Mercurial > dive4elements > framework
annotate artifact-database/src/main/java/org/dive4elements/artifactdatabase/Backend.java @ 550:68f01f10624e
Introduced helper for finding the user name for a given artifact
author | gernotbelger |
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date | Fri, 09 Feb 2018 13:26:19 +0100 |
parents | 3b1e48d22ce0 |
children | 584591f8203c |
rev | line source |
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1 /* |
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2 * Copyright (c) 2010, 2011 by Intevation GmbH |
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3 * |
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4 * This program is free software under the LGPL (>=v2.1) |
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5 * Read the file LGPL.txt coming with the software for details |
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6 * or visit http://www.gnu.org/licenses/ if it does not exist. |
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7 */ |
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8 package org.dive4elements.artifactdatabase; |
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9 |
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10 import org.dive4elements.artifacts.Artifact; |
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11 import org.dive4elements.artifacts.ArtifactCollection; |
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12 import org.dive4elements.artifacts.ArtifactCollectionFactory; |
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13 import org.dive4elements.artifacts.ArtifactDatabase.ArtifactLoadedCallback; |
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14 import org.dive4elements.artifacts.ArtifactFactory; |
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15 import org.dive4elements.artifacts.ArtifactSerializer; |
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16 import org.dive4elements.artifacts.CollectionItem; |
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17 import org.dive4elements.artifacts.User; |
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18 import org.dive4elements.artifacts.UserFactory; |
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19 |
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20 import org.dive4elements.artifacts.common.utils.StringUtils; |
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21 import org.dive4elements.artifacts.common.utils.XMLUtils; |
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22 import org.dive4elements.artifacts.common.utils.LRUCache; |
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23 |
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24 import org.dive4elements.artifactdatabase.db.SQLExecutor; |
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25 import org.dive4elements.artifactdatabase.db.SQL; |
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26 |
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27 import java.sql.SQLException; |
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28 import java.sql.Timestamp; |
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29 import java.sql.Types; |
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30 |
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31 import java.util.List; |
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32 import java.util.ArrayList; |
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33 import java.util.Date; |
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34 import java.util.HashMap; |
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35 |
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36 import java.util.concurrent.CopyOnWriteArrayList; |
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37 |
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38 import org.apache.log4j.Logger; |
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39 |
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40 import org.w3c.dom.Document; |
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41 |
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42 /** |
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43 * The backend implements the low level layer used to store artifacts |
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44 * in a SQL database. |
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45 * |
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46 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a> |
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47 */ |
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48 public class Backend |
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49 implements DatabaseCleaner.ArtifactReviver |
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50 { |
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51 private static Logger logger = Logger.getLogger(Backend.class); |
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52 |
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53 /** |
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54 * The SQL statement to create new artifact id inside the database. |
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55 */ |
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56 public String SQL_NEXT_ID; |
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57 |
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58 /** |
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59 * The SQL statement to insert an artifact into the database. |
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60 */ |
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61 public String SQL_INSERT; |
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62 |
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63 /** |
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64 * The SQL statement to update some columns of an existing |
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65 * artifact in the database. |
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66 */ |
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67 public String SQL_UPDATE; |
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68 |
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69 /** |
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70 * The SQL statement to touch the access time of an |
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71 * artifact inside the database. |
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72 */ |
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73 public String SQL_TOUCH; |
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74 |
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75 /** |
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76 * The SQL statement to load an artifact by a given |
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77 * identifier from the database. |
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78 */ |
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79 public String SQL_LOAD_BY_GID; |
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80 |
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81 /** |
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82 * The SQL statement to get the database id of an artifact |
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83 * identified by the identifier. |
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84 */ |
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85 public String SQL_GET_ID; |
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86 |
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87 /** |
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88 * The SQL statement to replace the content of an |
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89 * existing artifact inside the database. |
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90 */ |
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91 public String SQL_REPLACE; |
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92 |
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93 // USER SQL |
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94 |
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95 public String SQL_USERS_NEXT_ID; |
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96 public String SQL_USERS_INSERT; |
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97 public String SQL_USERS_SELECT_ID_BY_GID; |
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98 public String SQL_USERS_SELECT_GID; |
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99 public String SQL_USERS_SELECT_ACCOUNT; |
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100 public String SQL_USERS_DELETE_ID; |
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101 public String SQL_USERS_DELETE_COLLECTIONS; |
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102 public String SQL_USERS_SELECT_ALL; |
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103 public String SQL_USERS_COLLECTIONS; |
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104 public String SQL_USERS_COLLECTION_IDS; |
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105 public String SQL_USERS_DELETE_ALL_COLLECTIONS; |
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106 public String SQL_ARTIFACTS_IN_ONLY_COLLECTION_ONLY; |
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107 public String SQL_OUTDATE_ARTIFACTS_COLLECTION; |
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108 public String SQL_UPDATE_COLLECTION_TTL; |
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109 public String SQL_UPDATE_COLLECTION_NAME; |
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110 public String SQL_OUTDATE_ARTIFACTS_USER; |
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111 public String SQL_DELETE_USER_COLLECTION_ITEMS; |
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112 public String SQL_COLLECTIONS_NEXT_ID; |
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113 public String SQL_COLLECTIONS_INSERT; |
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114 public String SQL_COLLECTIONS_SELECT_USER; |
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115 public String SQL_COLLECTIONS_SELECT_ALL; |
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116 public String SQL_COLLECTIONS_SELECT_GID; |
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117 public String SQL_COLLECTIONS_CREATION_TIME; |
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118 public String SQL_COLLECTIONS_ID_BY_GID; |
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119 public String SQL_COLLECTIONS_OLDEST_ARTIFACT; |
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120 public String SQL_DELETE_COLLECTION_ITEMS; |
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121 public String SQL_DELETE_COLLECTION; |
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122 public String SQL_COLLECTION_CHECK_ARTIFACT; |
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123 public String SQL_COLLECTION_ITEMS_ID_NEXTVAL; |
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124 public String SQL_COLLECTION_ITEMS_INSERT; |
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125 public String SQL_COLLECTION_GET_ATTRIBUTE; |
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126 public String SQL_COLLECTION_SET_ATTRIBUTE; |
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127 public String SQL_COLLECTION_ITEM_GET_ATTRIBUTE; |
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128 public String SQL_COLLECTION_ITEM_SET_ATTRIBUTE; |
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129 public String SQL_COLLECTIONS_TOUCH_BY_GID; |
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130 public String SQL_COLLECTION_ITEM_ID_CID_AID; |
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131 public String SQL_COLLECTION_ITEM_OUTDATE_ARTIFACT; |
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132 public String SQL_COLLECTION_ITEM_DELETE; |
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133 public String SQL_COLLECTIONS_TOUCH_BY_ID; |
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134 public String SQL_COLLECTION_ITEMS_LIST_GID; |
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135 public String SQL_ALL_ARTIFACTS; |
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136 public String SQL_FIND_USER_BY_ARTIFACT; |
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137 |
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138 /** The singleton.*/ |
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139 protected static Backend instance; |
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140 |
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141 protected SQLExecutor sqlExecutor; |
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142 |
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143 protected List<BackendListener> listeners; |
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144 |
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145 protected DBConfig config; |
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146 |
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147 /** |
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148 * The database cleaner. Reference is stored here because |
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149 * the cleaner is woken up if the backend finds an outdated |
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150 * artifact. This artifact should be removed as soon as |
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151 * possible. |
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152 */ |
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153 protected DatabaseCleaner cleaner; |
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154 |
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155 /** |
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156 * To revive an artifact from the bytes coming from the database |
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157 * we need the artifact factory which references the artifact |
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158 * serializer which is able to do the reviving job. |
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159 */ |
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160 protected FactoryLookup factoryLookup; |
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161 |
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162 /** |
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163 * Little helper interface to decouple the ArtifactDatabase |
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164 * from the Backend. A ArtifactDatabase should depend on a |
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165 * Backend but a Backend not from an ArtifactDatabase. |
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166 */ |
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167 public interface FactoryLookup { |
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168 |
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169 /** |
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170 * Returns an ArtifactFactory which is bound to a given name. |
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171 * @param factoryName The name of the artifact factory. |
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172 * @return The ArtifactFactory bound to the factory name or |
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173 * null if not matching factory is found. |
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174 */ |
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175 ArtifactFactory getArtifactFactory(String factoryName); |
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176 |
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177 } // interface FactoryLookup |
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178 |
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179 /** |
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180 * Inner class that brigdes between the persisten form of the |
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181 * artifact and the living one inside the artifact database. |
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182 * After the describe(), feed(), advance() and out() operations |
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183 * of the artifact it must be possible to write to modified artifact |
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184 * back into the database. |
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185 */ |
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186 public final class PersistentArtifact |
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187 { |
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188 private int id; |
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189 private Artifact artifact; |
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190 private ArtifactSerializer serializer; |
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191 private Long ttl; |
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192 |
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193 /** |
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194 * Cronstructor to create a persistent artifact. |
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195 * @param artifact The living artifact. |
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196 * @param serializer The serializer to store the artifact |
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197 * after the operations. |
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198 * @param ttl The time to life of the artifact. |
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199 * @param id The database id of the artifact. |
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200 */ |
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201 public PersistentArtifact( |
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202 Artifact artifact, |
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203 ArtifactSerializer serializer, |
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204 Long ttl, |
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205 int id |
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206 ) { |
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207 this.id = id; |
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208 this.artifact = artifact; |
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209 this.serializer = serializer; |
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210 this.ttl = ttl; |
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211 } |
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212 |
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213 public int getId() { |
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214 return id; |
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215 } |
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216 |
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217 /** |
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218 * Returns the wrapped living artifact. |
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219 * @return the living artifact. |
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220 */ |
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221 public Artifact getArtifact() { |
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222 return artifact; |
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223 } |
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224 |
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225 /** |
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226 * Returns the serialized which is able to write a |
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227 * modified artifact back into the database. |
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228 * @return The serializer. |
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229 */ |
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230 public ArtifactSerializer getSerializer() { |
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231 return serializer; |
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232 } |
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233 |
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234 /** |
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235 * The time to life of the artifact. |
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236 * @return The time to live. |
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237 */ |
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238 public Long getTTL() { |
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239 return ttl; |
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240 } |
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241 |
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242 /** |
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243 * Stores the living artifact back into the database. |
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244 */ |
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245 public void store() { |
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246 if (logger.isDebugEnabled()) { |
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247 logger.debug("storing artifact id = " + getId()); |
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248 } |
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249 Backend.this.store(this); |
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250 } |
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251 |
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252 /** |
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253 * Only touches the access time of the artifact. |
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254 */ |
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255 public void touch() { |
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256 if (logger.isDebugEnabled()) { |
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257 logger.debug("touching artifact id = " + getId()); |
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258 } |
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259 Backend.this.touch(this); |
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260 } |
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261 } // class ArtifactWithId |
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262 |
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263 /** |
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264 * Default constructor |
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265 */ |
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266 public Backend() { |
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267 listeners = new CopyOnWriteArrayList<BackendListener>(); |
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268 } |
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269 |
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270 public Backend(DBConfig config) { |
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271 this(); |
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272 this.config = config; |
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273 sqlExecutor = new SQLExecutor(config.getDBConnection()); |
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274 setupSQL(config.getSQL()); |
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275 } |
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276 |
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277 public SQLExecutor getSQLExecutor() { |
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278 return sqlExecutor; |
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279 } |
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280 |
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281 /** |
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282 * Constructor to create a backend with a link to the database cleaner. |
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283 * @param cleaner The clean which periodically removes outdated |
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284 * artifacts from the database. |
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285 */ |
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286 public Backend(DBConfig config, DatabaseCleaner cleaner) { |
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287 this(config); |
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288 this.cleaner = cleaner; |
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289 } |
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290 |
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291 public DBConfig getConfig() { |
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292 return config; |
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293 } |
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294 |
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295 /** |
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296 * Returns the singleton of this Backend. |
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297 * |
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298 * @return the backend. |
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299 */ |
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300 public static synchronized Backend getInstance() { |
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301 if (instance == null) { |
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302 instance = new Backend(DBConfig.getInstance()); |
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303 } |
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304 |
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305 return instance; |
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306 } |
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307 |
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308 protected void setupSQL(SQL sql) { |
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309 SQL_NEXT_ID = sql.get("artifacts.id.nextval"); |
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310 SQL_INSERT = sql.get("artifacts.insert"); |
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311 SQL_UPDATE = sql.get("artifacts.update"); |
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312 SQL_TOUCH = sql.get("artifacts.touch"); |
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313 SQL_LOAD_BY_GID = sql.get("artifacts.select.gid"); |
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314 SQL_GET_ID = sql.get("artifacts.get.id"); |
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315 SQL_REPLACE = sql.get("artifacts.replace"); |
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316 SQL_USERS_NEXT_ID = sql.get("users.id.nextval"); |
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317 SQL_USERS_INSERT = sql.get("users.insert"); |
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318 SQL_USERS_SELECT_ID_BY_GID = sql.get("users.select.id.by.gid"); |
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319 SQL_USERS_SELECT_GID = sql.get("users.select.gid"); |
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320 SQL_USERS_SELECT_ACCOUNT = sql.get("users.select.account"); |
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321 SQL_USERS_DELETE_ID = sql.get("users.delete.id"); |
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322 SQL_USERS_DELETE_COLLECTIONS = sql.get("users.delete.collections"); |
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323 SQL_USERS_SELECT_ALL = sql.get("users.select.all"); |
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324 SQL_USERS_COLLECTIONS = sql.get("users.collections"); |
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325 SQL_USERS_COLLECTION_IDS = sql.get("users.collection.ids"); |
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326 SQL_USERS_DELETE_ALL_COLLECTIONS = |
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327 sql.get("users.delete.collections"); |
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328 SQL_ARTIFACTS_IN_ONLY_COLLECTION_ONLY = |
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329 sql.get("artifacts.in.one.collection.only"); |
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330 SQL_OUTDATE_ARTIFACTS_COLLECTION = |
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331 sql.get("outdate.artifacts.collection"); |
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332 SQL_UPDATE_COLLECTION_TTL = sql.get("collections.update.ttl"); |
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333 SQL_UPDATE_COLLECTION_NAME = sql.get("collections.update.name"); |
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334 SQL_OUTDATE_ARTIFACTS_USER = sql.get("outdate.artifacts.user"); |
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335 SQL_DELETE_USER_COLLECTION_ITEMS = |
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336 sql.get("delete.user.collection.items"); |
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337 SQL_COLLECTIONS_NEXT_ID = sql.get("collections.id.nextval"); |
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338 SQL_COLLECTIONS_INSERT = sql.get("collections.insert"); |
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339 SQL_COLLECTIONS_SELECT_USER = sql.get("collections.select.user"); |
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340 SQL_COLLECTIONS_SELECT_ALL = sql.get("collections.select.all"); |
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341 SQL_COLLECTIONS_SELECT_GID = sql.get("collections.select.by.gid"); |
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342 SQL_COLLECTIONS_CREATION_TIME = sql.get("collection.creation.time"); |
343
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343 SQL_COLLECTIONS_OLDEST_ARTIFACT = sql.get("collections.artifacts.oldest"); |
344
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344 SQL_COLLECTIONS_ID_BY_GID = sql.get("collections.id.by.gid"); |
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345 SQL_DELETE_COLLECTION_ITEMS = sql.get("delete.collection.items"); |
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346 SQL_DELETE_COLLECTION = sql.get("delete.collection"); |
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347 SQL_COLLECTION_CHECK_ARTIFACT = sql.get("collection.check.artifact"); |
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348 SQL_COLLECTION_ITEMS_ID_NEXTVAL = |
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349 sql.get("collection.items.id.nextval"); |
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350 SQL_COLLECTION_ITEMS_INSERT = sql.get("collection.items.insert"); |
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351 SQL_COLLECTION_GET_ATTRIBUTE = sql.get("collection.get.attribute"); |
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352 SQL_COLLECTION_SET_ATTRIBUTE = sql.get("collection.set.attribute"); |
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353 SQL_COLLECTION_ITEM_GET_ATTRIBUTE = |
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354 sql.get("collection.item.get.attribute"); |
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355 SQL_COLLECTION_ITEM_SET_ATTRIBUTE = |
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356 sql.get("collection.item.set.attribute"); |
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357 SQL_COLLECTIONS_TOUCH_BY_GID = sql.get("collections.touch.by.gid"); |
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358 SQL_COLLECTION_ITEM_ID_CID_AID = sql.get("collection.item.id.cid.aid"); |
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359 SQL_COLLECTION_ITEM_OUTDATE_ARTIFACT = |
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360 sql.get("collection.item.outdate.artifact"); |
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361 SQL_COLLECTION_ITEM_DELETE = sql.get("collection.item.delete"); |
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362 SQL_COLLECTIONS_TOUCH_BY_ID = sql.get("collections.touch.by.id"); |
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363 SQL_COLLECTION_ITEMS_LIST_GID = sql.get("collection.items.list.gid"); |
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364 SQL_ALL_ARTIFACTS = sql.get("all.artifacts"); |
550
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365 SQL_FIND_USER_BY_ARTIFACT = sql.get("find.user.by.artifact"); |
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366 } |
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367 |
310
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368 public void addListener(BackendListener listener) { |
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369 listeners.add(listener); |
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370 logger.debug("# listeners: " + listeners.size()); |
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371 } |
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372 |
311
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373 public void addAllListeners(List<BackendListener> others) { |
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374 listeners.addAll(others); |
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375 logger.debug("# listeners: " + listeners.size()); |
311
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376 } |
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377 |
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378 /** |
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379 * Sets the factory lookup mechanism to decouple ArtifactDatabase |
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380 * and Backend. |
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381 * @param factoryLookup |
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382 */ |
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383 public void setFactoryLookup(FactoryLookup factoryLookup) { |
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384 this.factoryLookup = factoryLookup; |
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385 } |
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386 |
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387 /** |
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388 * Sets the database cleaner explicitly. |
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389 * @param cleaner The database cleaner |
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390 */ |
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391 public void setCleaner(DatabaseCleaner cleaner) { |
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392 this.cleaner = cleaner; |
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393 } |
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394 |
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395 /** |
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396 * Returns a new unique identifier to external identify |
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397 * the artifact across the system. This implementation |
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398 * uses random UUIDs v4 to achieve this target. |
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399 * @return the new identifier |
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400 */ |
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401 public String newIdentifier() { |
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402 // TODO: check database for collisions. |
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403 return StringUtils.newUUID(); |
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404 } |
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405 |
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406 public boolean isValidIdentifier(String identifier) { |
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407 return StringUtils.checkUUID(identifier); |
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408 } |
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409 |
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410 /** |
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411 * Stores a new artifact into the database. |
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412 * @param artifact The artifact to be stored |
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413 * @param factory The factory which build the artifact |
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414 * @param ttl The initial time to life of the artifact. |
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415 * @return A persistent wrapper around the living |
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416 * artifact to be able to write modification later. |
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417 * @throws Exception Thrown if something went wrong with the |
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418 * storage process. |
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419 */ |
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420 public PersistentArtifact storeInitially( |
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421 Artifact artifact, |
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422 ArtifactFactory factory, |
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423 Long ttl |
47
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424 ) |
32
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425 throws Exception |
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426 { |
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427 return new PersistentArtifact( |
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428 artifact, |
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429 factory.getSerializer(), |
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Added the time to live of an artifact to the CallContext.
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430 ttl, |
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431 insertDatabase(artifact, factory, ttl)); |
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432 } |
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433 |
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434 /** |
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435 * Stores an artifact into database if it does not exist there. |
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436 * If it exists there it is only updated. |
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437 * @param artifact The artifact to store/update. |
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438 * @param factory The factory which created the artifact. |
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439 * @param ttl The initial time to live of the artifact. |
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440 * @return A persistent version of the artifact to be able |
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441 * to store a modification later. |
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442 * @throws Exception Thrown if something went wrong during |
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443 * storing/updating. |
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444 */ |
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445 public PersistentArtifact storeOrReplace( |
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446 Artifact artifact, |
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447 ArtifactFactory factory, |
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448 Long ttl |
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449 ) |
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450 throws Exception |
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451 { |
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452 return new PersistentArtifact( |
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453 artifact, |
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454 factory.getSerializer(), |
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455 ttl, |
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456 storeOrReplaceDatabase(artifact, factory, ttl)); |
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457 } |
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458 |
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459 /** |
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460 * Implementors of this interface are able to process the raw |
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461 * artifact data from the database for loading. |
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462 */ |
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463 public interface ArtifactLoader { |
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464 |
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465 /** |
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466 * Creates a custom object from the raw artifact database data. |
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467 * @param factory The factory that created this artifact. |
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468 * @param ttl The current time to life of the artifact. |
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469 * @param bytes The raw artifact bytes from the database. |
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470 * @param id The database id of the artifact. |
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471 * @return The custom object created by the implementation. |
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472 */ |
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473 Object load(ArtifactFactory factory, Long ttl, byte [] bytes, int id); |
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474 |
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475 } // interface ArtifactLoader |
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476 |
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477 /** |
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478 * Fetches an artifact from the database identified by the |
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479 * given identifier. |
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480 * @param identifer The identifier of the artifact. |
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481 * @return A persistent wrapper around the found artifact |
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482 * to be able to write back a modifaction later or null |
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483 * if no artifact is found for this identifier. |
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484 */ |
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485 public PersistentArtifact getArtifact(String identifer) { |
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486 |
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487 return (PersistentArtifact)loadArtifact( |
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488 identifer, |
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489 new ArtifactLoader() { |
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490 |
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491 public Object load( |
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492 ArtifactFactory factory, |
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493 Long ttl, |
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494 byte [] bytes, |
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495 int id |
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496 ) { |
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497 ArtifactSerializer serializer = factory.getSerializer(); |
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498 |
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499 Artifact artifact = serializer.fromBytes(bytes); |
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500 |
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501 return artifact == null |
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502 ? null |
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503 : new PersistentArtifact(artifact, serializer, ttl, id); |
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504 } |
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505 }); |
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506 } |
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507 |
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508 /** |
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509 * More general loading mechanism for artifacts. The concrete |
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510 * load processing is delegated to the given loader. |
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511 * @param identifer The identifier of the artifact. |
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512 * @param loader The loader which processes the raw database data. |
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513 * @return The object created by the loader. |
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514 */ |
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515 public Object loadArtifact( |
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516 final String identifer, |
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517 final ArtifactLoader loader |
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518 ) { |
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519 if (!isValidIdentifier(identifer)) { |
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520 return null; |
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521 } |
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522 |
303
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523 if (factoryLookup == null) { |
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524 logger.error("factory lookup == null"); |
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525 return false; |
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526 } |
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527 |
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528 final Object [] loaded = new Object[1]; |
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529 |
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530 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
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531 public boolean doIt() throws SQLException { |
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532 prepareStatement(SQL_LOAD_BY_GID); |
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533 stmnt.setString(1, identifer); |
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534 |
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535 result = stmnt.executeQuery(); |
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536 |
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537 if (!result.next()) { |
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538 return false; |
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539 } |
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540 |
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541 int id = result.getInt(1); |
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542 long ttlX = result.getLong(2); |
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543 Long ttl = result.wasNull() ? null : ttlX; |
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544 |
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545 String factoryName = result.getString(3); |
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546 |
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547 ArtifactFactory factory = factoryLookup |
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548 .getArtifactFactory(factoryName); |
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549 |
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550 if (factory == null) { |
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551 logger.error("factory '" + factoryName + "' not found"); |
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552 return false; |
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553 } |
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554 |
242
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555 byte [] bytes = result.getBytes(4); |
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556 |
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557 loaded[0] = loader.load(factory, ttl, bytes, id); |
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558 return true; |
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559 } |
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560 }; |
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561 |
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562 return exec.runRead() ? loaded[0] : null; |
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563 } |
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564 |
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565 /** |
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566 * Called if the load mechanism found an outdated artifact. |
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567 * It wakes up the database cleaner. |
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568 * @param id The id of the outdated artifact. |
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569 */ |
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570 protected void artifactOutdated(int id) { |
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571 if (logger.isDebugEnabled()) { |
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572 logger.info("artifactOutdated: id = " + id); |
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573 } |
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574 if (cleaner != null) { |
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575 cleaner.wakeup(); |
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576 } |
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577 } |
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578 |
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579 public Artifact reviveArtifact(String factoryName, byte [] bytes) { |
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580 if (factoryLookup == null) { |
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581 logger.error("reviveArtifact: factory lookup == null"); |
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582 return null; |
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583 } |
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584 ArtifactFactory factory = factoryLookup |
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585 .getArtifactFactory(factoryName); |
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586 |
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587 if (factory == null) { |
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588 logger.error( |
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589 "reviveArtifact: no factory '" + factoryName + "' found"); |
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590 return null; |
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591 } |
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592 |
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593 ArtifactSerializer serializer = factory.getSerializer(); |
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594 |
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595 return serializer.fromBytes(bytes); |
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596 } |
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597 |
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598 /** |
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599 * Internal method to store/replace an artifact inside the database. |
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600 * If an artifact with the given identifier does not exists it is |
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601 * created else only the content data is updated. |
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602 * @param artifact The artifact to be store/update inside the database. |
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603 * @param factory The factory that created the artifact. |
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604 * @param ttl The initial time to life of the artifact. |
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605 * @return The database id of the stored/updated artifact. |
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606 */ |
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607 protected int storeOrReplaceDatabase( |
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608 final Artifact artifact, |
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609 final ArtifactFactory factory, |
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610 final Long ttl |
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611 ) { |
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612 final String uuid = artifact.identifier(); |
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613 |
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614 if (!isValidIdentifier(uuid)) { |
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615 throw new RuntimeException("No valid UUID"); |
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616 } |
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617 |
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618 final int [] id = new int[1]; |
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619 final boolean [] stored = new boolean[1]; |
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620 |
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621 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
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622 public boolean doIt() throws SQLException { |
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623 |
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624 prepareStatement(SQL_GET_ID); |
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625 stmnt.setString(1, uuid); |
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626 result = stmnt.executeQuery(); |
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627 |
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628 Integer ID = result.next() |
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629 ? Integer.valueOf(result.getInt(1)) |
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630 : null; |
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631 |
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632 reset(); |
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633 |
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634 if (stored[0] = ID != null) { // already in database |
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635 prepareStatement(SQL_REPLACE); |
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636 |
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637 if (ttl == null) { |
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638 stmnt.setNull(1, Types.BIGINT); |
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639 } |
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640 else { |
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641 stmnt.setLong(1, ttl.longValue()); |
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642 } |
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643 |
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644 stmnt.setString(2, factory.getName()); |
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645 stmnt.setBytes( |
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646 3, |
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647 factory.getSerializer().toBytes(artifact)); |
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648 id[0] = ID.intValue(); |
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649 stmnt.setInt(4, id[0]); |
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650 } |
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651 else { // new artifact |
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652 prepareStatement(SQL_NEXT_ID); |
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653 result = stmnt.executeQuery(); |
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654 |
174
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655 if (!result.next()) { |
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656 logger.error("No id generated"); |
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657 return false; |
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658 } |
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659 |
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660 reset(); |
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661 |
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662 prepareStatement(SQL_INSERT); |
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663 |
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664 id[0] = result.getInt(1); |
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665 stmnt.setInt(1, id[0]); |
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666 stmnt.setString(2, uuid); |
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667 if (ttl == null) { |
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668 stmnt.setNull(3, Types.BIGINT); |
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669 } |
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670 else { |
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671 stmnt.setLong(3, ttl.longValue()); |
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672 } |
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673 |
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674 stmnt.setString(4, factory.getName()); |
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675 |
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676 stmnt.setBytes( |
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677 5, |
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678 factory.getSerializer().toBytes(artifact)); |
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679 } |
174
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680 stmnt.execute(); |
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681 conn.commit(); |
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682 return true; |
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683 } |
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684 }; |
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685 |
174
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686 if (!exec.runWrite()) { |
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687 throw new RuntimeException("failed insert artifact into database"); |
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688 } |
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689 |
313
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690 if (stored[0]) { |
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691 fireStoredArtifact(artifact); |
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692 } |
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693 else { |
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694 fireCreatedArtifact(artifact); |
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695 } |
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696 |
174
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697 return id[0]; |
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698 } |
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699 |
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700 /** |
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701 * Internal method to store an artifact inside the database. |
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702 * @param artifact The artifact to be stored. |
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703 * @param factory The factory which created the artifact. |
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704 * @param ttl The initial time to live of the artifact. |
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705 * @return The database id of the stored artifact. |
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706 */ |
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707 protected int insertDatabase( |
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708 final Artifact artifact, |
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709 final ArtifactFactory factory, |
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710 final Long ttl |
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711 ) { |
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712 final int [] id = new int[1]; |
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713 |
305
f33401ea2a6c
Artifact database: Refactorized the usage of dialect independent SQL to be reusable.
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|
714 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
541
3b1e48d22ce0
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|
715 @Override |
174
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716 public boolean doIt() throws SQLException { |
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717 prepareStatement(SQL_NEXT_ID); |
80
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718 result = stmnt.executeQuery(); |
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719 |
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|
720 if (!result.next()) { |
174
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721 logger.error("No id generated"); |
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722 return false; |
80
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|
723 } |
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Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT).
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|
724 |
174
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725 id[0] = result.getInt(1); |
80
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|
726 |
174
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727 reset(); |
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728 prepareStatement(SQL_INSERT); |
80
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|
729 |
174
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730 String uuid = artifact.identifier(); |
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731 stmnt.setInt(1, id[0]); |
80
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|
732 stmnt.setString(2, uuid); |
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|
733 if (ttl == null) { |
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|
734 stmnt.setNull(3, Types.BIGINT); |
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735 } |
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736 else { |
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|
737 stmnt.setLong(3, ttl.longValue()); |
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738 } |
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|
739 |
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|
740 stmnt.setString(4, factory.getName()); |
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|
741 |
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|
742 stmnt.setBytes( |
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|
743 5, |
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|
744 factory.getSerializer().toBytes(artifact)); |
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|
745 |
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|
746 stmnt.execute(); |
14
0d16d1bb2df0
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|
747 |
174
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748 conn.commit(); |
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749 return true; |
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750 } |
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751 }; |
14
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13
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|
752 |
174
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753 if (!exec.runWrite()) { |
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|
754 throw new RuntimeException("failed insert artifact into database"); |
14
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|
755 } |
174
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|
756 |
311
1d517e051e95
Made backend listeners loadable at boot time.
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parents:
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diff
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|
757 fireCreatedArtifact(artifact); |
310
63122b9dee1d
Added interface to listen events in the backend.
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parents:
309
diff
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|
758 |
174
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759 return id[0]; |
14
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parents:
13
diff
changeset
|
760 } |
0d16d1bb2df0
Initial checkin of artigact persistents back by database.
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parents:
13
diff
changeset
|
761 |
311
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762 protected void fireCreatedArtifact(Artifact artifact) { |
310
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changeset
|
763 for (BackendListener listener: listeners) { |
311
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|
764 listener.createdArtifact(artifact, this); |
310
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|
765 } |
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|
766 } |
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|
767 |
90
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parents:
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diff
changeset
|
768 /** |
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parents:
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|
769 * Touches the access timestamp of a given artifact to prevent |
68285f7bc476
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parents:
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|
770 * that it will be removed from the database by the database cleaner. |
68285f7bc476
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parents:
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diff
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|
771 * @param artifact The persistent wrapper around the living artifact. |
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|
772 */ |
174
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773 public void touch(final PersistentArtifact artifact) { |
305
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|
774 sqlExecutor.new Instance() { |
174
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775 public boolean doIt() throws SQLException { |
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776 prepareStatement(SQL_TOUCH); |
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777 stmnt.setInt(1, artifact.getId()); |
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778 stmnt.execute(); |
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779 conn.commit(); |
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780 return true; |
14
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parents:
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|
781 } |
174
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782 }.runWrite(); |
14
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parents:
13
diff
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|
783 } |
0d16d1bb2df0
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
13
diff
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|
784 |
90
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parents:
86
diff
changeset
|
785 /** |
68285f7bc476
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parents:
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diff
changeset
|
786 * Writes modification of an artifact back to the database. |
68285f7bc476
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
86
diff
changeset
|
787 * @param artifact The persistent wrapper around a living |
68285f7bc476
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parents:
86
diff
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|
788 * artifact. |
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parents:
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changeset
|
789 */ |
174
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790 public void store(final PersistentArtifact artifact) { |
310
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791 boolean success = sqlExecutor.new Instance() { |
174
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792 public boolean doIt() throws SQLException { |
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793 prepareStatement(SQL_UPDATE); |
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794 stmnt.setInt(2, artifact.getId()); |
26
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Connected /create with artifact db.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
24
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|
795 |
174
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796 byte [] bytes = artifact |
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797 .getSerializer() |
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798 .toBytes(artifact.getArtifact()); |
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799 |
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800 stmnt.setBytes(1, bytes); |
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801 stmnt.execute(); |
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802 conn.commit(); |
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|
803 return true; |
26
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
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|
804 } |
174
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|
805 }.runWrite(); |
310
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|
806 |
63122b9dee1d
Added interface to listen events in the backend.
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parents:
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changeset
|
807 if (success) { |
311
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|
808 fireStoredArtifact(artifact.getArtifact()); |
310
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|
809 } |
14
0d16d1bb2df0
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
13
diff
changeset
|
810 } |
133
2950c6011afa
Fixed typo in keys.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
128
diff
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|
811 |
311
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|
812 protected void fireStoredArtifact(Artifact artifact) { |
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813 for (BackendListener listener: listeners) { |
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|
814 listener.storedArtifact(artifact, this); |
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|
815 } |
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|
816 } |
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changeset
|
817 |
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|
818 |
133
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|
819 public User createUser( |
233
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230
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|
820 final String name, |
410
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parents:
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|
821 final String account, |
174
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822 final Document role, |
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823 final UserFactory factory, |
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824 final Object context |
133
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|
825 ) { |
174
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826 final User [] user = new User[1]; |
138
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827 |
235
3e29395ebac6
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
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828 final byte [] roleData = XMLUtils.toByteArray(role, true); |
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829 |
305
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|
830 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
174
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831 public boolean doIt() throws SQLException { |
138
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|
832 |
174
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|
833 prepareStatement(SQL_USERS_NEXT_ID); |
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|
834 result = stmnt.executeQuery(); |
138
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|
835 |
146
967dc552455d
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parents:
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|
836 if (!result.next()) { |
174
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837 return false; |
138
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|
838 } |
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|
839 |
145
c0d025df722d
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parents:
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diff
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|
840 int id = result.getInt(1); |
138
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|
841 |
174
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|
842 reset(); |
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Reduce the code repetition and the complexity of the backend.
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|
843 |
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|
844 String identifier = newIdentifier(); |
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845 |
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846 prepareStatement(SQL_USERS_INSERT); |
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|
847 |
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|
848 stmnt.setInt(1, id); |
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849 stmnt.setString(2, identifier); |
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850 stmnt.setString(3, name); |
410
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diff
changeset
|
851 stmnt.setString(4, account); |
138
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|
852 |
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|
853 if (roleData == null) { |
481
6f6a5b229a7a
Use correct data type for user role in sql statement.
Raimund Renkert <rrenkert@intevation.de>
parents:
475
diff
changeset
|
854 stmnt.setNull(5, Types.BINARY); |
138
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|
855 } |
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|
856 else { |
410
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parents:
393
diff
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|
857 stmnt.setBytes(5, roleData); |
138
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|
858 } |
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|
859 |
174
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|
860 stmnt.execute(); |
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|
861 conn.commit(); |
138
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|
862 |
174
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|
863 user[0] = factory.createUser( |
410
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|
864 identifier, name, account, role, context); |
174
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|
865 return true; |
138
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|
866 } |
174
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|
867 }; |
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|
868 |
311
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changeset
|
869 boolean success = exec.runWrite(); |
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|
870 |
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changeset
|
871 if (success) { |
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diff
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|
872 fireCreatedUser(user[0]); |
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changeset
|
873 return user[0]; |
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diff
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|
874 } |
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diff
changeset
|
875 |
1d517e051e95
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diff
changeset
|
876 return null; |
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diff
changeset
|
877 } |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
changeset
|
878 |
1d517e051e95
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diff
changeset
|
879 protected void fireCreatedUser(User user) { |
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diff
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|
880 for (BackendListener listener: listeners) { |
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310
diff
changeset
|
881 listener.createdUser(user, this); |
1d517e051e95
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diff
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|
882 } |
133
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diff
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|
883 } |
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Fixed typo in keys.
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128
diff
changeset
|
884 |
174
25d472a67a9f
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diff
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|
885 public boolean deleteUser(final String identifier) { |
144
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138
diff
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|
886 |
177
77cd37a93fca
Backend: isIdentifierValid more symmetric to new newIndentifier
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176
diff
changeset
|
887 if (!isValidIdentifier(identifier)) { |
154
1a72f08ce8d7
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diff
changeset
|
888 return false; |
147
9a64e0c1c737
Added code to load user from database.
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diff
changeset
|
889 } |
9a64e0c1c737
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146
diff
changeset
|
890 |
305
f33401ea2a6c
Artifact database: Refactorized the usage of dialect independent SQL to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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303
diff
changeset
|
891 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
174
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|
892 public boolean doIt() throws SQLException { |
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|
893 prepareStatement(SQL_USERS_SELECT_ID_BY_GID); |
144
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changeset
|
894 |
5369582d4fbf
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|
895 stmnt.setString(1, identifier); |
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|
896 result = stmnt.executeQuery(); |
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diff
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|
897 |
5369582d4fbf
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|
898 if (!result.next()) { // No such user |
154
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changeset
|
899 return false; |
144
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diff
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|
900 } |
5369582d4fbf
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diff
changeset
|
901 |
5369582d4fbf
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|
902 int id = result.getInt(1); |
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|
903 |
174
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diff
changeset
|
904 reset(); |
144
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|
905 |
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|
906 // outdate the artifacts exclusively used by the user |
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|
907 |
174
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|
908 prepareStatement(SQL_OUTDATE_ARTIFACTS_USER); |
144
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|
909 stmnt.setInt(1, id); |
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|
910 stmnt.setInt(2, id); |
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diff
changeset
|
911 stmnt.execute(); |
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|
912 |
174
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diff
changeset
|
913 reset(); |
144
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diff
changeset
|
914 |
5369582d4fbf
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|
915 // delete the collection items of the user |
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diff
changeset
|
916 |
174
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diff
changeset
|
917 prepareStatement(SQL_DELETE_USER_COLLECTION_ITEMS); |
144
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diff
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|
918 stmnt.setInt(1, id); |
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diff
changeset
|
919 stmnt.execute(); |
233
16cd059945e5
Removed trailing whitespace.
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230
diff
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|
920 |
174
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diff
changeset
|
921 reset(); |
144
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diff
changeset
|
922 |
5369582d4fbf
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diff
changeset
|
923 // delete the collections of the user |
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diff
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|
924 |
174
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diff
changeset
|
925 prepareStatement(SQL_USERS_DELETE_COLLECTIONS); |
144
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diff
changeset
|
926 stmnt.setInt(1, id); |
5369582d4fbf
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138
diff
changeset
|
927 stmnt.execute(); |
174
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diff
changeset
|
928 |
25d472a67a9f
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diff
changeset
|
929 reset(); |
144
5369582d4fbf
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138
diff
changeset
|
930 |
5369582d4fbf
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diff
changeset
|
931 // delete the user |
5369582d4fbf
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138
diff
changeset
|
932 |
174
25d472a67a9f
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diff
changeset
|
933 prepareStatement(SQL_USERS_DELETE_ID); |
144
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diff
changeset
|
934 stmnt.setInt(1, id); |
5369582d4fbf
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diff
changeset
|
935 stmnt.execute(); |
5369582d4fbf
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138
diff
changeset
|
936 |
5369582d4fbf
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138
diff
changeset
|
937 conn.commit(); |
154
1a72f08ce8d7
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
153
diff
changeset
|
938 return true; |
144
5369582d4fbf
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138
diff
changeset
|
939 } |
174
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diff
changeset
|
940 }; |
154
1a72f08ce8d7
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
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153
diff
changeset
|
941 |
311
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
942 boolean success = exec.runWrite(); |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
943 |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
944 if (success) { |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
945 fireDeletedUser(identifier); |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
946 } |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
947 |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
948 return success; |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
949 } |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
950 |
1d517e051e95
Made backend listeners loadable at boot time.
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parents:
310
diff
changeset
|
951 protected void fireDeletedUser(String identifier) { |
1d517e051e95
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parents:
310
diff
changeset
|
952 for (BackendListener listener: listeners) { |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
953 listener.deletedUser(identifier, this); |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
954 } |
133
2950c6011afa
Fixed typo in keys.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
128
diff
changeset
|
955 } |
2950c6011afa
Fixed typo in keys.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
128
diff
changeset
|
956 |
157
6e6965873a48
Simplified creation of users.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
156
diff
changeset
|
957 public User getUser( |
233
16cd059945e5
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
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230
diff
changeset
|
958 final String identifier, |
174
25d472a67a9f
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diff
changeset
|
959 final UserFactory factory, |
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diff
changeset
|
960 final Object context |
157
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diff
changeset
|
961 ) { |
177
77cd37a93fca
Backend: isIdentifierValid more symmetric to new newIndentifier
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
176
diff
changeset
|
962 if (!isValidIdentifier(identifier)) { |
147
9a64e0c1c737
Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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146
diff
changeset
|
963 logger.debug("Invalid UUID: '" + identifier + "'"); |
9a64e0c1c737
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146
diff
changeset
|
964 return null; |
9a64e0c1c737
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parents:
146
diff
changeset
|
965 } |
9a64e0c1c737
Added code to load user from database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
146
diff
changeset
|
966 |
174
25d472a67a9f
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diff
changeset
|
967 final User [] user = new User[1]; |
147
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diff
changeset
|
968 |
305
f33401ea2a6c
Artifact database: Refactorized the usage of dialect independent SQL to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
303
diff
changeset
|
969 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
174
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diff
changeset
|
970 public boolean doIt() throws SQLException { |
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diff
changeset
|
971 prepareStatement(SQL_USERS_SELECT_GID); |
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diff
changeset
|
972 stmnt.setString(1, identifier); |
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diff
changeset
|
973 result = stmnt.executeQuery(); |
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diff
changeset
|
974 if (!result.next()) { // no such user |
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diff
changeset
|
975 return false; |
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diff
changeset
|
976 } |
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diff
changeset
|
977 // omit id |
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diff
changeset
|
978 String name = result.getString(2); |
410
f456d9d55541
Read the account information from the database
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
393
diff
changeset
|
979 String account = result.getString(3); |
f456d9d55541
Read the account information from the database
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
393
diff
changeset
|
980 byte [] roleData = result.getBytes(4); |
174
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diff
changeset
|
981 |
432
da33275fb765
Check if roleData is null before reading it
Björn Ricks <bjoern.ricks@intevation.de>
parents:
413
diff
changeset
|
982 Document role = null; |
da33275fb765
Check if roleData is null before reading it
Björn Ricks <bjoern.ricks@intevation.de>
parents:
413
diff
changeset
|
983 if (roleData != null) { |
da33275fb765
Check if roleData is null before reading it
Björn Ricks <bjoern.ricks@intevation.de>
parents:
413
diff
changeset
|
984 role = XMLUtils.fromByteArray(roleData, true); |
da33275fb765
Check if roleData is null before reading it
Björn Ricks <bjoern.ricks@intevation.de>
parents:
413
diff
changeset
|
985 } |
174
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diff
changeset
|
986 |
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987 user[0] = factory.createUser( |
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988 identifier, name, account, role, context); |
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989 return true; |
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990 } |
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991 }; |
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992 |
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993 return exec.runRead() ? user[0] : null; |
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994 } |
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995 |
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996 /** |
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997 * Find/Get user by account. |
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998 */ |
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999 public User findUser( |
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1000 final String account, |
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1001 final UserFactory factory, |
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1002 final Object context |
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1003 ) { |
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1004 |
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1005 final User [] user = new User[1]; |
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1006 logger.debug("Trying to find user by account " + account); |
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1007 |
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1008 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
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1009 public boolean doIt() throws SQLException { |
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1010 prepareStatement(SQL_USERS_SELECT_ACCOUNT); |
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1011 stmnt.setString(1, account); |
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1012 result = stmnt.executeQuery(); |
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1013 if (!result.next()) { // no such user |
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1014 logger.debug("No user found."); |
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1015 return false; |
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1016 } |
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1017 String identifier = result.getString(1); |
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1018 String name = result.getString(2); |
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1019 String account = result.getString(3); |
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1020 byte [] roleData = result.getBytes(4); |
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1021 |
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1022 Document role = null; |
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1023 if (roleData != null) { |
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1024 role = XMLUtils.fromByteArray(roleData, true); |
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1025 } |
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1026 |
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1027 user[0] = factory.createUser( |
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1028 identifier, name, account, role, context); |
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1029 return true; |
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1030 } |
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1031 }; |
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1032 |
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1033 return exec.runRead() ? user[0] : null; |
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1034 } |
550
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1035 |
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1036 /** Find the owner of a given artifact */ |
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1037 public String findUserName(final String artifactGid) { |
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1038 |
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1039 final String[] returnValue = new String[1]; |
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1040 |
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1041 final SQLExecutor.Instance exec = this.sqlExecutor.new Instance() { |
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1042 |
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1043 @Override |
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1044 public boolean doIt() throws SQLException { |
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1045 |
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1046 prepareStatement(Backend.this.SQL_FIND_USER_BY_ARTIFACT); |
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1047 this.stmnt.setString(1, artifactGid); |
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1048 |
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1049 this.result = this.stmnt.executeQuery(); |
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1050 |
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1051 // final HashMap<String, LazyBackendUser> users = new HashMap<String, LazyBackendUser>(); |
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1052 |
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1053 while (this.result.next()) { |
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1054 // final String userIdentifier = this.result.getString(1); |
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1055 final String userName = this.result.getString(2); |
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1056 |
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1057 // We only need the name at the moment, else we could do this: User user = new LazyBackendUser( |
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1058 // userIdentifier, userFactory, Backend.this, context); |
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1059 returnValue[0] = userName; |
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1060 return true; |
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1061 } |
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1062 |
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1063 return true; |
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1064 } |
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1065 }; |
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1066 |
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1067 if (exec.runRead()) |
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1068 return returnValue[0]; |
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1069 |
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1070 return null; |
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1071 } |
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1072 |
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1073 public User [] getUsers( |
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1074 final UserFactory factory, |
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1075 final Object context |
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1076 ) { |
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1077 final ArrayList<User> users = new ArrayList<User>(); |
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1078 |
305
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1079 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
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1080 public boolean doIt() throws SQLException { |
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1081 prepareStatement(SQL_USERS_SELECT_ALL); |
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1082 result = stmnt.executeQuery(); |
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1083 |
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1084 while (result.next()) { |
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1085 // omit id |
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1086 String identifier = result.getString(2); |
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1087 String name = result.getString(3); |
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1088 String account = result.getString(4); |
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1089 byte [] roleData = result.getBytes(5); |
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1090 |
235
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1091 Document role = XMLUtils.fromByteArray(roleData, true); |
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1092 User user = factory.createUser( |
410
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1093 identifier, name, account, role, context); |
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1094 users.add(user); |
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1095 } |
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1096 return true; |
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1097 } |
174
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1098 }; |
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1099 |
174
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1100 return exec.runRead() |
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1101 ? users.toArray(new User[users.size()]) |
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1102 : null; |
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1103 } |
156
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1104 |
159
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1105 public ArtifactCollection createCollection( |
233
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1106 final String ownerIdentifier, |
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1107 final String name, |
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1108 final ArtifactCollectionFactory factory, |
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1109 final Document attribute, |
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1110 final Object context |
159
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1111 ) { |
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1112 if (name == null) { |
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1113 logger.debug("Name is null"); |
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1114 return null; |
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1115 } |
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1116 |
177
77cd37a93fca
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diff
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1117 if (!isValidIdentifier(ownerIdentifier)) { |
159
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1118 logger.debug("Invalid owner id: '" + ownerIdentifier + "'"); |
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1119 return null; |
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1120 } |
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1121 |
235
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1122 final ArtifactCollection [] collection = new ArtifactCollection[1]; |
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1123 |
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1124 final byte [] data = XMLUtils.toByteArray(attribute, true); |
159
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1125 |
305
f33401ea2a6c
Artifact database: Refactorized the usage of dialect independent SQL to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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diff
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|
1126 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
174
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1127 public boolean doIt() throws SQLException { |
159
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1128 // fetch owner id |
174
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1129 prepareStatement(SQL_USERS_SELECT_ID_BY_GID); |
159
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1130 stmnt.setString(1, ownerIdentifier); |
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1131 result = stmnt.executeQuery(); |
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1132 |
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1133 if (!result.next()) { // no such user |
174
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1134 return false; |
159
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1135 } |
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1136 |
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1137 int ownerId = result.getInt(1); |
174
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1138 reset(); |
159
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1139 |
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|
1140 // fetch new collection seq number. |
174
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1141 prepareStatement(SQL_COLLECTIONS_NEXT_ID); |
159
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1142 result = stmnt.executeQuery(); |
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1143 |
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1144 if (!result.next()) { // no identifier generated |
174
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1145 return false; |
159
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|
1146 } |
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|
1147 |
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|
1148 int id = result.getInt(1); |
174
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|
1149 reset(); |
159
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diff
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|
1150 |
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|
1151 String identifier = newIdentifier(); |
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1152 |
174
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|
1153 prepareStatement(SQL_COLLECTIONS_INSERT); |
159
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|
1154 |
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|
1155 stmnt.setInt(1, id); |
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|
1156 stmnt.setString(2, identifier); |
161
e4a1562dfc21
Bugfixed the collection creation in the Backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff
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|
1157 stmnt.setString(3, name); |
e4a1562dfc21
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diff
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|
1158 stmnt.setInt(4, ownerId); |
159
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|
1159 |
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|
1160 // XXX: A bit odd: we don't have a collection, yet. |
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|
1161 Long ttl = factory.timeToLiveUntouched(null, context); |
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|
1162 |
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|
1163 if (ttl == null) { |
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|
1164 stmnt.setNull(5, Types.BIGINT); |
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|
1165 } |
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|
1166 else { |
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|
1167 stmnt.setLong(5, ttl); |
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|
1168 } |
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|
1169 |
199
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|
1170 if (data == null) { |
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|
1171 stmnt.setNull(6, Types.BINARY); |
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|
1172 } |
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|
1173 else { |
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|
1174 stmnt.setBytes(6, data); |
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|
1175 } |
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|
1176 |
159
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|
1177 stmnt.execute(); |
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|
1178 conn.commit(); |
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|
1179 |
174
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|
1180 reset(); |
170
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|
1181 |
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diff
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|
1182 // fetch creation time from database |
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diff
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|
1183 // done this way to use the time system |
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|
1184 // of the database. |
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1185 |
174
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|
1186 prepareStatement(SQL_COLLECTIONS_CREATION_TIME); |
170
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|
1187 stmnt.setInt(1, id); |
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|
1188 |
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|
1189 result = stmnt.executeQuery(); |
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|
1190 |
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|
1191 Date creationTime = null; |
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1192 |
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|
1193 if (result.next()) { |
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|
1194 Timestamp timestamp = result.getTimestamp(1); |
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|
1195 creationTime = new Date(timestamp.getTime()); |
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|
1196 } |
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|
1197 |
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|
1198 collection[0] = factory.createCollection( |
281
942a54670a72
Made the TTL of a Collection retrievable via getter method.
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|
1199 identifier, name, creationTime, ttl, attribute, context); |
174
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1200 |
316
0ca9b1073ccf
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|
1201 if (collection[0] != null) { |
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|
1202 // XXX: Little hack to make the listeners happy |
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changeset
|
1203 collection[0].setUser(new DefaultUser(ownerIdentifier)); |
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|
1204 } |
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|
1205 |
174
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|
1206 return true; |
159
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|
1207 } |
174
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|
1208 }; |
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|
1209 |
311
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changeset
|
1210 boolean success = exec.runWrite(); |
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|
1211 |
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|
1212 if (success) { |
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|
1213 fireCreatedCollection(collection[0]); |
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|
1214 return collection[0]; |
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|
1215 } |
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changeset
|
1216 return null; |
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changeset
|
1217 } |
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1218 |
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1219 protected void fireCreatedCollection(ArtifactCollection collection) { |
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1220 for (BackendListener listener: listeners) { |
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1221 listener.createdCollection(collection, this); |
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1222 } |
156
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1223 } |
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1224 |
217
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1225 public ArtifactCollection getCollection( |
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1226 final String collectionId, |
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1227 final ArtifactCollectionFactory collectionFactory, |
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1228 final UserFactory userFactory, |
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1229 final Object context |
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1230 ) { |
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1231 if (!isValidIdentifier(collectionId)) { |
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|
1232 logger.debug("collection id is not valid: " + collectionId); |
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1233 return null; |
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1234 } |
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1235 |
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|
1236 final ArtifactCollection[] ac = new ArtifactCollection[1]; |
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1237 |
305
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|
1238 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
217
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1239 public boolean doIt() throws SQLException { |
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1240 |
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1241 prepareStatement(SQL_COLLECTIONS_SELECT_GID); |
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1242 stmnt.setString(1, collectionId); |
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1243 |
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1244 result = stmnt.executeQuery(); |
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1245 if (!result.next()) { |
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1246 logger.debug("No such collection"); |
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1247 return false; |
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1248 } |
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1249 |
235
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1250 String collectionName = result.getString(2); |
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1251 String ownerId = result.getString(3); |
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1252 Date creationTime = |
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1253 new Date(result.getTimestamp(4).getTime()); |
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1254 Date lastAccess = |
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1255 new Date(result.getTimestamp(5).getTime()); |
235
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1256 Document attr = |
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1257 XMLUtils.fromByteArray(result.getBytes(6), true); |
281
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1258 long ttl = result.getLong(7); |
217
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1259 |
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1260 ArtifactCollection collection = |
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1261 collectionFactory.createCollection( |
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1262 collectionId, |
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1263 collectionName, |
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|
1264 creationTime, |
281
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diff
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|
1265 ttl, |
217
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1266 attr, |
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|
1267 context); |
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|
1268 |
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|
1269 if (ownerId != null) { |
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|
1270 collection.setUser(new LazyBackendUser( |
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|
1271 ownerId, userFactory, Backend.this, context)); |
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|
1272 } |
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|
1273 |
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|
1274 ac[0] = collection; |
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|
1275 |
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diff
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|
1276 return true; |
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|
1277 } |
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|
1278 }; |
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|
1279 |
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|
1280 return exec.runRead() ? ac[0] : null; |
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|
1281 } |
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|
1282 |
164
268c2972d4a7
Implemented the interface method listCollections() in the artifact database.
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|
1283 public ArtifactCollection [] listCollections( |
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1284 final String ownerIdentifier, |
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1285 final Document data, |
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1286 final ArtifactCollectionFactory collectionFactory, |
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1287 final UserFactory userFactory, |
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|
1288 final Object context |
167
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|
1289 ) { |
233
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|
1290 if (ownerIdentifier != null |
177
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|
1291 && !isValidIdentifier(ownerIdentifier)) { |
167
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|
1292 logger.debug("Invalid owner id: '" + ownerIdentifier + "'"); |
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1293 return null; |
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1294 } |
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1295 |
174
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|
1296 final ArrayList<ArtifactCollection> collections = |
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|
1297 new ArrayList<ArtifactCollection>(); |
167
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1298 |
305
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|
1299 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
167
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1300 |
174
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|
1301 public boolean doIt() throws SQLException { |
167
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1302 |
174
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1303 if (ownerIdentifier != null) { |
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1304 prepareStatement(SQL_COLLECTIONS_SELECT_USER); |
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1305 stmnt.setString(1, ownerIdentifier); |
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1306 } |
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1307 else { |
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|
1308 prepareStatement(SQL_COLLECTIONS_SELECT_ALL); |
167
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1309 } |
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1310 |
174
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|
1311 result = stmnt.executeQuery(); |
167
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1312 |
235
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1313 HashMap<String, LazyBackendUser> users = |
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1314 new HashMap<String, LazyBackendUser>(); |
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1315 |
174
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1316 while (result.next()) { |
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1317 String collectionIdentifier = result.getString(1); |
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1318 String collectionName = result.getString(2); |
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1319 Date creationTime = |
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1320 new Date(result.getTimestamp(3).getTime()); |
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|
1321 String userIdentifier = result.getString(4); |
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1322 long ttl = result.getLong(5); |
174
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1323 |
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1324 ArtifactCollection collection = |
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1325 collectionFactory.createCollection( |
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1326 collectionIdentifier, |
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1327 collectionName, |
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diff
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|
1328 creationTime, |
281
942a54670a72
Made the TTL of a Collection retrievable via getter method.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff
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|
1329 ttl, |
174
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|
1330 data, |
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|
1331 context); |
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|
1332 |
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|
1333 if (userIdentifier != null) { |
235
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1334 LazyBackendUser user = users.get(userIdentifier); |
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1335 if (user == null) { |
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|
1336 user = new LazyBackendUser( |
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|
1337 userIdentifier, userFactory, |
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diff
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|
1338 Backend.this, context); |
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1339 users.put(userIdentifier, user); |
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1340 } |
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1341 collection.setUser(user); |
174
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1342 } |
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1343 |
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1344 collections.add(collection); |
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1345 } |
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|
1346 return true; |
167
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Added code to list collections.
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164
diff
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|
1347 } |
174
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|
1348 }; |
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|
1349 |
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|
1350 return exec.runRead() |
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|
1351 ? collections.toArray(new ArtifactCollection[collections.size()]) |
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|
1352 : null; |
156
a76de72ad6d1
Added stubs for the collection handling in db backend.
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154
diff
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|
1353 } |
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154
diff
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|
1354 |
174
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|
1355 |
343
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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diff
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|
1356 public String getMasterArtifact(final String collectionId) { |
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|
1357 if (!isValidIdentifier(collectionId)) { |
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|
1358 logger.debug("Invalid collection id: '" + collectionId + "'"); |
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|
1359 return null; |
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diff
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|
1360 } |
345
7514fe89efef
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diff
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|
1361 final String [] uuid = new String[1]; |
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diff
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|
1362 |
343
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diff
changeset
|
1363 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
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|
1364 public boolean doIt() throws SQLException { |
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diff
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|
1365 // Fetch masters (oldest artifact) id. |
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|
1366 prepareStatement(SQL_COLLECTIONS_OLDEST_ARTIFACT); |
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|
1367 stmnt.setString(1, collectionId); |
345
7514fe89efef
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diff
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|
1368 stmnt.setMaxRows(1); // |
343
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|
1369 result = stmnt.executeQuery(); |
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|
1370 if (!result.next()) { |
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diff
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|
1371 logger.debug("No such collection: " + collectionId); |
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diff
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|
1372 return false; |
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diff
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|
1373 } |
345
7514fe89efef
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344
diff
changeset
|
1374 uuid[0] = result.getString(1); |
7514fe89efef
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344
diff
changeset
|
1375 if (logger.isDebugEnabled()) { |
7514fe89efef
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
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344
diff
changeset
|
1376 logger.debug("getMasterArtifact result.getString " + |
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diff
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|
1377 uuid[0]); |
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diff
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|
1378 } |
343
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diff
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|
1379 return true; |
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parents:
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diff
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|
1380 } |
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parents:
320
diff
changeset
|
1381 }; |
345
7514fe89efef
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344
diff
changeset
|
1382 return exec.runRead() ? uuid[0] : null; |
343
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diff
changeset
|
1383 } |
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
320
diff
changeset
|
1384 |
175
16e6e661e6bf
Added code to delete collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
174
diff
changeset
|
1385 public boolean deleteCollection(final String collectionId) { |
177
77cd37a93fca
Backend: isIdentifierValid more symmetric to new newIndentifier
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
176
diff
changeset
|
1386 if (!isValidIdentifier(collectionId)) { |
175
16e6e661e6bf
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parents:
174
diff
changeset
|
1387 logger.debug("Invalid collection id: '" + collectionId + "'"); |
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parents:
174
diff
changeset
|
1388 return false; |
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
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174
diff
changeset
|
1389 } |
305
f33401ea2a6c
Artifact database: Refactorized the usage of dialect independent SQL to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
303
diff
changeset
|
1390 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
175
16e6e661e6bf
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parents:
174
diff
changeset
|
1391 public boolean doIt() throws SQLException { |
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diff
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|
1392 // fetch collection id |
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174
diff
changeset
|
1393 prepareStatement(SQL_COLLECTIONS_ID_BY_GID); |
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174
diff
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|
1394 stmnt.setString(1, collectionId); |
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diff
changeset
|
1395 result = stmnt.executeQuery(); |
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diff
changeset
|
1396 if (!result.next()) { |
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diff
changeset
|
1397 logger.debug("No such collection: " + collectionId); |
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diff
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|
1398 return false; |
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diff
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|
1399 } |
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diff
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|
1400 int id = result.getInt(1); |
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diff
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|
1401 reset(); |
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diff
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|
1402 |
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Added code to delete collections.
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diff
changeset
|
1403 // outdate artifacts that are only in this collection |
393
b7831cefbb62
Added some more debug output during the process of removing Artifacts and Collections by the DatabaseCleaner.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
345
diff
changeset
|
1404 logger.info("Outdate Artifacts that belong to collection: " + id); |
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diff
changeset
|
1405 |
175
16e6e661e6bf
Added code to delete collections.
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diff
changeset
|
1406 prepareStatement(SQL_OUTDATE_ARTIFACTS_COLLECTION); |
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|
1407 stmnt.setInt(1, id); |
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diff
changeset
|
1408 stmnt.setInt(2, id); |
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changeset
|
1409 stmnt.execute(); |
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changeset
|
1410 reset(); |
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diff
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|
1411 |
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changeset
|
1412 // delete the collection items |
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diff
changeset
|
1413 prepareStatement(SQL_DELETE_COLLECTION_ITEMS); |
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changeset
|
1414 stmnt.setInt(1, id); |
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changeset
|
1415 stmnt.execute(); |
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diff
changeset
|
1416 reset(); |
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diff
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|
1417 |
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changeset
|
1418 // delete the collection |
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changeset
|
1419 prepareStatement(SQL_DELETE_COLLECTION); |
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changeset
|
1420 stmnt.setInt(1, id); |
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diff
changeset
|
1421 stmnt.execute(); |
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diff
changeset
|
1422 conn.commit(); |
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diff
changeset
|
1423 return true; |
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|
1424 } |
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|
1425 }; |
311
1d517e051e95
Made backend listeners loadable at boot time.
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parents:
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diff
changeset
|
1426 boolean success = exec.runWrite(); |
1d517e051e95
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diff
changeset
|
1427 |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
changeset
|
1428 if (success) { |
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parents:
310
diff
changeset
|
1429 fireDeletedCollection(collectionId); |
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|
1430 } |
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changeset
|
1431 |
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changeset
|
1432 return success; |
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Made backend listeners loadable at boot time.
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diff
changeset
|
1433 } |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
changeset
|
1434 |
1d517e051e95
Made backend listeners loadable at boot time.
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parents:
310
diff
changeset
|
1435 protected void fireDeletedCollection(String identifier) { |
1d517e051e95
Made backend listeners loadable at boot time.
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parents:
310
diff
changeset
|
1436 for (BackendListener listener: listeners) { |
1d517e051e95
Made backend listeners loadable at boot time.
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parents:
310
diff
changeset
|
1437 listener.deletedCollection(identifier, this); |
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Made backend listeners loadable at boot time.
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parents:
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diff
changeset
|
1438 } |
156
a76de72ad6d1
Added stubs for the collection handling in db backend.
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diff
changeset
|
1439 } |
a76de72ad6d1
Added stubs for the collection handling in db backend.
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diff
changeset
|
1440 |
253
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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diff
changeset
|
1441 public Document getCollectionAttribute(final String collectionId) { |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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diff
changeset
|
1442 if (!isValidIdentifier(collectionId)) { |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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diff
changeset
|
1443 logger.debug("collection id is not valid: " + collectionId); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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diff
changeset
|
1444 } |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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parents:
252
diff
changeset
|
1445 |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1446 final byte[][] data = new byte[1][1]; |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1447 |
305
f33401ea2a6c
Artifact database: Refactorized the usage of dialect independent SQL to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
303
diff
changeset
|
1448 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
253
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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252
diff
changeset
|
1449 public boolean doIt() throws SQLException { |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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diff
changeset
|
1450 prepareStatement(SQL_COLLECTION_GET_ATTRIBUTE); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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diff
changeset
|
1451 stmnt.setString(1, collectionId); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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252
diff
changeset
|
1452 result = stmnt.executeQuery(); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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252
diff
changeset
|
1453 if (!result.next()) { |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1454 logger.debug("No such collection."); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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parents:
252
diff
changeset
|
1455 return false; |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1456 } |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1457 |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1458 data[0] = result.getBytes(1); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1459 return true; |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1460 } |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1461 }; |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1462 |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1463 return exec.runRead() |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1464 ? XMLUtils.fromByteArray(data[0], true) |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff
changeset
|
1465 : null; |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff
changeset
|
1466 } |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1467 |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1468 public boolean setCollectionAttribute( |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1469 final String collectionId, |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1470 Document attribute |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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252
diff
changeset
|
1471 ) { |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1472 if (!isValidIdentifier(collectionId)) { |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1473 logger.debug("collection id is not valid: " + collectionId); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1474 return false; |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1475 } |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1476 |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1477 final byte [] data = XMLUtils.toByteArray(attribute, true); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1478 |
311
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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diff
changeset
|
1479 boolean success = sqlExecutor.new Instance() { |
253
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1480 public boolean doIt() throws SQLException { |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1481 |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1482 // set the column in collection items |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1483 prepareStatement(SQL_COLLECTION_SET_ATTRIBUTE); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1484 if (data == null) { |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1485 stmnt.setNull(1, Types.BINARY); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1486 } |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1487 else { |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1488 stmnt.setBytes(1, data); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1489 } |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1490 stmnt.setString(2, collectionId); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1491 stmnt.execute(); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1492 reset(); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1493 |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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parents:
252
diff
changeset
|
1494 // touch the collection |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1495 prepareStatement(SQL_COLLECTIONS_TOUCH_BY_GID); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1496 stmnt.setString(1, collectionId); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1497 stmnt.execute(); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1498 |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1499 conn.commit(); |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1500 return true; |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
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parents:
252
diff
changeset
|
1501 } |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1502 }.runWrite(); |
311
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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310
diff
changeset
|
1503 |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1504 if (success) { |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1505 fireChangedCollectionAttribute(collectionId, attribute); |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1506 } |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1507 |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1508 return success; |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1509 } |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1510 |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1511 protected void fireChangedCollectionAttribute( |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1512 String collectionId, |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1513 Document document |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1514 ) { |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1515 for (BackendListener listener: listeners) { |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1516 listener.changedCollectionAttribute(collectionId, document, this); |
1d517e051e95
Made backend listeners loadable at boot time.
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parents:
310
diff
changeset
|
1517 } |
253
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff
changeset
|
1518 } |
a2df2b48d2aa
Enabled the artifact database to handle requests specific to collection attributes and collection item attributes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
252
diff
changeset
|
1519 |
252
6de74b0b878e
Changed the method names to get and set the attributes of collection items.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
242
diff
changeset
|
1520 public Document getCollectionItemAttribute( |
178
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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177
diff
changeset
|
1521 final String collectionId, |
535e4ea2ef9b
Added code to get the attribute of a collection item
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177
diff
changeset
|
1522 final String artifactId |
156
a76de72ad6d1
Added stubs for the collection handling in db backend.
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parents:
154
diff
changeset
|
1523 ) { |
178
535e4ea2ef9b
Added code to get the attribute of a collection item
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parents:
177
diff
changeset
|
1524 if (!isValidIdentifier(collectionId)) { |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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177
diff
changeset
|
1525 logger.debug("collection id is not valid: " + collectionId); |
535e4ea2ef9b
Added code to get the attribute of a collection item
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diff
changeset
|
1526 return null; |
535e4ea2ef9b
Added code to get the attribute of a collection item
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parents:
177
diff
changeset
|
1527 } |
535e4ea2ef9b
Added code to get the attribute of a collection item
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parents:
177
diff
changeset
|
1528 if (!isValidIdentifier(artifactId)) { |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1529 logger.debug("artifact id is not valid: " + artifactId); |
179
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1530 return null; |
178
535e4ea2ef9b
Added code to get the attribute of a collection item
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parents:
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diff
changeset
|
1531 } |
535e4ea2ef9b
Added code to get the attribute of a collection item
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parents:
177
diff
changeset
|
1532 |
235
3e29395ebac6
The XML documents stored aside users, collections and collection items are now compressed/decompressed transparently.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
233
diff
changeset
|
1533 final byte [][] data = new byte[1][1]; |
178
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1534 |
305
f33401ea2a6c
Artifact database: Refactorized the usage of dialect independent SQL to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
303
diff
changeset
|
1535 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
178
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1536 public boolean doIt() throws SQLException { |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1537 prepareStatement(SQL_COLLECTION_ITEM_GET_ATTRIBUTE); |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1538 stmnt.setString(1, collectionId); |
535e4ea2ef9b
Added code to get the attribute of a collection item
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parents:
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diff
changeset
|
1539 stmnt.setString(2, artifactId); |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1540 result = stmnt.executeQuery(); |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1541 if (!result.next()) { |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1542 logger.debug("No such collection item"); |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1543 return false; |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1544 } |
235
3e29395ebac6
The XML documents stored aside users, collections and collection items are now compressed/decompressed transparently.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
233
diff
changeset
|
1545 data[0] = result.getBytes(1); |
178
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1546 return true; |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1547 } |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1548 }; |
535e4ea2ef9b
Added code to get the attribute of a collection item
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
177
diff
changeset
|
1549 |
235
3e29395ebac6
The XML documents stored aside users, collections and collection items are now compressed/decompressed transparently.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
233
diff
changeset
|
1550 return exec.runRead() |
3e29395ebac6
The XML documents stored aside users, collections and collection items are now compressed/decompressed transparently.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
233
diff
changeset
|
1551 ? XMLUtils.fromByteArray(data[0], true) |
3e29395ebac6
The XML documents stored aside users, collections and collection items are now compressed/decompressed transparently.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
233
diff
changeset
|
1552 : null; |
156
a76de72ad6d1
Added stubs for the collection handling in db backend.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
154
diff
changeset
|
1553 } |
a76de72ad6d1
Added stubs for the collection handling in db backend.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
154
diff
changeset
|
1554 |
252
6de74b0b878e
Changed the method names to get and set the attributes of collection items.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
242
diff
changeset
|
1555 public boolean setCollectionItemAttribute( |
233
16cd059945e5
Removed trailing whitespace.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
230
diff
changeset
|
1556 final String collectionId, |
179
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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178
diff
changeset
|
1557 final String artifactId, |
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Added code to set attribute of a collection item.
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178
diff
changeset
|
1558 Document attribute |
156
a76de72ad6d1
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parents:
154
diff
changeset
|
1559 ) { |
179
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1560 if (!isValidIdentifier(collectionId)) { |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1561 logger.debug("collection id is not valid: " + collectionId); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1562 return false; |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1563 } |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1564 if (!isValidIdentifier(artifactId)) { |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1565 logger.debug("artifact id is not valid: " + artifactId); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1566 return false; |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1567 } |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1568 |
235
3e29395ebac6
The XML documents stored aside users, collections and collection items are now compressed/decompressed transparently.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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233
diff
changeset
|
1569 final byte [] data = XMLUtils.toByteArray(attribute, true); |
179
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1570 |
311
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1571 boolean success = sqlExecutor.new Instance() { |
179
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1572 public boolean doIt() throws SQLException { |
644fd11ddd9f
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1573 |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1574 // set the column in collection items |
644fd11ddd9f
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1575 prepareStatement(SQL_COLLECTION_ITEM_SET_ATTRIBUTE); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1576 if (data == null) { |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1577 stmnt.setNull(1, Types.BINARY); |
644fd11ddd9f
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parents:
178
diff
changeset
|
1578 } |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1579 else { |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1580 stmnt.setBytes(1, data); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1581 } |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1582 stmnt.setString(2, collectionId); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1583 stmnt.setString(3, artifactId); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1584 stmnt.execute(); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1585 reset(); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1586 |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1587 // touch the collection |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1588 prepareStatement(SQL_COLLECTIONS_TOUCH_BY_GID); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1589 stmnt.setString(1, collectionId); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1590 stmnt.execute(); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1591 |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1592 conn.commit(); |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1593 return true; |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1594 } |
644fd11ddd9f
Added code to set attribute of a collection item.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
178
diff
changeset
|
1595 }.runWrite(); |
311
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1596 |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1597 if (success) { |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1598 fireChangedCollectionItemAttribute( |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1599 collectionId, artifactId, attribute); |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1600 } |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1601 |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1602 return success; |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1603 } |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1604 |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1605 protected void fireChangedCollectionItemAttribute( |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1606 String collectionId, |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1607 String artifactId, |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1608 Document document |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1609 ) { |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1610 for (BackendListener listener: listeners) { |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1611 listener.changedCollectionItemAttribute( |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1612 collectionId, artifactId, document, this); |
1d517e051e95
Made backend listeners loadable at boot time.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
310
diff
changeset
|
1613 } |
156
a76de72ad6d1
Added stubs for the collection handling in db backend.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
154
diff
changeset
|
1614 } |
a76de72ad6d1
Added stubs for the collection handling in db backend.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
154
diff
changeset
|
1615 |
a76de72ad6d1
Added stubs for the collection handling in db backend.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
154
diff
changeset
|
1616 public boolean addCollectionArtifact( |
176
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1617 final String collectionId, |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1618 final String artifactId, |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1619 final Document attribute |
156
a76de72ad6d1
Added stubs for the collection handling in db backend.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
154
diff
changeset
|
1620 ) { |
177
77cd37a93fca
Backend: isIdentifierValid more symmetric to new newIndentifier
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
176
diff
changeset
|
1621 if (!isValidIdentifier(collectionId)) { |
176
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1622 logger.debug("Invalid collection id: '" + collectionId + "'"); |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1623 return false; |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1624 } |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1625 |
177
77cd37a93fca
Backend: isIdentifierValid more symmetric to new newIndentifier
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
176
diff
changeset
|
1626 if (!isValidIdentifier(artifactId)) { |
176
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1627 logger.debug("Invalid artifact id: '" + artifactId + "'"); |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1628 return false; |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1629 } |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1630 |
235
3e29395ebac6
The XML documents stored aside users, collections and collection items are now compressed/decompressed transparently.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
233
diff
changeset
|
1631 final byte [] data = XMLUtils.toByteArray(attribute, true); |
3e29395ebac6
The XML documents stored aside users, collections and collection items are now compressed/decompressed transparently.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
233
diff
changeset
|
1632 |
305
f33401ea2a6c
Artifact database: Refactorized the usage of dialect independent SQL to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
303
diff
changeset
|
1633 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
176
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1634 public boolean doIt() throws SQLException { |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1635 // fetch artifact id |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1636 prepareStatement(SQL_GET_ID); |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1637 stmnt.setString(1, artifactId); |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1638 result = stmnt.executeQuery(); |
a0eff2227588
Added code to add artifacts to collections.
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parents:
175
diff
changeset
|
1639 if (!result.next()) { |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1640 logger.debug("No such artifact: " + artifactId); |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1641 return false; |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1642 } |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1643 int aid = result.getInt(1); |
a0eff2227588
Added code to add artifacts to collections.
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parents:
175
diff
changeset
|
1644 reset(); |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1645 |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1646 // fetch collection id |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1647 prepareStatement(SQL_COLLECTIONS_ID_BY_GID); |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1648 stmnt.setString(1, collectionId); |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1649 result = stmnt.executeQuery(); |
a0eff2227588
Added code to add artifacts to collections.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
175
diff
changeset
|
1650 if (!result.next()) { |
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1651 logger.debug("No such collection: " + collectionId); |
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1652 } |
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1653 int cid = result.getInt(1); |
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|
1654 reset(); |
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1655 |
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|
1656 // check if artifact is already in collection |
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1657 prepareStatement(SQL_COLLECTION_CHECK_ARTIFACT); |
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1658 stmnt.setInt(1, aid); |
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1659 stmnt.setInt(2, cid); |
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1660 result = stmnt.executeQuery(); |
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|
1661 if (result.next()) { |
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|
1662 logger.debug("artifact already in collection"); |
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1663 return false; |
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1664 } |
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|
1665 reset(); |
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1666 |
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|
1667 // fetch fresh id for new collection item |
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1668 prepareStatement(SQL_COLLECTION_ITEMS_ID_NEXTVAL); |
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1669 result = stmnt.executeQuery(); |
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|
1670 if (!result.next()) { |
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|
1671 logger.debug("no collection item id generated"); |
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1672 return false; |
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1673 } |
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1674 int ci_id = result.getInt(1); |
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|
1675 reset(); |
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1676 |
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1677 // insert new collection item |
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|
1678 prepareStatement(SQL_COLLECTION_ITEMS_INSERT); |
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1679 stmnt.setInt(1, ci_id); |
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|
1680 stmnt.setInt(2, cid); |
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|
1681 stmnt.setInt(3, aid); |
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|
1682 |
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changeset
|
1683 if (data == null) { |
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|
1684 stmnt.setNull(4, Types.BINARY); |
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|
1685 } |
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|
1686 else { |
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|
1687 stmnt.setBytes(4, data); |
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|
1688 } |
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|
1689 stmnt.execute(); |
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|
1690 conn.commit(); |
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|
1691 |
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changeset
|
1692 return true; |
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|
1693 } |
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|
1694 }; |
311
1d517e051e95
Made backend listeners loadable at boot time.
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diff
changeset
|
1695 boolean success = exec.runWrite(); |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
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|
1696 |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
changeset
|
1697 if (success) { |
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Made backend listeners loadable at boot time.
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diff
changeset
|
1698 fireAddedArtifactToCollection(artifactId, collectionId); |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
changeset
|
1699 } |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
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|
1700 |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
changeset
|
1701 return success; |
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Made backend listeners loadable at boot time.
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diff
changeset
|
1702 } |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
changeset
|
1703 |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
changeset
|
1704 protected void fireAddedArtifactToCollection( |
1d517e051e95
Made backend listeners loadable at boot time.
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diff
changeset
|
1705 String artifactId, |
1d517e051e95
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310
diff
changeset
|
1706 String collectionId |
1d517e051e95
Made backend listeners loadable at boot time.
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310
diff
changeset
|
1707 ) { |
1d517e051e95
Made backend listeners loadable at boot time.
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310
diff
changeset
|
1708 for (BackendListener listener: listeners) { |
1d517e051e95
Made backend listeners loadable at boot time.
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310
diff
changeset
|
1709 listener.addedArtifactToCollection( |
1d517e051e95
Made backend listeners loadable at boot time.
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310
diff
changeset
|
1710 artifactId, collectionId, this); |
1d517e051e95
Made backend listeners loadable at boot time.
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310
diff
changeset
|
1711 } |
156
a76de72ad6d1
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154
diff
changeset
|
1712 } |
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154
diff
changeset
|
1713 |
a76de72ad6d1
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154
diff
changeset
|
1714 public boolean removeCollectionArtifact( |
180
38fbbeffe8fe
Added code to remove an artifact from a collection
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diff
changeset
|
1715 final String collectionId, |
38fbbeffe8fe
Added code to remove an artifact from a collection
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diff
changeset
|
1716 final String artifactId |
156
a76de72ad6d1
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154
diff
changeset
|
1717 ) { |
180
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1718 if (!isValidIdentifier(collectionId)) { |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1719 logger.debug("Invalid collection id: '" + collectionId + "'"); |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1720 return false; |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1721 } |
311
1d517e051e95
Made backend listeners loadable at boot time.
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310
diff
changeset
|
1722 |
1d517e051e95
Made backend listeners loadable at boot time.
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310
diff
changeset
|
1723 boolean success = sqlExecutor.new Instance() { |
180
38fbbeffe8fe
Added code to remove an artifact from a collection
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diff
changeset
|
1724 public boolean doIt() throws SQLException { |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1725 |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1726 // fetch id, collection id and artitfact id |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1727 prepareStatement(SQL_COLLECTION_ITEM_ID_CID_AID); |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1728 stmnt.setString(1, collectionId); |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1729 stmnt.setString(2, artifactId); |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1730 result = stmnt.executeQuery(); |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1731 if (!result.next()) { |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1732 logger.debug("No such collection item"); |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1733 return false; |
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diff
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|
1734 } |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1735 int id = result.getInt(1); |
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Added code to remove an artifact from a collection
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diff
changeset
|
1736 int cid = result.getInt(2); |
38fbbeffe8fe
Added code to remove an artifact from a collection
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179
diff
changeset
|
1737 int aid = result.getInt(3); |
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diff
changeset
|
1738 reset(); |
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diff
changeset
|
1739 |
38fbbeffe8fe
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diff
changeset
|
1740 // outdate artifact iff it is only in this collection |
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diff
changeset
|
1741 prepareStatement(SQL_COLLECTION_ITEM_OUTDATE_ARTIFACT); |
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diff
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|
1742 stmnt.setInt(1, aid); |
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179
diff
changeset
|
1743 stmnt.setInt(2, cid); |
194
fde2f193e846
Small typo fix
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193
diff
changeset
|
1744 stmnt.setInt(3, aid); |
180
38fbbeffe8fe
Added code to remove an artifact from a collection
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|
1745 stmnt.execute(); |
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diff
changeset
|
1746 reset(); |
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diff
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|
1747 |
38fbbeffe8fe
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diff
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|
1748 // delete collection item |
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diff
changeset
|
1749 prepareStatement(SQL_COLLECTION_ITEM_DELETE); |
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|
1750 stmnt.setInt(1, id); |
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|
1751 stmnt.execute(); |
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diff
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|
1752 reset(); |
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|
1753 |
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diff
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|
1754 // touch collection |
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diff
changeset
|
1755 prepareStatement(SQL_COLLECTIONS_TOUCH_BY_ID); |
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diff
changeset
|
1756 stmnt.setInt(1, cid); |
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changeset
|
1757 stmnt.execute(); |
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|
1758 |
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diff
changeset
|
1759 conn.commit(); |
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changeset
|
1760 return true; |
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diff
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|
1761 } |
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|
1762 }.runWrite(); |
311
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|
1763 |
1d517e051e95
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changeset
|
1764 if (success) { |
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1765 fireRemovedArtifactFromCollection(artifactId, collectionId); |
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1766 } |
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1767 |
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1768 return success; |
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1769 } |
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1770 |
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1771 protected void fireRemovedArtifactFromCollection( |
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1772 String artifactId, |
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1773 String collectionId |
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1774 ) { |
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1775 for (BackendListener listener: listeners) { |
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1776 listener.removedArtifactFromCollection( |
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1777 artifactId, collectionId, this); |
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1778 } |
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1779 } |
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1780 |
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1781 public CollectionItem [] listCollectionArtifacts( |
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1782 final String collectionId |
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1783 ) { |
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1784 if (!isValidIdentifier(collectionId)) { |
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1785 logger.debug("Invalid collection id: '" + collectionId + "'"); |
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1786 return null; |
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1787 } |
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1788 |
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1789 final ArrayList<CollectionItem> collectionItems = |
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1790 new ArrayList<CollectionItem>(); |
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1791 |
305
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1792 SQLExecutor.Instance exec = sqlExecutor.new Instance() { |
184
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1793 public boolean doIt() throws SQLException { |
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1794 prepareStatement(SQL_COLLECTION_ITEMS_LIST_GID); |
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1795 stmnt.setString(1, collectionId); |
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1796 result = stmnt.executeQuery(); |
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1797 while (result.next()) { |
186
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1798 CollectionItem item = new DefaultCollectionItem( |
184
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1799 result.getString(1), |
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1800 result.getBytes(2)); |
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1801 collectionItems.add(item); |
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1802 } |
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1803 return true; |
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1804 } |
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1805 }; |
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1806 |
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1807 return exec.runRead() |
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1808 ? collectionItems.toArray( |
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1809 new CollectionItem[collectionItems.size()]) |
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1810 : null; |
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1811 } |
273
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1812 |
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1813 |
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1814 public boolean setCollectionTTL(final String uuid, final Long ttl) { |
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1815 if (!isValidIdentifier(uuid)) { |
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1816 logger.debug("Invalid collection id: '" + uuid + "'"); |
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1817 return false; |
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1818 } |
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1819 |
305
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1820 return sqlExecutor.new Instance() { |
273
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1821 public boolean doIt() throws SQLException { |
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1822 prepareStatement(SQL_UPDATE_COLLECTION_TTL); |
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1823 if (ttl == null) { |
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1824 stmnt.setNull(1, Types.BIGINT); |
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1825 } |
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1826 else { |
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1827 stmnt.setLong(1, ttl); |
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1828 } |
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1829 stmnt.setString(2, uuid); |
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1830 stmnt.execute(); |
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1831 conn.commit(); |
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1832 |
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1833 return true; |
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1834 } |
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1835 }.runWrite(); |
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1836 } |
275
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1837 |
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1838 |
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1839 public boolean setCollectionName(final String uuid, final String name) { |
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1840 if (!isValidIdentifier(uuid)) { |
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1841 logger.debug("Invalid collection id: '" + uuid + "'"); |
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1842 return false; |
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1843 } |
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1844 |
311
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1845 boolean success = sqlExecutor.new Instance() { |
275
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|
1846 public boolean doIt() throws SQLException { |
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|
1847 prepareStatement(SQL_UPDATE_COLLECTION_NAME); |
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1848 stmnt.setString(1, name); |
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1849 stmnt.setString(2, uuid); |
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1850 stmnt.execute(); |
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1851 conn.commit(); |
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1852 |
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1853 return true; |
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1854 } |
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1855 }.runWrite(); |
311
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1856 |
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1857 if (success) { |
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1858 fireSetCollectionName(uuid, name); |
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1859 } |
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1860 |
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|
1861 return success; |
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1862 } |
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1863 |
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|
1864 protected void fireSetCollectionName(String identifier, String name) { |
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|
1865 for (BackendListener listener: listeners) { |
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|
1866 listener.setCollectionName(identifier, name); |
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1867 } |
275
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|
1868 } |
303
190aa68ae7a8
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|
1869 |
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|
1870 public boolean loadAllArtifacts(final ArtifactLoadedCallback alc) { |
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|
1871 |
308
a077bb098eb4
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1872 logger.debug("loadAllArtifacts"); |
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1873 |
303
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1874 if (factoryLookup == null) { |
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1875 logger.error("factory lookup == null"); |
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1876 return false; |
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1877 } |
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1878 |
308
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1879 boolean success = sqlExecutor.new Instance() { |
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1880 @Override |
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1881 public boolean doIt() throws SQLException { |
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1882 // a little cache to avoid too much deserializations. |
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1883 LRUCache<String, Artifact> alreadyLoaded = |
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1884 new LRUCache<String, Artifact>(200); |
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1885 |
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1886 prepareStatement(SQL_ALL_ARTIFACTS); |
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1887 result = stmnt.executeQuery(); |
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1888 while (result.next()) { |
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1889 String userId = result.getString("u_gid"); |
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1890 String collectionId = result.getString("c_gid"); |
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1891 String collectionName = result.getString("c_name"); |
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1892 String artifactId = result.getString("a_gid"); |
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1893 String factoryName = result.getString("factory"); |
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1894 Date collectionCreated = |
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1895 new Date(result.getTimestamp("c_creation").getTime()); |
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1896 Date artifactCreated = |
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1897 new Date(result.getTimestamp("a_creation").getTime()); |
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1898 |
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1899 Artifact artifact = alreadyLoaded.get(artifactId); |
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1900 |
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1901 if (artifact != null) { |
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1902 alc.artifactLoaded( |
317
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1903 userId, |
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1904 collectionId, collectionName, |
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1905 collectionCreated, |
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1906 artifactId, artifactCreated, artifact); |
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1907 continue; |
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1908 } |
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1909 |
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1910 ArtifactFactory factory = factoryLookup |
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1911 .getArtifactFactory(factoryName); |
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1912 |
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1913 if (factory == null) { |
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1914 logger.error("factory '" + factoryName + "' not found"); |
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1915 continue; |
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1916 } |
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1917 |
320
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1918 byte [] bytes = result.getBytes("data"); |
303
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1919 |
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1920 artifact = factory.getSerializer().fromBytes(bytes); |
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1921 |
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1922 if (artifact != null) { |
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1923 alc.artifactLoaded( |
317
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1924 userId, |
320
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1925 collectionId, collectionName, collectionCreated, |
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1926 artifactId, artifactCreated, artifact); |
303
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1927 } |
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|
1928 |
190aa68ae7a8
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|
1929 alreadyLoaded.put(artifactId, artifact); |
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1930 } |
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|
1931 return true; |
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|
1932 } |
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|
1933 }.runRead(); |
308
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|
1934 |
a077bb098eb4
Fixed broken SQL statement. Added debug output.
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|
1935 if (logger.isDebugEnabled()) { |
a077bb098eb4
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|
1936 logger.debug("loadAllArtifacts success: " + success); |
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|
1937 } |
a077bb098eb4
Fixed broken SQL statement. Added debug output.
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|
1938 |
a077bb098eb4
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|
1939 return success; |
303
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|
1940 } |
314
31ee2b3b5a57
forward list of deleted collections and artifacts from data cleaner to backend to backend listeners.
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|
1941 |
31ee2b3b5a57
forward list of deleted collections and artifacts from data cleaner to backend to backend listeners.
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|
1942 @Override |
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|
1943 public void killedArtifacts(List<String> identifiers) { |
31ee2b3b5a57
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|
1944 logger.debug("killedArtifacts"); |
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|
1945 for (BackendListener listener: listeners) { |
31ee2b3b5a57
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|
1946 listener.killedArtifacts(identifiers, this); |
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|
1947 } |
31ee2b3b5a57
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|
1948 } |
31ee2b3b5a57
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|
1949 |
31ee2b3b5a57
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|
1950 @Override |
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1951 public void killedCollections(List<String> identifiers) { |
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|
1952 logger.debug("killedCollections"); |
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|
1953 for (BackendListener listener: listeners) { |
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|
1954 listener.killedCollections(identifiers, this); |
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|
1955 } |
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|
1956 } |
13
0d6badf6af42
Added not yet working backend to artifact database.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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|
1957 } |
79
f69e5b87f05f
Implementation to export artifacts as xml (applied patch from issue208 by SLT).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
47
diff
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|
1958 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |