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annotate flys-client/src/main/java/de/intevation/flys/client/server/ArtifactDescriptionFactory.java @ 808:3187b268b311

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Repaired broken XPath expression. flys-client/trunk@2392 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 21 Jul 2011 16:06:29 +0000
parents 6f65e70fa11d
children 0fe456332785
rev   line source
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f8a5f2c5e2b7 The DESCRIBE document returned by the artifact server is parsed after calling create() of the artifact service and a new Artifact is created with an ArtifactDescription that contains the UUID, HASH, und the current Data.
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1 package de.intevation.flys.client.server;
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3 import java.util.ArrayList;
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4 import java.util.List;
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6 import javax.xml.xpath.XPathConstants;
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8 import org.w3c.dom.Document;
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9 import org.w3c.dom.Element;
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10 import org.w3c.dom.Node;
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11 import org.w3c.dom.NodeList;
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13 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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14 import de.intevation.artifacts.common.utils.ClientProtocolUtils;
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15 import de.intevation.artifacts.common.utils.XMLUtils;
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17 import de.intevation.flys.client.shared.model.ArtifactDescription;
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18 import de.intevation.flys.client.shared.model.DataItem;
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19 import de.intevation.flys.client.shared.model.DataList;
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20 import de.intevation.flys.client.shared.model.DefaultArtifactDescription;
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21 import de.intevation.flys.client.shared.model.DefaultData;
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22 import de.intevation.flys.client.shared.model.DefaultDataItem;
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23 import de.intevation.flys.client.shared.model.DefaultOutputMode;
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24 import de.intevation.flys.client.shared.model.DefaultRecommendation;
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25 import de.intevation.flys.client.shared.model.OutputMode;
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26 import de.intevation.flys.client.shared.model.Recommendation;
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27 import de.intevation.flys.client.shared.model.WQDataItem;
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30 /**
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31 * This factory class helps creating an {@link ArtifactDescription} based on the
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32 * DESCRIBE document of an artifact returned by the artifact server. Use the
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33 * {@link createArtifactDescription(org.w3c.dom.Document)} method with the
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34 * DESCRIBE document to create such an {@link ArtifactDescription}.
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35 *
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36 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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37 */
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38 public class ArtifactDescriptionFactory {
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40 public static final String XPATH_STATE_NAME = "@art:name";
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41
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42 public static final String XPATH_UIPROVIDER = "@art:uiprovider";
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43
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44 public static final String XPATH_REACHABLE_STATE = "art:state";
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46 public static final String XPATH_STATIC_STATE_NODE = "art:state";
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48 public static final String XPATH_STATIC_DATA_NODE = "art:data";
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49
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50 public static final String XPATH_STATIC_ITEM_NODE = "art:item";
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51
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52 public static final String XPATH_RECOMMENDED_ARTIFACTS =
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53 "/art:result/art:recommended-artifacts//*[@factory]";
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55 /**
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56 * This method creates the {@link ArtifactDescription} of the DESCRIBE
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57 * document <i>doc</i>.
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58 *
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59 * @param doc A DESCRIBE document.
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60 *
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61 * @return the {@link ArtifactDescription}.
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62 */
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63 public static ArtifactDescription createArtifactDescription(Document doc) {
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64 System.out.println("ArtifactDescriptionFactory - create()");
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66 Node currentState = ClientProtocolUtils.getCurrentState(doc);
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67 Node staticNode = ClientProtocolUtils.getStaticUI(doc);
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68 Node dynamicNode = ClientProtocolUtils.getDynamicUI(doc);
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69 Node reachable = ClientProtocolUtils.getReachableStates(doc);
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70 NodeList outputs = ClientProtocolUtils.getOutputModes(doc);
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72 String state = (String) XMLUtils.xpath(
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73 currentState,
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74 XPATH_STATE_NAME,
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75 XPathConstants.STRING,
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76 ArtifactNamespaceContext.INSTANCE);
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77 System.out.println("Current state name: " + state);
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79 DataList currentData = extractCurrentData(dynamicNode, state);
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80 DataList[] old = extractOldData(staticNode);
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81 String[] states = extractReachableStates(reachable);
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82 OutputMode[] outs = extractOutputModes(outputs);
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83 Recommendation[] rec = extractRecommendedArtifacts(doc);
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84
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85 return new DefaultArtifactDescription(
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86 old,
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87 currentData,
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88 state,
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89 states,
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90 outs,
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91 rec);
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92 }
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93
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94
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95 /**
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96 * This method extracts the data that the user is able to enter in the
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97 * current state of the artifact.
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98 *
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99 * @param dynamicNode The dynamic node of the DESCRIBE document.
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100 * @param state The name of the current state.
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101 *
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102 * @return A {@link Data} object that represents the data which might be
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103 * entered by the user in the current state or null, if no data might be
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104 * entered.
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105 */
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106 protected static DataList extractCurrentData(Node dynamicNode, String state) {
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107 System.out.println("ArtifactDescriptionFactory - extractCurrentData()");
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108
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109 NodeList data = ClientProtocolUtils.getSelectNode(dynamicNode);
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110 String uiProvider = extractUIProvider(dynamicNode);
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111
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112 if (data == null || data.getLength() == 0) {
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113 return null;
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114 }
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115
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116 int dataNum = data.getLength();
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117 DataList list = new DataList(state, dataNum, uiProvider);
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118
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119 for (int i = 0; i < dataNum; i++) {
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120 Node d = data.item(i);
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121
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122 NodeList choices = ClientProtocolUtils.getItemNodes(d);
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123 String label = ClientProtocolUtils.getLabel(d);
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124 String name = XMLUtils.xpathString(
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125 d, "@art:name", ArtifactNamespaceContext.INSTANCE);
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126
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127 DataItem[] dataItems = extractCurrentDataItems(choices);
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128 DataItem def = extractDefaultDataItem(d);
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129
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130 list.add(new DefaultData(name, label, null, dataItems, def));
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131 }
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132
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133 return list;
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134 }
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135
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136
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137 /**
515
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138 * This method extracts the default value of a Data object.
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139 *
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140 * @param data The data object node.
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141 *
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142 * @return the default DataItem.
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143 */
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144 protected static DataItem extractDefaultDataItem(Node data) {
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145 System.out.println(
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146 "ArtifactDescriptionFactory - extractSelectedDataItem");
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147
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148 String value = XMLUtils.xpathString(
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149 data, "@art:defaultValue", ArtifactNamespaceContext.INSTANCE);
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150
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151 String label = XMLUtils.xpathString(
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152 data, "@art:defaultLabel", ArtifactNamespaceContext.INSTANCE);
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153
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154 if (value != null && label != null) {
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155 return new DefaultDataItem(label, null, value);
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156 }
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157
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158 return null;
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159 }
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160
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161
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162 /**
16
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163 * This method extract the {@link DataItem}s of the DESCRIBE document.
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164 *
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165 * @param items The items in the DESCRIBE document.
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166 *
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167 * @return the {@link DataItem}s.
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168 */
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169 protected static DataItem[] extractCurrentDataItems(NodeList items) {
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170 System.out.println(
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171 "ArtifactDescriptionFactory - extractCurrentDataItems()");
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172
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173 if (items == null || items.getLength() == 0) {
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174 System.out.println("No data items found.");
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175 return null;
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176 }
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177
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178 int count = items.getLength();
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179
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180 List<DataItem> dataItems = new ArrayList<DataItem>(count);
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181
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182 for (int i = 0; i < count; i++) {
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183 Node item = items.item(i);
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184 String label = ClientProtocolUtils.getLabel(item);
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185 String value = ClientProtocolUtils.getValue(item);
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186
565
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187 double[] mmQ = extractMinMaxQValues(item);
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188 double[] mmW = extractMinMaxWValues(item);
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189
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190 if (mmQ != null || mmW != null) {
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191 dataItems.add(new WQDataItem(label, null, value, mmQ, mmW));
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192 }
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193 else {
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194 dataItems.add(new DefaultDataItem(label, null, value));
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195 }
16
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196 }
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197
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198 return (DataItem[]) dataItems.toArray(new DataItem[count]);
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199 }
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200
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201
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202 protected static double[] extractMinMaxQValues(Node item) {
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203 System.out.println("ArtifactDescriptionFactory - extractMinMaxQValues");
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204
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205 if (item == null) {
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206 System.err.println("This node is empty - no min/max Q values.");
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207 return null;
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208 }
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209
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210 Node node = (Node) XMLUtils.xpath(
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211 item,
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212 "art:range[@art:type='Q']",
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213 XPathConstants.NODE,
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214 ArtifactNamespaceContext.INSTANCE);
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215
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216 if (node == null) {
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217 System.out.println("No min/max Q values found.");
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218 return null;
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219 }
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220
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221 return extractMinMaxValues(node);
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222 }
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223
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224
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225 protected static double[] extractMinMaxWValues(Node item) {
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226 System.out.println("ArtifactDescriptionFactory - extractMinMaxWValues");
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227
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228 if (item == null) {
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229 System.err.println("This node is empty - no min/max W values.");
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230 return null;
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231 }
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232
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233 Node node = (Node) XMLUtils.xpath(
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234 item,
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235 "art:range[@art:type='W']",
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236 XPathConstants.NODE,
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237 ArtifactNamespaceContext.INSTANCE);
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238
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239 if (node == null) {
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240 System.out.println("No min/max W values found.");
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241 return null;
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242 }
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243
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244 return extractMinMaxValues(node);
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245 }
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246
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247
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248 protected static double[] extractMinMaxValues(Node node) {
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249 System.out.println("ArtifactDescriptionFactory.extractMinMaxValues");
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250
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251 String minStr = XMLUtils.xpathString(
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252 node, "art:min/text()", ArtifactNamespaceContext.INSTANCE);
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253
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254 String maxStr = XMLUtils.xpathString(
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255 node, "art:max/text()", ArtifactNamespaceContext.INSTANCE);
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256
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257 if (maxStr == null || minStr == null) {
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258 System.err.println("No min/max values found.");
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259 return null;
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260 }
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261
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262 try {
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263 double min = Double.valueOf(minStr);
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264 double max = Double.valueOf(maxStr);
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265
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266 return new double[] { min, max };
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267 }
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268 catch (NumberFormatException nfe) {
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269 System.err.println("Error while parsing min/max values.");
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270 }
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271
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272 return null;
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273 }
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274
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275
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276 /**
34
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277 * This method extracts the data objects from the data node of the static ui
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278 * part of the DESCRIBE document.
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279 *
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280 * @param staticNode The static ui node of the DESCRIBE.
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281 *
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282 * @return the DataList objects.
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283 */
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284 protected static DataList[] extractOldData(Node staticNode) {
34
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285 System.out.println("ArtifactDescriptionFactory - extractOldData()");
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286
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287 NodeList stateNodes = (NodeList) XMLUtils.xpath(
34
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288 staticNode,
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289 XPATH_STATIC_STATE_NODE,
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290 XPathConstants.NODESET,
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291 ArtifactNamespaceContext.INSTANCE);
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292
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293 if (stateNodes == null || stateNodes.getLength() == 0) {
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294 System.out.println("No old items found.");
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295 return null;
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296 }
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297
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298 int count = stateNodes.getLength();
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299 DataList[] data = new DataList[count];
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300
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301 for (int i = 0; i < count; i++) {
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302 Node tmp = stateNodes.item(i);
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303
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304 String name = XMLUtils.xpathString(
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305 tmp, "@art:name", ArtifactNamespaceContext.INSTANCE);
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306 String uiprovider = XMLUtils.xpathString(
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307 tmp, "@art:uiprovider", ArtifactNamespaceContext.INSTANCE);
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308 String label = XMLUtils.xpathString(
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diff changeset
309 tmp, "@art:label", ArtifactNamespaceContext.INSTANCE);
34
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310
51
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diff changeset
311 NodeList dataNodes = (NodeList) XMLUtils.xpath(
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diff changeset
312 tmp,
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diff changeset
313 XPATH_STATIC_DATA_NODE,
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314 XPathConstants.NODESET,
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diff changeset
315 ArtifactNamespaceContext.INSTANCE);
34
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316
51
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317 if (dataNodes == null || dataNodes.getLength() == 0) {
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318 continue;
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319 }
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320
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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321 int size = dataNodes.getLength();
52
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diff changeset
322 DataList list = new DataList(name, size, uiprovider, label);
51
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323
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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diff changeset
324 for (int j = 0; j < size; j++) {
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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diff changeset
325 Node dataNode = dataNodes.item(j);
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326
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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diff changeset
327 String dName = XMLUtils.xpathString(
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diff changeset
328 dataNode, "@art:name", ArtifactNamespaceContext.INSTANCE);
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diff changeset
329 String dType = XMLUtils.xpathString(
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diff changeset
330 dataNode, "@art:type", ArtifactNamespaceContext.INSTANCE);
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331
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332 DataItem[] items = extractOldDataItems(dataNode);
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333
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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334 list.add(new DefaultData(dName, dName, dType, items));
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335
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336 data[i] = list;
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337 }
34
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338 }
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339
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340 return data;
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341 }
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342
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343
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344 /**
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345 * This method extracts the data items from the data nodes that are placed
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346 * in the static ui part of the DESCRIBE document.
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347 *
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348 * @param dataNode A data node that contains items.
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349 *
bf84bcd4e11b Parse static data from DESCRIBE.
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350 * @return a list of DataItems.
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351 */
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352 protected static DataItem[] extractOldDataItems(Node dataNode) {
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353 NodeList itemList = (NodeList) XMLUtils.xpath(
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diff changeset
354 dataNode,
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355 XPATH_STATIC_ITEM_NODE,
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356 XPathConstants.NODESET,
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
357 ArtifactNamespaceContext.INSTANCE);
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358
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diff changeset
359 if (itemList == null || itemList.getLength() == 0) {
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
360 System.out.println("No old data items found.");
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361 return null;
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362 }
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diff changeset
363
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
364 int count = itemList.getLength();
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
365
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
366 DataItem[] items = new DataItem[count];
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
367
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
368 for (int i = 0; i < count; i++) {
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
369 Node tmp = itemList.item(i);
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diff changeset
370
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371 String value = XMLUtils.xpathString(
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
372 tmp, "@art:value", ArtifactNamespaceContext.INSTANCE);
61
f983d5ce6402 Display human readable strings of the selected values in the UI.
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373 String label = XMLUtils.xpathString(
f983d5ce6402 Display human readable strings of the selected values in the UI.
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diff changeset
374 tmp, "@art:label", ArtifactNamespaceContext.INSTANCE);
34
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diff changeset
375
61
f983d5ce6402 Display human readable strings of the selected values in the UI.
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diff changeset
376 items[i] = new DefaultDataItem(label, label, value);
34
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377 }
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diff changeset
378
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379 return items;
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380 }
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diff changeset
381
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382
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diff changeset
383 /**
22
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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diff changeset
384 * This method extracts the UIProvider specified by the data node.
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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385 *
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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diff changeset
386 * @param data The data node.
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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diff changeset
387 *
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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diff changeset
388 * @return the UIProvider that is specified in the data node.
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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diff changeset
389 */
51
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diff changeset
390 protected static String extractUIProvider(Node ui) {
22
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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parents: 16
diff changeset
391 return (String) XMLUtils.xpath(
51
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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diff changeset
392 ui,
22
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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diff changeset
393 XPATH_UIPROVIDER,
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 16
diff changeset
394 XPathConstants.STRING,
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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parents: 16
diff changeset
395 ArtifactNamespaceContext.INSTANCE);
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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diff changeset
396 }
32
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
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parents: 22
diff changeset
397
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
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parents: 22
diff changeset
398
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
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parents: 22
diff changeset
399 /**
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
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parents: 22
diff changeset
400 * This method extracts the reachable states of the current artifact.
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
401 *
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
402 * @param reachable The reachable states node.
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
403 *
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
404 * @return an array with identifiers of reachable states.
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
405 */
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
406 protected static String[] extractReachableStates(Node reachable) {
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
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parents: 22
diff changeset
407 System.out.println("ArtifactDescriptionFactory - extractReachableStates()");
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
408
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
409 NodeList list = (NodeList) XMLUtils.xpath(
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
410 reachable,
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
411 XPATH_REACHABLE_STATE,
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
412 XPathConstants.NODESET,
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
413 ArtifactNamespaceContext.INSTANCE);
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
414
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
415 if (list == null || list.getLength() == 0) {
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
416 return null;
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
417 }
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
418
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
419 int count = list.getLength();
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
420
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
421 String[] states = new String[count];
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
422
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
423 for (int i = 0; i < count; i++) {
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
424 Node state = list.item(i);
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
425
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
426 String name = XMLUtils.xpathString(
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
427 state, "@art:name", ArtifactNamespaceContext.INSTANCE);
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
428
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
429 states[i] = name;
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
430 }
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
diff changeset
431
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
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432 return states;
88c530c25968 Added a service for the ADVANCE operation and a service that bundles FEED and ADVANCE in a single service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 22
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433 }
65
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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434
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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parents: 61
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435
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
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436 /**
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
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437 * This method extract available output modes of the the current artifact.
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
438 *
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
439 * @param outputs A list of nodes that contain information about output
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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parents: 61
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440 * modes.
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
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441 *
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
442 * @return an array of Output modes.
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
443 */
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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parents: 61
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444 protected static OutputMode[] extractOutputModes(NodeList outputs) {
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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parents: 61
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445 System.out.println("ArtifactDescriptionFactory - extractOutputModes()");
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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parents: 61
diff changeset
446
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
447 if (outputs == null || outputs.getLength() == 0) {
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
448 return null;
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
449 }
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
450
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
451 int size = outputs.getLength();
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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parents: 61
diff changeset
452
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
453 List<OutputMode> outs = new ArrayList<OutputMode>(size);
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
454
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
455 for (int i = 0; i < size; i++) {
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
456 Node out = outputs.item(i);
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
457
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
458 String name = XMLUtils.xpathString(
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
459 out, "@art:name", ArtifactNamespaceContext.INSTANCE);
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
460 String desc = XMLUtils.xpathString(
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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parents: 61
diff changeset
461 out, "@art:description", ArtifactNamespaceContext.INSTANCE);
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
462 String mimeType = XMLUtils.xpathString(
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
463 out, "@art:mime-type", ArtifactNamespaceContext.INSTANCE);
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
464
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
465 if (name != null) {
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
466 outs.add(new DefaultOutputMode(name, desc, mimeType));
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
467 }
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
468 else {
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
469 System.err.println("Found an invalid output mode.");
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
470 }
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
471 }
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
472
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
473 return (OutputMode[]) outs.toArray(new OutputMode[size]);
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 61
diff changeset
474 }
803
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
475
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
476
807
6f65e70fa11d Repaired broken recommendation parsing from Artifact's DESCRIBE document (which structure has changed).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 803
diff changeset
477 protected static Recommendation[] extractRecommendedArtifacts(Document doc){
803
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
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parents: 565
diff changeset
478 System.out.println("ArtifactDescriptionFactory - extract recommended.");
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
479
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
480 NodeList list = (NodeList) XMLUtils.xpath(
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
481 doc,
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
482 XPATH_RECOMMENDED_ARTIFACTS,
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
483 XPathConstants.NODESET,
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
484 ArtifactNamespaceContext.INSTANCE);
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
485
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
486 int num = list != null ? list.getLength() : 0;
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
487
807
6f65e70fa11d Repaired broken recommendation parsing from Artifact's DESCRIBE document (which structure has changed).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 803
diff changeset
488 Recommendation[] rec = new Recommendation[num];
803
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
489
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
490 for (int i = 0; i < num; i++) {
807
6f65e70fa11d Repaired broken recommendation parsing from Artifact's DESCRIBE document (which structure has changed).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 803
diff changeset
491 Element e = (Element) list.item(i);
6f65e70fa11d Repaired broken recommendation parsing from Artifact's DESCRIBE document (which structure has changed).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 803
diff changeset
492 String factory = e.getAttribute("factory");
6f65e70fa11d Repaired broken recommendation parsing from Artifact's DESCRIBE document (which structure has changed).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 803
diff changeset
493 String index = e.getAttribute("db-ids");
803
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
494
807
6f65e70fa11d Repaired broken recommendation parsing from Artifact's DESCRIBE document (which structure has changed).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 803
diff changeset
495 if (factory != null && factory.length() > 0) {
6f65e70fa11d Repaired broken recommendation parsing from Artifact's DESCRIBE document (which structure has changed).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 803
diff changeset
496 rec[i] = new DefaultRecommendation(factory, index);
803
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
497 }
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
498 }
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
499
807
6f65e70fa11d Repaired broken recommendation parsing from Artifact's DESCRIBE document (which structure has changed).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 803
diff changeset
500 return rec;
803
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 565
diff changeset
501 }
16
f8a5f2c5e2b7 The DESCRIBE document returned by the artifact server is parsed after calling create() of the artifact service and a new Artifact is created with an ArtifactDescription that contains the UUID, HASH, und the current Data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
502 }
f8a5f2c5e2b7 The DESCRIBE document returned by the artifact server is parsed after calling create() of the artifact service and a new Artifact is created with an ArtifactDescription that contains the UUID, HASH, und the current Data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
503 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org