Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/DefaultState.java @ 135:2d6e02787d00
Added a method to retrieve the UIProvider for a state.
flys-artifacts/trunk@1504 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 17 Mar 2011 16:37:39 +0000 |
parents | f3dfa188d8b2 |
children | 2e510c998adb |
rev | line source |
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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.CallContext; |
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13 import de.intevation.artifacts.ArtifactNamespaceContext; |
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14 |
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15 import de.intevation.artifacts.common.utils.XMLUtils; |
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16 |
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17 import de.intevation.artifactdatabase.ProtocolUtils; |
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18 import de.intevation.artifactdatabase.data.StateData; |
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19 import de.intevation.artifactdatabase.state.AbstractState; |
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20 |
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21 import de.intevation.flys.artifacts.resources.Resources; |
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22 |
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23 |
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24 /** |
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25 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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26 */ |
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27 public abstract class DefaultState extends AbstractState { |
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28 |
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29 /** The logger that is used in this class.*/ |
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30 private static Logger logger = Logger.getLogger(DefaultState.class); |
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31 |
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32 |
134
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33 public Element describeStatic( |
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34 Document document, |
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35 Node root, |
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36 CallContext context, |
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37 String uuid) |
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38 { |
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39 XMLUtils.ElementCreator creator = new XMLUtils.ElementCreator( |
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40 document, |
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41 ArtifactNamespaceContext.NAMESPACE_URI, |
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42 ArtifactNamespaceContext.NAMESPACE_PREFIX); |
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43 |
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44 Element ui = ProtocolUtils.createArtNode( |
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45 creator, "state", |
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46 new String[] { "name" }, |
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47 new String[] { getID() }); |
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48 |
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49 Map<String, StateData> theData = getData(); |
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50 if (theData == null) { |
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51 return ui; |
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52 } |
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53 |
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54 Collection<StateData> dataItems = theData.values(); |
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55 |
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56 for (StateData data: dataItems) { |
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57 String name = data.getName(); |
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58 |
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59 Element dataElement = creator.create("data"); |
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60 creator.addAttr(dataElement, "name", name, true); |
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61 creator.addAttr(dataElement, "type", data.getType(), true); |
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62 |
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63 Element itemElement = creator.create("item"); |
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64 creator.addAttr(itemElement, "value", (String) data.getValue(), true); |
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65 // TODO Description (human readable) is missing |
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66 |
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67 dataElement.appendChild(itemElement); |
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68 ui.appendChild(dataElement); |
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69 } |
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70 |
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71 return ui; |
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72 } |
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73 |
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74 |
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75 public Element describe( |
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76 Document document, |
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77 Node root, |
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78 CallContext context, |
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79 String uuid) |
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80 { |
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81 XMLUtils.ElementCreator creator = new XMLUtils.ElementCreator( |
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82 document, |
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83 ArtifactNamespaceContext.NAMESPACE_URI, |
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84 ArtifactNamespaceContext.NAMESPACE_PREFIX); |
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85 |
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86 Element ui = null; |
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87 String uiprovider = getUIProvider(); |
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88 if (uiprovider != null) { |
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89 ui = ProtocolUtils.createArtNode( |
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90 creator, "dynamic", |
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91 new String[] { "uiprovider" }, |
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92 new String[] { uiprovider }); |
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93 } |
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94 else { |
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95 ui = ProtocolUtils.createArtNode(creator, "dynamic", null, null); |
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96 } |
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97 |
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98 Map<String, StateData> theData = getData(); |
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99 if (theData == null) { |
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100 return ui; |
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101 } |
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102 |
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103 Collection<StateData> dataItems = theData.values(); |
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104 |
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105 for (StateData data: dataItems) { |
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106 String name = data.getName(); |
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107 Element select = createData(creator, data, context); |
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108 |
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109 Element choices = ProtocolUtils.createArtNode( |
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110 creator, "choices", null, null); |
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111 |
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112 select.appendChild(choices); |
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113 ui.appendChild(select); |
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114 |
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115 Element[] items = createItems(creator, name, context); |
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116 for (Element item: items) { |
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117 choices.appendChild(item); |
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118 } |
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119 } |
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120 |
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121 return ui; |
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122 } |
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123 |
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124 |
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125 /** |
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126 * This method creates the root node that contains the list of selectable |
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127 * items. |
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128 * |
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129 * @param cr The ElementCreator. |
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130 * @param name The name of the amount of data. |
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131 * |
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132 * @return the root node of the item list. |
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133 */ |
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134 protected Element createData( |
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135 XMLUtils.ElementCreator cr, |
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136 StateData data, |
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137 CallContext context) |
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138 { |
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139 Element select = ProtocolUtils.createArtNode( |
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140 cr, "select", null, null); |
129
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141 cr.addAttr(select, "name", data.getName(), true); |
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142 |
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143 Element label = ProtocolUtils.createArtNode( |
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144 cr, "label", null, null); |
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145 |
129
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146 select.appendChild(label); |
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147 |
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148 label.setTextContent(Resources.getMsg( |
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149 context.getMeta(), |
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150 getID(), |
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151 getID())); |
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152 |
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153 return select; |
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154 } |
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155 |
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156 |
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157 /** |
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158 * This method creates a list of items. These items represent the amount of |
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159 * input data that is possible for this state. |
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160 * |
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161 * @param cr The ElementCreator. |
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162 * @param name The name of the amount of data. |
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163 * |
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164 * @return a list of items. |
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165 */ |
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166 protected abstract Element[] createItems( |
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167 XMLUtils.ElementCreator cr, |
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168 String name, |
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169 CallContext context); |
135
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170 |
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171 |
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172 protected String getUIProvider() { |
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173 return null; |
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174 } |
126
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175 } |
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176 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |