svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.plugin / org.gvsig.app / org.gvsig.app.mainplugin / src / main / java / org / gvsig / app / project / symboltables / ProjectSymbolTable.java @ 44338
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1 | 44129 | jjdelcerro | package org.gvsig.app.project.symboltables; |
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2 | 43987 | jjdelcerro | |
3 | import java.io.File; |
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4 | import java.io.FileInputStream; |
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5 | import java.util.HashMap; |
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6 | 43997 | jjdelcerro | import java.util.Iterator; |
7 | 44203 | jjdelcerro | import java.util.List; |
8 | 43987 | jjdelcerro | import java.util.Map; |
9 | import java.util.Properties; |
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10 | import org.apache.commons.io.IOUtils; |
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11 | import org.apache.commons.lang3.Range; |
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12 | 44243 | jjdelcerro | import org.apache.commons.lang3.StringUtils; |
13 | 43997 | jjdelcerro | import org.cresques.cts.IProjection; |
14 | 44025 | jjdelcerro | import org.gvsig.app.ApplicationLocator; |
15 | import org.gvsig.app.ApplicationManager; |
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16 | 44129 | jjdelcerro | import org.gvsig.app.project.Project; |
17 | import org.gvsig.app.project.ProjectManager; |
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18 | 43997 | jjdelcerro | import org.gvsig.app.project.documents.Document; |
19 | 43987 | jjdelcerro | import org.gvsig.app.project.documents.view.ViewDocument; |
20 | import org.gvsig.app.project.documents.view.ViewManager; |
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21 | 44153 | jjdelcerro | import org.gvsig.expressionevaluator.Expression; |
22 | import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
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23 | import org.gvsig.expressionevaluator.ExpressionEvaluatorManager; |
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24 | 44189 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionRuntimeException; |
25 | 43987 | jjdelcerro | import org.gvsig.expressionevaluator.Interpreter; |
26 | import org.gvsig.expressionevaluator.spi.AbstractFunction; |
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27 | import org.gvsig.expressionevaluator.spi.AbstractSymbolTable; |
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28 | 43997 | jjdelcerro | import org.gvsig.fmap.crs.CRSFactory; |
29 | 44153 | jjdelcerro | import org.gvsig.fmap.dal.DALLocator; |
30 | import org.gvsig.fmap.dal.DataManager; |
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31 | 44189 | jjdelcerro | import org.gvsig.fmap.dal.HasDataStore; |
32 | 44153 | jjdelcerro | import org.gvsig.fmap.dal.expressionevaluator.FeatureSymbolTable; |
33 | 43987 | jjdelcerro | import org.gvsig.fmap.dal.feature.Feature; |
34 | import org.gvsig.fmap.dal.feature.FeatureQuery; |
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35 | import org.gvsig.fmap.dal.feature.FeatureSet; |
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36 | import org.gvsig.fmap.dal.feature.FeatureStore; |
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37 | 43997 | jjdelcerro | import org.gvsig.fmap.geom.Geometry; |
38 | 44035 | jjdelcerro | import org.gvsig.fmap.geom.primitive.Point; |
39 | 43997 | jjdelcerro | import org.gvsig.fmap.mapcontext.MapContext; |
40 | 43987 | jjdelcerro | import org.gvsig.fmap.mapcontext.layers.FLayer; |
41 | import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect; |
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42 | 43997 | jjdelcerro | import org.gvsig.fmap.mapcontrol.AreaAndPerimeterCalculator; |
43 | 44035 | jjdelcerro | import org.gvsig.temporarystorage.TemporaryStorageGroup; |
44 | import org.gvsig.temporarystorage.TemporaryStorageLocator; |
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45 | import org.gvsig.temporarystorage.TemporaryStorageManager; |
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46 | 44203 | jjdelcerro | import org.gvsig.tools.util.UnmodifiableBasicList; |
47 | 43987 | jjdelcerro | |
48 | /**
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49 | *
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50 | * @author jjdelcerro
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51 | */
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52 | @SuppressWarnings("UseSpecificCatch") |
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53 | public class ProjectSymbolTable extends AbstractSymbolTable { |
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54 | 44338 | jjdelcerro | public static final String PROJECT_GROUP = "Project"; |
55 | 43987 | jjdelcerro | |
56 | 44129 | jjdelcerro | public static final String AREA_NAME = "AREA"; |
57 | public static final String PERIMETER_NAME = "PERIMETER"; |
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58 | 44153 | jjdelcerro | public static final String STORE_NAME = "STORE"; |
59 | public static final String FETCH_FIRST_NAME = "FETCH_FIRST"; |
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60 | public static final String FETCH_FIRST_SELECTED_NAME = "FETCH_FIRST_SELECTED"; |
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61 | 44203 | jjdelcerro | public static final String FETCH_NAME = "FETCH"; |
62 | 44338 | jjdelcerro | public static final String APPLICATION_NAME = "APPLICATION"; |
63 | 44129 | jjdelcerro | |
64 | static final String NAME = "Project"; |
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65 | |||
66 | 44189 | jjdelcerro | private static final String TABLE_DOCUMENT_TYPENAME = "project.document.table"; |
67 | |||
68 | 43987 | jjdelcerro | private abstract class CachedValue<T> { |
69 | |||
70 | T value = null;
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71 | long lastAccess = 0; |
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72 | |||
73 | protected abstract void reload(); |
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74 | |||
75 | public boolean isExpired() { |
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76 | long now = System.currentTimeMillis(); |
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77 | return now - lastAccess > 3000; |
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78 | } |
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79 | |||
80 | public T get() {
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81 | if (isExpired()) {
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82 | reload(); |
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83 | } |
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84 | lastAccess = System.currentTimeMillis();
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85 | return value;
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86 | } |
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87 | } |
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88 | |||
89 | private class ProjectValue extends CachedValue<Project> { |
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90 | |||
91 | @Override
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92 | protected void reload() { |
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93 | value = ProjectManager.getInstance().getCurrentProject(); |
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94 | } |
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95 | |||
96 | } |
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97 | |||
98 | 44025 | jjdelcerro | private class CurrentViewValue extends CachedValue<ViewDocument> { |
99 | |||
100 | @Override
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101 | protected void reload() { |
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102 | ApplicationManager application = ApplicationLocator.getManager(); |
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103 | ViewDocument viewdoc = (ViewDocument) application.getActiveDocument(ViewManager.TYPENAME); |
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104 | value = viewdoc; |
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105 | } |
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106 | |||
107 | } |
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108 | |||
109 | private class CurrentViewEnvelopeValue extends CachedValue<Geometry> { |
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110 | |||
111 | @Override
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112 | protected void reload() { |
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113 | ApplicationManager application = ApplicationLocator.getManager(); |
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114 | ViewDocument viewdoc = (ViewDocument) application.getActiveDocument(ViewManager.TYPENAME); |
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115 | if( viewdoc == null ) { |
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116 | value = null;
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117 | return;
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118 | } |
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119 | value = viewdoc.getMapContext().getViewPort().getEnvelope().getGeometry(); |
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120 | } |
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121 | |||
122 | } |
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123 | |||
124 | 43987 | jjdelcerro | private class PropertiesValue extends CachedValue<Map<File, Properties>> { |
125 | |||
126 | @Override
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127 | protected void reload() { |
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128 | value = new HashMap<>(); |
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129 | } |
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130 | } |
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131 | |||
132 | private class CurrentProjectFunction extends AbstractFunction { |
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133 | |||
134 | public CurrentProjectFunction() {
|
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135 | super(
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136 | 44338 | jjdelcerro | PROJECT_GROUP, |
137 | 43987 | jjdelcerro | "project",
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138 | Range.is(0),
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139 | "Access to the current project loaded in gvSIG desktop.\n",
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140 | "project()",
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141 | null,
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142 | "Project"
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143 | ); |
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144 | } |
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145 | |||
146 | @Override
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147 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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148 | return currentProject.get();
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149 | } |
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150 | |||
151 | } |
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152 | |||
153 | 44338 | jjdelcerro | private class ApplicationFunction extends AbstractFunction { |
154 | |||
155 | public ApplicationFunction() {
|
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156 | super(
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157 | PROJECT_GROUP, |
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158 | APPLICATION_NAME, |
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159 | Range.is(0),
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160 | "Access to the Application object.\n",
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161 | APPLICATION_NAME+"()",
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162 | null,
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163 | "ApplicationManager"
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164 | ); |
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165 | } |
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166 | |||
167 | @Override
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168 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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169 | return ApplicationLocator.getApplicationManager();
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170 | } |
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171 | |||
172 | } |
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173 | |||
174 | 44153 | jjdelcerro | private class StoreFunction extends AbstractFunction { |
175 | 44189 | jjdelcerro | |
176 | 44153 | jjdelcerro | public StoreFunction() {
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177 | super(
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178 | 44338 | jjdelcerro | PROJECT_GROUP, |
179 | 44153 | jjdelcerro | STORE_NAME, |
180 | Range.is(2), // Range.between(1, 2), |
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181 | "Return the data store associated with a layer.", // or a table.\n" + |
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182 | // "If receive a single parameter, it will correspond to " +
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183 | // "the name of a table-type document, and it will return " +
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184 | // "your data store. If you receive two parameters, you expect " +
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185 | // "to be the name of a view and a layer of it, returning the " +
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186 | // "data store of the layer.",
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187 | STORE_NAME+"({{view}}, layer)",
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188 | new String[]{ |
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189 | 44243 | jjdelcerro | "view - String value with the name of a view, if view is null use current View.",
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190 | 44153 | jjdelcerro | "layer - String value with the name of a layer in the indicated view"
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191 | // "table - String value with the name of document table"
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192 | }, |
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193 | "DataStore"
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194 | ); |
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195 | } |
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196 | 43987 | jjdelcerro | |
197 | 44153 | jjdelcerro | @Override
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198 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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199 | Project project = currentProject.get(); |
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200 | switch (args.length) {
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201 | 44189 | jjdelcerro | case 1: |
202 | String tableName = getStr(args, 0); |
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203 | Document document = project.getDocument(tableName, TABLE_DOCUMENT_TYPENAME);
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204 | if (document == null) { |
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205 | 44243 | jjdelcerro | throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't locate table document '"+tableName+"'."); |
206 | // return null;
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207 | 44189 | jjdelcerro | } |
208 | if( document instanceof HasDataStore ) { |
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209 | return ((HasDataStore) document).getDataStore();
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210 | } |
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211 | 44243 | jjdelcerro | throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't get store from table document '"+tableName+"'."); |
212 | // return null;
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213 | 44189 | jjdelcerro | |
214 | 44153 | jjdelcerro | case 2: |
215 | 44243 | jjdelcerro | ViewDocument view; |
216 | 44153 | jjdelcerro | String viewName = getStr(args, 0); |
217 | 44243 | jjdelcerro | if( StringUtils.isBlank(viewName) ) {
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218 | view = (ViewDocument) project.getActiveDocument(ViewManager.TYPENAME); |
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219 | if (view == null) { |
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220 | throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't locate active View."); |
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221 | // return null;
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222 | } |
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223 | } else {
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224 | view = (ViewDocument) project.getDocument(viewName, ViewManager.TYPENAME); |
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225 | if (view == null) { |
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226 | throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't locate View '"+viewName+"'."); |
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227 | // return null;
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228 | } |
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229 | } |
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230 | 44153 | jjdelcerro | String layerName = getStr(args, 1); |
231 | 44243 | jjdelcerro | FLayer layer = view.getLayer(layerName); |
232 | if( layer == null ) { |
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233 | throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't locate layer '"+layerName+"' in View '"+viewName+"'."); |
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234 | 44153 | jjdelcerro | } |
235 | 44189 | jjdelcerro | if( layer instanceof HasDataStore ) { |
236 | return ((HasDataStore)layer).getDataStore();
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237 | 44153 | jjdelcerro | } |
238 | 44243 | jjdelcerro | throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't get the store from layer '"+layerName+"' in View '"+viewName+"'."); |
239 | // return null;
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240 | 44153 | jjdelcerro | } |
241 | return null; |
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242 | } |
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243 | |||
244 | } |
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245 | |||
246 | 44203 | jjdelcerro | private class FetchFunction extends AbstractFunction { |
247 | |||
248 | public FetchFunction() {
|
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249 | super(
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250 | 44338 | jjdelcerro | PROJECT_GROUP, |
251 | 44203 | jjdelcerro | FETCH_NAME, |
252 | Range.between(2, 4), |
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253 | "Access to the features of a table and retuen a list with the values.",
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254 | FETCH_NAME+"({{value}}, store, where, order)",
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255 | new String[]{ |
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256 | "value - value to retrieve from the store, usually an expression in the columns of this are involved.",
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257 | "store - data store from which values will be collected",
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258 | "where - Optional. String value with a filter expression",
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259 | "order - Optional. String value with the order. must be a string with the names of separate fields with commas"
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260 | }, |
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261 | "Object"
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262 | ); |
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263 | } |
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264 | |||
265 | @Override
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266 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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267 | Object value;
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268 | String where = null; |
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269 | String order = null; |
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270 | String expression_s = getStr(args, 0); |
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271 | FeatureStore store = (FeatureStore) getObject(args, 1);
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272 | switch (args.length) {
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273 | case 3: |
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274 | where = getStr(args, 2);
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275 | break;
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276 | case 4: |
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277 | where = getStr(args, 2);
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278 | order = getStr(args, 3);
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279 | break;
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280 | } |
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281 | try {
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282 | List<Feature> features;
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283 | if (where == null && order == null) { |
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284 | features = store.getFeatures(); |
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285 | } else {
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286 | FeatureQuery query = store.createFeatureQuery(); |
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287 | if (where != null) { |
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288 | query.addFilter(where); |
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289 | } |
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290 | if (order != null) { |
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291 | query.getOrder().add(order); |
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292 | } |
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293 | query.retrievesAllAttributes(); |
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294 | features = store.getFeatures(query); |
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295 | } |
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296 | UnmodifiableBasicList<Object> list = new ListOfFeaturesWrapper( |
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297 | features, |
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298 | interpreter.getSymbolTable(), |
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299 | expression_s |
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300 | ); |
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301 | return list;
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302 | } catch (Exception ex) { |
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303 | throw new ExpressionRuntimeException("Problems calling '"+FETCH_NAME+"' function", ex); |
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304 | } |
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305 | } |
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306 | } |
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307 | |||
308 | 44153 | jjdelcerro | private class FetchFirstFunction extends AbstractFunction { |
309 | |||
310 | public FetchFirstFunction() {
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311 | 43987 | jjdelcerro | super(
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312 | 44338 | jjdelcerro | PROJECT_GROUP, |
313 | 44153 | jjdelcerro | FETCH_FIRST_NAME, |
314 | Range.between(2, 4), |
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315 | 43987 | jjdelcerro | "Access to the first feature of the layer, and "
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316 | + "return the value of the attribute.",
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317 | 44153 | jjdelcerro | FETCH_FIRST_NAME+"({{value}}, store, where, order)",
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318 | 43987 | jjdelcerro | new String[]{ |
319 | 44153 | jjdelcerro | "value - value to retrieve from the store, usually an expression in the columns of this are involved.",
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320 | "store - data store from which values will be collected",
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321 | "where - Optional. String value with a filter expression",
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322 | "order - Optional. String value with the order. must be a string with the names of separate fields with commas"
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323 | 43987 | jjdelcerro | }, |
324 | "Object"
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325 | ); |
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326 | } |
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327 | |||
328 | @Override
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329 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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330 | 44189 | jjdelcerro | Object value;
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331 | 44153 | jjdelcerro | String where = null; |
332 | 43987 | jjdelcerro | String order = null; |
333 | 44153 | jjdelcerro | String expression_s = getStr(args, 0); |
334 | FeatureStore store = (FeatureStore) getObject(args, 1);
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335 | 44243 | jjdelcerro | if( store == null ) { |
336 | throw new ExpressionRuntimeException("Problems calling '"+FETCH_FIRST_NAME+"' function, the store is null."); |
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337 | } |
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338 | 43997 | jjdelcerro | switch (args.length) {
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339 | 44189 | jjdelcerro | case 3: |
340 | 44153 | jjdelcerro | where = getStr(args, 2);
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341 | break;
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342 | 43987 | jjdelcerro | case 4: |
343 | 44153 | jjdelcerro | where = getStr(args, 2);
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344 | order = getStr(args, 3);
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345 | 43987 | jjdelcerro | break;
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346 | } |
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347 | try {
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348 | FeatureSet set; |
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349 | 44153 | jjdelcerro | if (where == null && order == null) { |
350 | 43987 | jjdelcerro | set = store.getFeatureSet(); |
351 | } else {
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352 | FeatureQuery query = store.createFeatureQuery(); |
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353 | 44153 | jjdelcerro | if (where != null) { |
354 | query.addFilter(where); |
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355 | 43987 | jjdelcerro | } |
356 | 43997 | jjdelcerro | if (order != null) { |
357 | 43987 | jjdelcerro | query.getOrder().add(order); |
358 | } |
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359 | 44129 | jjdelcerro | query.retrievesAllAttributes(); |
360 | 43987 | jjdelcerro | set = store.getFeatureSet(query); |
361 | } |
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362 | Feature feature = set.first(); |
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363 | if (feature == null) { |
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364 | 44153 | jjdelcerro | return null; |
365 | 43987 | jjdelcerro | } |
366 | 44153 | jjdelcerro | DataManager dataManager = DALLocator.getDataManager(); |
367 | FeatureSymbolTable symbolTable = dataManager.createFeatureSymbolTable(); |
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368 | symbolTable.setFeature(feature); |
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369 | |||
370 | ExpressionEvaluatorManager expManager = ExpressionEvaluatorLocator.getManager(); |
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371 | Expression expression = expManager.createExpression();
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372 | expression.setPhrase(expression_s); |
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373 | value = expression.execute(symbolTable.createParent()); |
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374 | |||
375 | return value;
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376 | 43987 | jjdelcerro | } catch (Exception ex) { |
377 | 44189 | jjdelcerro | throw new ExpressionRuntimeException("Problems calling '"+FETCH_FIRST_NAME+"' function", ex); |
378 | 43987 | jjdelcerro | } |
379 | } |
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380 | 44153 | jjdelcerro | } |
381 | 43987 | jjdelcerro | |
382 | 44153 | jjdelcerro | private class FetchFirstSelectedFunction extends AbstractFunction { |
383 | |||
384 | public FetchFirstSelectedFunction() {
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385 | 44338 | jjdelcerro | super(
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386 | PROJECT_GROUP, |
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387 | 44153 | jjdelcerro | FETCH_FIRST_SELECTED_NAME, |
388 | Range.is(2),
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389 | "Access to the first feature of the selection.",
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390 | FETCH_FIRST_SELECTED_NAME+"({{value}}, store)",
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391 | new String[]{ |
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392 | "value - value to retrieve from the store, usually an expression in the columns of this are involved.",
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393 | "store - data store from which values will be collected"
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394 | }, |
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395 | "Object"
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396 | ); |
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397 | } |
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398 | |||
399 | @Override
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400 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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401 | String expression_s = getStr(args, 0); |
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402 | FeatureStore store = (FeatureStore) getObject(args, 1);
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403 | try {
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404 | FeatureSet set = store.getFeatureSelection(); |
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405 | Feature feature = set.first(); |
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406 | if (feature == null) { |
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407 | return null; |
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408 | } |
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409 | DataManager dataManager = DALLocator.getDataManager(); |
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410 | FeatureSymbolTable symbolTable = dataManager.createFeatureSymbolTable(); |
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411 | symbolTable.setFeature(feature); |
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412 | |||
413 | ExpressionEvaluatorManager expManager = ExpressionEvaluatorLocator.getManager(); |
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414 | Expression expression = expManager.createExpression();
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415 | expression.setPhrase(expression_s); |
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416 | Object value = expression.execute(symbolTable.createParent());
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417 | |||
418 | return value;
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419 | } catch (Exception ex) { |
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420 | 44189 | jjdelcerro | throw new ExpressionRuntimeException("Problems calling '"+FETCH_FIRST_SELECTED_NAME+"' function", ex); |
421 | 44153 | jjdelcerro | } |
422 | } |
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423 | 43987 | jjdelcerro | } |
424 | |||
425 | private class ViewFunction extends AbstractFunction { |
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426 | |||
427 | public ViewFunction() {
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428 | super(
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429 | 44338 | jjdelcerro | PROJECT_GROUP, |
430 | 43987 | jjdelcerro | "view",
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431 | Range.is(1),
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432 | "Access to the indicated view",
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433 | "view({{viewName}})",
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434 | new String[]{ |
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435 | "view - String value with the name of a view"
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436 | }, |
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437 | "DocumentView"
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438 | ); |
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439 | } |
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440 | |||
441 | @Override
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442 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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443 | String viewName = getStr(args, 0); |
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444 | Project project = currentProject.get(); |
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445 | ViewDocument view = (ViewDocument) project.getDocument(viewName, ViewManager.TYPENAME); |
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446 | return view;
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447 | } |
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448 | |||
449 | } |
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450 | |||
451 | 44025 | jjdelcerro | private class ViewBBoxFunction extends AbstractFunction { |
452 | |||
453 | public ViewBBoxFunction() {
|
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454 | super(
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455 | 44338 | jjdelcerro | PROJECT_GROUP, |
456 | 44025 | jjdelcerro | "viewbbox",
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457 | Range.is(0),
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458 | "Return the BBox of the active view.",
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459 | "viewbbox()",
|
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460 | null,
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461 | "Geometry"
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462 | ); |
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463 | } |
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464 | |||
465 | @Override
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466 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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467 | return currentViewEnvelope.get();
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468 | } |
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469 | |||
470 | } |
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471 | |||
472 | 44035 | jjdelcerro | |
473 | private class SavedPointFunction extends AbstractFunction { |
||
474 | |||
475 | public SavedPointFunction() {
|
||
476 | super(
|
||
477 | 44338 | jjdelcerro | PROJECT_GROUP, |
478 | 44035 | jjdelcerro | "savedpoint",
|
479 | Range.is(1),
|
||
480 | "Return the value of the saved point with the name indicated.\n"
|
||
481 | + "If the named point do not exists return null.",
|
||
482 | "savedpoint({{name}})",
|
||
483 | new String[]{ |
||
484 | "name - String value with the name of the point"
|
||
485 | }, |
||
486 | "Geometry"
|
||
487 | ); |
||
488 | } |
||
489 | |||
490 | @Override
|
||
491 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
||
492 | TemporaryStorageManager manager = TemporaryStorageLocator.getTemporaryStorageManager(); |
||
493 | TemporaryStorageGroup storage = manager.create("Points",Point.class); |
||
494 | Geometry value = (Geometry) storage.get(getStr(args, 0));
|
||
495 | return value;
|
||
496 | } |
||
497 | |||
498 | } |
||
499 | |||
500 | 44129 | jjdelcerro | private class AreaFunction extends AbstractFunction { |
501 | |||
502 | 43997 | jjdelcerro | public AreaFunction() {
|
503 | super(
|
||
504 | 44338 | jjdelcerro | PROJECT_GROUP, |
505 | 44129 | jjdelcerro | AREA_NAME, |
506 | 43999 | jjdelcerro | Range.between(2,3), |
507 | 43997 | jjdelcerro | "Calculate the area of the geometry in the indicated units",
|
508 | 44129 | jjdelcerro | AREA_NAME+"({{geometry}}, 'm?')",
|
509 | 43997 | jjdelcerro | new String[]{ |
510 | "geometry - Geometry",
|
||
511 | 43999 | jjdelcerro | "Projection - Optional. Projection of the geometry or a string with the projection name",
|
512 | 43997 | jjdelcerro | "units - String value with the name the units to use"
|
513 | }, |
||
514 | "Double"
|
||
515 | ); |
||
516 | } |
||
517 | |||
518 | @Override
|
||
519 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
||
520 | 43999 | jjdelcerro | int units = 0; |
521 | IProjection proj = null;
|
||
522 | 43997 | jjdelcerro | Geometry geom = getGeom(args, 0);
|
523 | 43999 | jjdelcerro | switch( args.length ) {
|
524 | case 2: |
||
525 | 44207 | jjdelcerro | units = getUnitsArea(args, 1);
|
526 | 43999 | jjdelcerro | break;
|
527 | case 3: |
||
528 | proj = getProjection(args, 1);
|
||
529 | 44207 | jjdelcerro | units = getUnitsArea(args, 2);
|
530 | 43999 | jjdelcerro | break;
|
531 | } |
||
532 | 43997 | jjdelcerro | if (proj == null) { |
533 | proj = geom.getProjection(); |
||
534 | } |
||
535 | AreaAndPerimeterCalculator calculator = new AreaAndPerimeterCalculator();
|
||
536 | double area = calculator.area(geom, proj, units);
|
||
537 | return area;
|
||
538 | } |
||
539 | } |
||
540 | |||
541 | private class PerimeterFunction extends AbstractFunction { |
||
542 | |||
543 | public PerimeterFunction() {
|
||
544 | super(
|
||
545 | 44338 | jjdelcerro | PROJECT_GROUP, |
546 | 44129 | jjdelcerro | PERIMETER_NAME, |
547 | 43999 | jjdelcerro | Range.between(2,3), |
548 | 43997 | jjdelcerro | "Calculate the perimeter of the geometry in the indicated units",
|
549 | 44129 | jjdelcerro | PERIMETER_NAME+"({{geometry}}, 'm')",
|
550 | 43997 | jjdelcerro | new String[]{ |
551 | "geometry - Geometry",
|
||
552 | 43999 | jjdelcerro | "Projection - Optional. Projection of the geometry or a string with the projection name",
