Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/DefaultState.java @ 427:909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
flys-artifacts/trunk@1925 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Sun, 15 May 2011 21:08:41 +0000 |
parents | c21fb8de54f8 |
children | 929137ee8154 |
rev | line source |
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1 package de.intevation.flys.artifacts.states; |
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2 |
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3 import java.util.Collection; |
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4 import java.util.Map; |
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5 |
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6 import org.apache.log4j.Logger; |
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7 |
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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 |
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12 import de.intevation.artifacts.Artifact; |
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13 import de.intevation.artifacts.ArtifactNamespaceContext; |
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14 import de.intevation.artifacts.CallContext; |
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15 import de.intevation.artifacts.CallMeta; |
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16 |
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17 import de.intevation.artifacts.common.utils.XMLUtils; |
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18 |
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19 import de.intevation.artifactdatabase.ProtocolUtils; |
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20 import de.intevation.artifactdatabase.data.StateData; |
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21 import de.intevation.artifactdatabase.state.AbstractState; |
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22 |
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23 import de.intevation.flys.artifacts.resources.Resources; |
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24 |
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25 |
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26 /** |
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27 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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28 */ |
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29 public abstract class DefaultState extends AbstractState { |
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30 |
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31 /** The logger that is used in this class.*/ |
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32 private static Logger logger = Logger.getLogger(DefaultState.class); |
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33 |
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34 |
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35 public Element describeStatic( |
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36 Document document, |
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37 Node root, |
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38 CallContext context, |
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39 String uuid) |
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40 { |
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41 XMLUtils.ElementCreator creator = new XMLUtils.ElementCreator( |
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42 document, |
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43 ArtifactNamespaceContext.NAMESPACE_URI, |
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44 ArtifactNamespaceContext.NAMESPACE_PREFIX); |
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45 |
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46 CallMeta meta = context.getMeta(); |
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47 |
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48 String label = Resources.getMsg(meta, getID(), getID()); |
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49 Element ui = ProtocolUtils.createArtNode( |
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50 creator, "state", |
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51 new String[] { "name", "uiprovider", "label" }, |
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52 new String[] { getID(), getUIProvider(), label }); |
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53 |
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54 Map<String, StateData> theData = getData(); |
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55 if (theData == null) { |
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56 return ui; |
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57 } |
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58 |
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59 Collection<StateData> dataItems = theData.values(); |
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60 |
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61 for (StateData data: dataItems) { |
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62 String name = data.getName(); |
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63 String value = (String) data.getValue(); |
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64 |
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65 if (value == null) { |
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66 continue; |
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67 } |
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68 |
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69 logger.debug("Append element '" + name + "' (" + value + ")"); |
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70 |
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71 Element dataElement = creator.create("data"); |
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72 creator.addAttr(dataElement, "name", name, true); |
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73 creator.addAttr(dataElement, "type", data.getType(), true); |
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74 |
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75 Element itemElement = creator.create("item"); |
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76 creator.addAttr(itemElement, "value", value, true); |
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77 creator.addAttr( |
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78 itemElement, |
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79 "label", |
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80 Resources.getMsg(meta, value, value), |
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81 true); |
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82 |
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83 dataElement.appendChild(itemElement); |
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84 ui.appendChild(dataElement); |
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85 } |
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86 |
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87 return ui; |
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88 } |
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89 |
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90 |
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91 public Element describe( |
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92 Artifact artifact, |
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93 Document document, |
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94 Node root, |
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95 CallContext context, |
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96 String uuid) |
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97 { |
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98 XMLUtils.ElementCreator creator = new XMLUtils.ElementCreator( |
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99 document, |
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100 ArtifactNamespaceContext.NAMESPACE_URI, |
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101 ArtifactNamespaceContext.NAMESPACE_PREFIX); |
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102 |
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103 Element ui = null; |
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104 String uiprovider = getUIProvider(); |
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105 if (uiprovider != null) { |
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106 ui = ProtocolUtils.createArtNode( |
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107 creator, "dynamic", |
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108 new String[] { "uiprovider" }, |
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109 new String[] { uiprovider }); |
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110 } |
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111 else { |
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112 ui = ProtocolUtils.createArtNode(creator, "dynamic", null, null); |
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113 } |
126
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114 |
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115 Map<String, StateData> theData = getData(); |
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116 if (theData == null) { |
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117 return ui; |
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118 } |
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119 |
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120 Collection<StateData> dataItems = theData.values(); |
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121 |
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122 for (StateData data: dataItems) { |
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123 String name = data.getName(); |
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124 Element select = createData(creator, artifact, data, context); |
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125 |
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126 Element choices = ProtocolUtils.createArtNode( |
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127 creator, "choices", null, null); |
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128 |
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129 select.appendChild(choices); |
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130 ui.appendChild(select); |
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131 |
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132 Element[] items = createItems(creator, artifact, name, context); |
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133 for (Element item: items) { |
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134 choices.appendChild(item); |
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135 } |
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136 } |
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137 |
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138 return ui; |
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139 } |
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140 |
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141 |
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142 /** |
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143 * This method creates the root node that contains the list of selectable |
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144 * items. |
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145 * |
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146 * @param cr The ElementCreator. |
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147 * @param name The name of the amount of data. |
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148 * |
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149 * @return the root node of the item list. |
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150 */ |
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151 protected Element createData( |
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152 XMLUtils.ElementCreator cr, |
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153 Artifact artifact, |
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154 StateData data, |
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155 CallContext context) |
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156 { |
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157 Element select = ProtocolUtils.createArtNode( |
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158 cr, "select", null, null); |
129
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159 cr.addAttr(select, "name", data.getName(), true); |
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160 |
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161 Element label = ProtocolUtils.createArtNode( |
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162 cr, "label", null, null); |
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163 |
129
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164 select.appendChild(label); |
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165 |
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166 label.setTextContent(Resources.getMsg( |
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167 context.getMeta(), |
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168 getID(), |
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169 getID())); |
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170 |
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171 return select; |
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172 } |
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173 |
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174 |
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175 /** |
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176 * This method creates a list of items. These items represent the amount of |
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177 * input data that is possible for this state. |
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178 * |
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179 * @param cr The ElementCreator. |
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180 * @param name The name of the amount of data. |
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181 * |
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182 * @return a list of items. |
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183 */ |
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184 protected abstract Element[] createItems( |
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185 XMLUtils.ElementCreator cr, |
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186 Artifact artifact, |
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187 String name, |
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188 CallContext context); |
135
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189 |
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190 |
322
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191 /** |
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192 * This method validates the inserted data and returns true, if everything |
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193 * was correct, otherwise an exception is thrown. |
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194 * |
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195 * @param artifact A reference to the owner artifact. |
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196 * @param context The CallContext object. |
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197 * |
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198 * @return true, if everything was fine. |
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199 */ |
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200 public boolean validate(Artifact artifact, CallContext context) |
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201 throws IllegalArgumentException |
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202 { |
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203 return true; |
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204 } |
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205 |
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206 |
135
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207 protected String getUIProvider() { |
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208 return null; |
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209 } |
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210 } |
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211 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |