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annotate flys-client/src/main/java/de/intevation/flys/client/server/ArtifactDescriptionFactory.java @ 803:653ae84533e7

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Read/create recommended Artifacts and add them to the current Collection. flys-client/trunk@2350 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 18 Jul 2011 09:52:16 +0000
parents a078ba1c139d
children 6f65e70fa11d
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.OutputMode;
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25 import de.intevation.flys.client.shared.model.WQDataItem;
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28 /**
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29 * This factory class helps creating an {@link ArtifactDescription} based on the
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30 * DESCRIBE document of an artifact returned by the artifact server. Use the
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31 * {@link createArtifactDescription(org.w3c.dom.Document)} method with the
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32 * DESCRIBE document to create such an {@link ArtifactDescription}.
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33 *
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34 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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35 */
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36 public class ArtifactDescriptionFactory {
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38 public static final String XPATH_STATE_NAME = "@art:name";
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39
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40 public static final String XPATH_UIPROVIDER = "@art:uiprovider";
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42 public static final String XPATH_REACHABLE_STATE = "art:state";
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44 public static final String XPATH_STATIC_STATE_NODE = "art:state";
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46 public static final String XPATH_STATIC_DATA_NODE = "art:data";
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47
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48 public static final String XPATH_STATIC_ITEM_NODE = "art:item";
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49
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50 public static final String XPATH_RECOMMENDED_ARTIFACTS =
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51 "/art:result/art:recommended-artifacts/art:artifact-factory";
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53 /**
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54 * This method creates the {@link ArtifactDescription} of the DESCRIBE
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55 * document <i>doc</i>.
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56 *
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57 * @param doc A DESCRIBE document.
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58 *
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59 * @return the {@link ArtifactDescription}.
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60 */
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61 public static ArtifactDescription createArtifactDescription(Document doc) {
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62 System.out.println("ArtifactDescriptionFactory - create()");
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64 Node currentState = ClientProtocolUtils.getCurrentState(doc);
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65 Node staticNode = ClientProtocolUtils.getStaticUI(doc);
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66 Node dynamicNode = ClientProtocolUtils.getDynamicUI(doc);
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67 Node reachable = ClientProtocolUtils.getReachableStates(doc);
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68 NodeList outputs = ClientProtocolUtils.getOutputModes(doc);
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70 String state = (String) XMLUtils.xpath(
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71 currentState,
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72 XPATH_STATE_NAME,
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73 XPathConstants.STRING,
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74 ArtifactNamespaceContext.INSTANCE);
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75 System.out.println("Current state name: " + state);
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77 DataList currentData = extractCurrentData(dynamicNode, state);
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78 DataList[] old = extractOldData(staticNode);
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79 String[] states = extractReachableStates(reachable);
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80 OutputMode[] outs = extractOutputModes(outputs);
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81 String[] recommended = extractRecommendedArtifacts(doc);
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83 return new DefaultArtifactDescription(
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84 old,
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85 currentData,
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86 state,
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87 states,
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88 outs,
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89 recommended);
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90 }
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91
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92
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93 /**
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94 * This method extracts the data that the user is able to enter in the
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95 * current state of the artifact.
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96 *
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97 * @param dynamicNode The dynamic node of the DESCRIBE document.
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98 * @param state The name of the current state.
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99 *
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100 * @return A {@link Data} object that represents the data which might be
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101 * entered by the user in the current state or null, if no data might be
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102 * entered.
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103 */
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104 protected static DataList extractCurrentData(Node dynamicNode, String state) {
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105 System.out.println("ArtifactDescriptionFactory - extractCurrentData()");
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106
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107 NodeList data = ClientProtocolUtils.getSelectNode(dynamicNode);
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108 String uiProvider = extractUIProvider(dynamicNode);
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109
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110 if (data == null || data.getLength() == 0) {
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111 return null;
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112 }
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113
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114 int dataNum = data.getLength();
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115 DataList list = new DataList(state, dataNum, uiProvider);
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116
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117 for (int i = 0; i < dataNum; i++) {
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118 Node d = data.item(i);
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119
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120 NodeList choices = ClientProtocolUtils.getItemNodes(d);
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121 String label = ClientProtocolUtils.getLabel(d);
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122 String name = XMLUtils.xpathString(
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123 d, "@art:name", ArtifactNamespaceContext.INSTANCE);
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124
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125 DataItem[] dataItems = extractCurrentDataItems(choices);
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126 DataItem def = extractDefaultDataItem(d);
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127
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128 list.add(new DefaultData(name, label, null, dataItems, def));
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129 }
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130
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131 return list;
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132 }
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133
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134
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135 /**
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136 * This method extracts the default value of a Data object.
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137 *
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138 * @param data The data object node.
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139 *
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140 * @return the default DataItem.
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141 */
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142 protected static DataItem extractDefaultDataItem(Node data) {
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143 System.out.println(
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144 "ArtifactDescriptionFactory - extractSelectedDataItem");
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145
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146 String value = XMLUtils.xpathString(
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147 data, "@art:defaultValue", ArtifactNamespaceContext.INSTANCE);
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148
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149 String label = XMLUtils.xpathString(
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150 data, "@art:defaultLabel", ArtifactNamespaceContext.INSTANCE);
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151
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152 if (value != null && label != null) {
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153 return new DefaultDataItem(label, null, value);
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154 }
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155
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156 return null;
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157 }
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158
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159
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160 /**
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161 * This method extract the {@link DataItem}s of the DESCRIBE document.
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162 *
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163 * @param items The items in the DESCRIBE document.
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164 *
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165 * @return the {@link DataItem}s.
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166 */
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167 protected static DataItem[] extractCurrentDataItems(NodeList items) {
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168 System.out.println(
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169 "ArtifactDescriptionFactory - extractCurrentDataItems()");
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170
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171 if (items == null || items.getLength() == 0) {
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172 System.out.println("No data items found.");
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173 return null;
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174 }
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175
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176 int count = items.getLength();
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177
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178 List<DataItem> dataItems = new ArrayList<DataItem>(count);
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179
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180 for (int i = 0; i < count; i++) {
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181 Node item = items.item(i);
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182 String label = ClientProtocolUtils.getLabel(item);
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183 String value = ClientProtocolUtils.getValue(item);
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184
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185 double[] mmQ = extractMinMaxQValues(item);
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186 double[] mmW = extractMinMaxWValues(item);
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187
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188 if (mmQ != null || mmW != null) {
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189 dataItems.add(new WQDataItem(label, null, value, mmQ, mmW));
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190 }
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191 else {
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192 dataItems.add(new DefaultDataItem(label, null, value));
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193 }
16
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194 }
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195
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196 return (DataItem[]) dataItems.toArray(new DataItem[count]);
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197 }
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198
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199
565
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200 protected static double[] extractMinMaxQValues(Node item) {
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201 System.out.println("ArtifactDescriptionFactory - extractMinMaxQValues");
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202
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203 if (item == null) {
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204 System.err.println("This node is empty - no min/max Q values.");
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205 return null;
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206 }
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207
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208 Node node = (Node) XMLUtils.xpath(
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209 item,
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210 "art:range[@art:type='Q']",
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211 XPathConstants.NODE,
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212 ArtifactNamespaceContext.INSTANCE);
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213
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214 if (node == null) {
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215 System.out.println("No min/max Q values found.");
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216 return null;
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217 }
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218
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219 return extractMinMaxValues(node);
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220 }
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221
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222
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223 protected static double[] extractMinMaxWValues(Node item) {
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224 System.out.println("ArtifactDescriptionFactory - extractMinMaxWValues");
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225
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226 if (item == null) {
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227 System.err.println("This node is empty - no min/max W values.");
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228 return null;
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229 }
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230
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231 Node node = (Node) XMLUtils.xpath(
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232 item,
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233 "art:range[@art:type='W']",
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234 XPathConstants.NODE,
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235 ArtifactNamespaceContext.INSTANCE);
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236
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237 if (node == null) {
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238 System.out.println("No min/max W values found.");
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239 return null;
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240 }
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241
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242 return extractMinMaxValues(node);
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243 }
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244
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245
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246 protected static double[] extractMinMaxValues(Node node) {
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247 System.out.println("ArtifactDescriptionFactory.extractMinMaxValues");
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248
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249 String minStr = XMLUtils.xpathString(
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250 node, "art:min/text()", ArtifactNamespaceContext.INSTANCE);
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251
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252 String maxStr = XMLUtils.xpathString(
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253 node, "art:max/text()", ArtifactNamespaceContext.INSTANCE);
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254
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255 if (maxStr == null || minStr == null) {
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256 System.err.println("No min/max values found.");
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257 return null;
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258 }
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259
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260 try {
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261 double min = Double.valueOf(minStr);
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262 double max = Double.valueOf(maxStr);
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263
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264 return new double[] { min, max };
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265 }
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266 catch (NumberFormatException nfe) {
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267 System.err.println("Error while parsing min/max values.");
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268 }
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269
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270 return null;
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271 }
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272
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273
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a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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274 /**
34
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275 * This method extracts the data objects from the data node of the static ui
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276 * part of the DESCRIBE document.
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277 *
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278 * @param staticNode The static ui node of the DESCRIBE.
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279 *
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280 * @return the DataList objects.
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281 */
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282 protected static DataList[] extractOldData(Node staticNode) {
34
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283 System.out.println("ArtifactDescriptionFactory - extractOldData()");
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284
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285 NodeList stateNodes = (NodeList) XMLUtils.xpath(
34
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286 staticNode,
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287 XPATH_STATIC_STATE_NODE,
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288 XPathConstants.NODESET,
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289 ArtifactNamespaceContext.INSTANCE);
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290
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291 if (stateNodes == null || stateNodes.getLength() == 0) {
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292 System.out.println("No old items found.");
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293 return null;
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294 }
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295
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296 int count = stateNodes.getLength();
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297 DataList[] data = new DataList[count];
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298
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299 for (int i = 0; i < count; i++) {
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300 Node tmp = stateNodes.item(i);
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301
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302 String name = XMLUtils.xpathString(
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303 tmp, "@art:name", ArtifactNamespaceContext.INSTANCE);
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304 String uiprovider = XMLUtils.xpathString(
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305 tmp, "@art:uiprovider", ArtifactNamespaceContext.INSTANCE);
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306 String label = XMLUtils.xpathString(
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307 tmp, "@art:label", ArtifactNamespaceContext.INSTANCE);
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308
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309 NodeList dataNodes = (NodeList) XMLUtils.xpath(
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diff changeset
310 tmp,
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diff changeset
311 XPATH_STATIC_DATA_NODE,
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diff changeset
312 XPathConstants.NODESET,
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diff changeset
313 ArtifactNamespaceContext.INSTANCE);
34
bf84bcd4e11b Parse static data from DESCRIBE.
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314
51
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315 if (dataNodes == null || dataNodes.getLength() == 0) {
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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316 continue;
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317 }
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318
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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319 int size = dataNodes.getLength();
52
1d0be51ab93b The DataList has a label now.
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diff changeset
320 DataList list = new DataList(name, size, uiprovider, label);
51
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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diff changeset
321
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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diff changeset
322 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
323 Node dataNode = dataNodes.item(j);
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324
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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diff changeset
325 String dName = XMLUtils.xpathString(
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diff changeset
326 dataNode, "@art:name", ArtifactNamespaceContext.INSTANCE);
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diff changeset
327 String dType = XMLUtils.xpathString(
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diff changeset
328 dataNode, "@art:type", ArtifactNamespaceContext.INSTANCE);
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329
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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330 DataItem[] items = extractOldDataItems(dataNode);
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331
a2923d63f530 Introduced a data structure DataList to manage to list of Data objects of a single state.
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diff changeset
332 list.add(new DefaultData(dName, dName, dType, items));
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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 data[i] = list;
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335 }
34
bf84bcd4e11b Parse static data from DESCRIBE.
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336 }
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337
bf84bcd4e11b Parse static data from DESCRIBE.
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338 return data;
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339 }
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340
bf84bcd4e11b Parse static data from DESCRIBE.
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341
bf84bcd4e11b Parse static data from DESCRIBE.
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342 /**
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343 * This method extracts the data items from the data nodes that are placed
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344 * in the static ui part of the DESCRIBE document.
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345 *
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346 * @param dataNode A data node that contains items.
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347 *
bf84bcd4e11b Parse static data from DESCRIBE.
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348 * @return a list of DataItems.
bf84bcd4e11b Parse static data from DESCRIBE.
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349 */
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350 protected static DataItem[] extractOldDataItems(Node dataNode) {
bf84bcd4e11b Parse static data from DESCRIBE.
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351 NodeList itemList = (NodeList) XMLUtils.xpath(
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352 dataNode,
bf84bcd4e11b Parse static data from DESCRIBE.
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353 XPATH_STATIC_ITEM_NODE,
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
354 XPathConstants.NODESET,
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
355 ArtifactNamespaceContext.INSTANCE);
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356
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357 if (itemList == null || itemList.getLength() == 0) {
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
358 System.out.println("No old data items found.");
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diff changeset
359 return null;
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360 }
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diff changeset
361
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
362 int count = itemList.getLength();
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
363
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
364 DataItem[] items = new DataItem[count];
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 for (int i = 0; i < count; i++) {
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
367 Node tmp = itemList.item(i);
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
368
bf84bcd4e11b Parse static data from DESCRIBE.
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369 String value = XMLUtils.xpathString(
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
370 tmp, "@art:value", ArtifactNamespaceContext.INSTANCE);
61
f983d5ce6402 Display human readable strings of the selected values in the UI.
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diff changeset
371 String label = XMLUtils.xpathString(
f983d5ce6402 Display human readable strings of the selected values in the UI.
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diff changeset
372 tmp, "@art:label", ArtifactNamespaceContext.INSTANCE);
34
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
373
61
f983d5ce6402 Display human readable strings of the selected values in the UI.
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diff changeset
374 items[i] = new DefaultDataItem(label, label, value);
34
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375 }
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diff changeset
376
bf84bcd4e11b Parse static data from DESCRIBE.
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377 return items;
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378 }
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
379
bf84bcd4e11b Parse static data from DESCRIBE.
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diff changeset
380
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diff changeset
381 /**
22
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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diff changeset
382 * This method extracts the UIProvider specified by the data node.
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383 *
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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diff changeset
384 * @param data 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 * @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
387 */
51
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diff changeset
388 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
389 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
390 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 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
392 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
393 ArtifactNamespaceContext.INSTANCE);
a85bac235069 Implemented code to parse the UIProvider that should be used for a current state.
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diff changeset
394 }
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
395
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
396
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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diff changeset
398 * 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
399 *
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
400 * @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
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 * @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
403 */
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
404 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
405 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.
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parents: 22
diff changeset
406
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
407 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
408 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
409 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
410 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
411 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
412
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 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
414 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
415 }
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
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 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
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 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
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 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
422 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
423
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 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
425 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
426
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 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
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
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 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
diff changeset
431 }
65
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
432
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff changeset
433
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434 /**
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435 * This method extract available output modes of the the current artifact.
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436 *
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437 * @param outputs A list of nodes that contain information about output
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438 * modes.
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439 *
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440 * @return an array of Output modes.
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441 */
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442 protected static OutputMode[] extractOutputModes(NodeList outputs) {
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443 System.out.println("ArtifactDescriptionFactory - extractOutputModes()");
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444
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445 if (outputs == null || outputs.getLength() == 0) {
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446 return null;
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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447 }
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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448
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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449 int size = outputs.getLength();
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450
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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451 List<OutputMode> outs = new ArrayList<OutputMode>(size);
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452
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453 for (int i = 0; i < size; i++) {
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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454 Node out = outputs.item(i);
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455
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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456 String name = XMLUtils.xpathString(
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457 out, "@art:name", ArtifactNamespaceContext.INSTANCE);
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458 String desc = XMLUtils.xpathString(
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459 out, "@art:description", ArtifactNamespaceContext.INSTANCE);
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460 String mimeType = XMLUtils.xpathString(
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461 out, "@art:mime-type", ArtifactNamespaceContext.INSTANCE);
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462
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463 if (name != null) {
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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464 outs.add(new DefaultOutputMode(name, desc, mimeType));
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465 }
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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466 else {
8f719fa1a691 The output modes of an artifact are extracted from DESCRIBE document and put into the ArtifactDescription.
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467 System.err.println("Found an invalid output mode.");
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468 }
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469 }
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470
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471 return (OutputMode[]) outs.toArray(new OutputMode[size]);
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472 }
803
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
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473
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474
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475 protected static String[] extractRecommendedArtifacts(Document doc) {
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476 System.out.println("ArtifactDescriptionFactory - extract recommended.");
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477
653ae84533e7 Read/create recommended Artifacts and add them to the current Collection.
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478 NodeList list = (NodeList) XMLUtils.xpath(
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479 doc,
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480 XPATH_RECOMMENDED_ARTIFACTS,
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481 XPathConstants.NODESET,
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482 ArtifactNamespaceContext.INSTANCE);
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483
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484 int num = list != null ? list.getLength() : 0;
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485
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486 String[] factories = new String[num];
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487
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488 for (int i = 0; i < num; i++) {
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489 Element e = (Element) list.item(i);
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490 String f = e.getAttribute("name");
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491
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492 if (f != null && f.length() > 0) {
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493 factories[i] = f;
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494 }
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495 }
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496
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497 return factories;
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498 }
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.
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499 }
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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500 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org