Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/DefaultState.java @ 300:9a0e1289bab6

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The FLYSArtifactCollection overrides out() and uses OutGenerators to create output for this operation. flys-artifacts/trunk@1649 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 06 Apr 2011 10:01:49 +0000
parents b43671a551d1
children 35301cc3b875
rev   line source
126
b18aebd1342f Added an abstract base class DefaultState for States.
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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.ArtifactNamespaceContext;
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13 import de.intevation.artifacts.CallContext;
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14 import de.intevation.artifacts.CallMeta;
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15
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16 import de.intevation.artifacts.common.utils.XMLUtils;
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17
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18 import de.intevation.artifactdatabase.ProtocolUtils;
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19 import de.intevation.artifactdatabase.data.StateData;
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20 import de.intevation.artifactdatabase.state.AbstractState;
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21
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22 import de.intevation.flys.artifacts.resources.Resources;
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23
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24
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25 /**
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26 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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27 */
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28 public abstract class DefaultState extends AbstractState {
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29
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30 /** The logger that is used in this class.*/
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31 private static Logger logger = Logger.getLogger(DefaultState.class);
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32
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33
134
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34 public Element describeStatic(
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35 Document document,
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36 Node root,
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37 CallContext context,
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38 String uuid)
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39 {
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40 XMLUtils.ElementCreator creator = new XMLUtils.ElementCreator(
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41 document,
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42 ArtifactNamespaceContext.NAMESPACE_URI,
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43 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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44
142
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45 CallMeta meta = context.getMeta();
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46
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47 String label = Resources.getMsg(meta, getID(), getID());
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48 Element ui = ProtocolUtils.createArtNode(
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49 creator, "state",
136
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50 new String[] { "name", "uiprovider", "label" },
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51 new String[] { getID(), getUIProvider(), label });
134
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52
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53 Map<String, StateData> theData = getData();
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54 if (theData == null) {
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55 return ui;
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56 }
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57
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58 Collection<StateData> dataItems = theData.values();
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59
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60 for (StateData data: dataItems) {
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61 String name = data.getName();
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62 String value = (String) data.getValue();
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63
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64 logger.debug("Append element '" + name + "' (" + value + ")");
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65
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66 Element dataElement = creator.create("data");
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67 creator.addAttr(dataElement, "name", name, true);
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68 creator.addAttr(dataElement, "type", data.getType(), true);
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69
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70 Element itemElement = creator.create("item");
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71 creator.addAttr(itemElement, "value", value, true);
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72 creator.addAttr(
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73 itemElement,
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74 "label",
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75 Resources.getMsg(meta, value, value),
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76 true);
134
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77
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78 dataElement.appendChild(itemElement);
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79 ui.appendChild(dataElement);
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80 }
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81
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82 return ui;
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83 }
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84
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85
126
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86 public Element describe(
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87 Document document,
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88 Node root,
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89 CallContext context,
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90 String uuid)
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91 {
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92 XMLUtils.ElementCreator creator = new XMLUtils.ElementCreator(
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93 document,
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94 ArtifactNamespaceContext.NAMESPACE_URI,
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95 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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96
135
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97 Element ui = null;
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98 String uiprovider = getUIProvider();
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99 if (uiprovider != null) {
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100 ui = ProtocolUtils.createArtNode(
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101 creator, "dynamic",
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102 new String[] { "uiprovider" },
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103 new String[] { uiprovider });
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104 }
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105 else {
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106 ui = ProtocolUtils.createArtNode(creator, "dynamic", null, null);
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107 }
126
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108
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109 Map<String, StateData> theData = getData();
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110 if (theData == null) {
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111 return ui;
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112 }
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113
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114 Collection<StateData> dataItems = theData.values();
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115
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116 for (StateData data: dataItems) {
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117 String name = data.getName();
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118 Element select = createData(creator, data, context);
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119
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120 Element choices = ProtocolUtils.createArtNode(
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121 creator, "choices", null, null);
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122
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123 select.appendChild(choices);
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124 ui.appendChild(select);
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125
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126 Element[] items = createItems(creator, name, context);
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127 for (Element item: items) {
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128 choices.appendChild(item);
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129 }
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130 }
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131
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132 return ui;
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133 }
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134
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135
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136 /**
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137 * This method creates the root node that contains the list of selectable
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138 * items.
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139 *
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140 * @param cr The ElementCreator.
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141 * @param name The name of the amount of data.
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142 *
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143 * @return the root node of the item list.
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144 */
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145 protected Element createData(
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146 XMLUtils.ElementCreator cr,
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147 StateData data,
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148 CallContext context)
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149 {
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150 Element select = ProtocolUtils.createArtNode(
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151 cr, "select", null, null);
129
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152 cr.addAttr(select, "name", data.getName(), true);
126
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153
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154 Element label = ProtocolUtils.createArtNode(
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155 cr, "label", null, null);
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156
129
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157 select.appendChild(label);
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158
126
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159 label.setTextContent(Resources.getMsg(
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160 context.getMeta(),
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161 getID(),
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162 getID()));
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163
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164 return select;
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165 }
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166
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167
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168 /**
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169 * This method creates a list of items. These items represent the amount of
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170 * input data that is possible for this state.
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171 *
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172 * @param cr The ElementCreator.
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173 * @param name The name of the amount of data.
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174 *
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175 * @return a list of items.
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176 */
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177 protected abstract Element[] createItems(
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178 XMLUtils.ElementCreator cr,
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179 String name,
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180 CallContext context);
135
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181
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182
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183 protected String getUIProvider() {
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184 return null;
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185 }
126
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186 }
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187 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org