|
553 | 43997 | jjdelcerro | "units - String value with the name the units to use"
|
554 | }, |
||
555 | "Double"
|
||
556 | ); |
||
557 | } |
||
558 | |||
559 | @Override
|
||
560 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
||
561 | 43999 | jjdelcerro | int units = 0; |
562 | IProjection proj = null;
|
||
563 | 43997 | jjdelcerro | Geometry geom = getGeom(args, 0);
|
564 | 43999 | jjdelcerro | switch( args.length ) {
|
565 | case 2: |
||
566 | 44207 | jjdelcerro | units = getUnitsArea(args, 1);
|
567 | 43999 | jjdelcerro | break;
|
568 | case 3: |
||
569 | proj = getProjection(args, 1);
|
||
570 | 44207 | jjdelcerro | units = getUnitsArea(args, 2);
|
571 | 43999 | jjdelcerro | break;
|
572 | } |
||
573 | 43997 | jjdelcerro | if (proj == null) { |
574 | proj = geom.getProjection(); |
||
575 | } |
||
576 | AreaAndPerimeterCalculator calculator = new AreaAndPerimeterCalculator();
|
||
577 | double area = calculator.perimeter(geom, proj, units);
|
||
578 | return area;
|
||
579 | } |
||
580 | } |
||
581 | |||
582 | 43987 | jjdelcerro | private class PropertyFunction extends AbstractFunction { |
583 | |||
584 | public PropertyFunction() {
|
||
585 | super(
|
||
586 | 44338 | jjdelcerro | PROJECT_GROUP, |
587 | 43987 | jjdelcerro | "property",
|
588 | Range.between(2, 3), |
||
589 | "Access to a property value in a properties file. If the"
|
||
590 | + "indicated filename is not absolute, access it relative"
|
||
591 | + "to the project.",
|
||
592 | "property({{filename}}, name, defaultValue)",
|
||
593 | new String[]{ |
||
594 | "filename - String value with the name of the properties file",
|
||
595 | "name - String value with the name of the property to retrieve from the file",
|
||
596 | "defaultValue - Optional. Default value if can't access the file or the property",},
|
||
597 | "String"
|
||
598 | ); |
||
599 | } |
||
600 | |||
601 | @Override
|
||
602 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
||
603 | String filename = getStr(args, 0); |
||
604 | String name = getStr(args, 1); |
||
605 | String defaultValue = null; |
||
606 | if (args.length == 3) { |
||
607 | defaultValue = getStr(args, 2);
|
||
608 | } |
||
609 | |||
610 | File file = new File(filename); |
||
611 | if (!file.isAbsolute()) {
|
||
612 | Project project = currentProject.get(); |
||
613 | if (project.getFile() == null) { |
||
614 | return defaultValue;
|
||
615 | } |
||
616 | file = new File(project.getFile().getParent(), filename); |
||
617 | } |
||
618 | Map<File, Properties> x = propertiesFiles.get(); |
||
619 | Properties properties = x.get(file);
|
||
620 | if (properties == null) { |
||
621 | properties = new Properties(); |
||
622 | FileInputStream in = null; |
||
623 | try {
|
||
624 | in = new FileInputStream(file); |
||
625 | properties.load(in); |
||
626 | } catch (Exception ex) { |
||
627 | return defaultValue;
|
||
628 | } finally {
|
||
629 | IOUtils.closeQuietly(in); |
||
630 | } |
||
631 | x.put(file, properties); |
||
632 | } |
||
633 | String value = properties.getProperty(name, defaultValue);
|
||
634 | return value;
|
||
635 | } |
||
636 | |||
637 | } |
||
638 | |||
639 | ProjectValue currentProject = new ProjectValue();
|
||
640 | 44025 | jjdelcerro | CurrentViewValue currentView = new CurrentViewValue();
|
641 | CurrentViewEnvelopeValue currentViewEnvelope = new CurrentViewEnvelopeValue();
|
||
642 | 43987 | jjdelcerro | PropertiesValue propertiesFiles = new PropertiesValue();
|
643 | |||
644 | @SuppressWarnings("OverridableMethodCallInConstructor") |
||
645 | public ProjectSymbolTable() {
|
||
646 | 44129 | jjdelcerro | super(NAME);
|
647 | 43987 | jjdelcerro | this.addFunction(new CurrentProjectFunction()); |
648 | 44153 | jjdelcerro | this.addFunction(new StoreFunction()); |
649 | 44203 | jjdelcerro | this.addFunction(new FetchFunction()); |
650 | 44153 | jjdelcerro | this.addFunction(new FetchFirstFunction()); |
651 | this.addFunction(new FetchFirstSelectedFunction()); |
||
652 | 43987 | jjdelcerro | this.addFunction(new ViewFunction()); |
653 | 44025 | jjdelcerro | this.addFunction(new ViewBBoxFunction()); |
654 | 43987 | jjdelcerro | this.addFunction(new PropertyFunction()); |
655 | 43997 | jjdelcerro | this.addFunction(new AreaFunction()); |
656 | this.addFunction(new PerimeterFunction()); |
||
657 | 44035 | jjdelcerro | this.addFunction(new SavedPointFunction()); |
658 | 44338 | jjdelcerro | this.addFunction(new ApplicationFunction()); |
659 | 43987 | jjdelcerro | } |
660 | |||
661 | 43997 | jjdelcerro | private MapContext getMapContext(Feature feature) {
|
662 | FeatureStore store = feature.getStore(); |
||
663 | Project project = ProjectManager.getInstance().getCurrentProject(); |
||
664 | project.getDocuments(ViewManager.TYPENAME); |
||
665 | for (Document document : project.getDocuments(ViewManager.TYPENAME)) { |
||
666 | ViewDocument view = (ViewDocument) document; |
||
667 | MapContext mapContext = view.getMapContext(); |
||
668 | FLayer layer = getLayer(mapContext, store); |
||
669 | if (layer != null) { |
||
670 | return mapContext;
|
||
671 | } |
||
672 | } |
||
673 | return null; |
||
674 | } |
||
675 | |||
676 | private FLayer getLayer(MapContext mapContext, FeatureStore store) {
|
||
677 | Iterator<FLayer> it = mapContext.deepiterator();
|
||
678 | while (it.hasNext()) {
|
||
679 | FLayer layer = it.next(); |
||
680 | if (layer instanceof FLyrVect) { |
||
681 | FeatureStore layer_store = ((FLyrVect) layer).getFeatureStore(); |
||
682 | if (layer_store == store) {
|
||
683 | return layer;
|
||
684 | } |
||
685 | } |
||
686 | } |
||
687 | return null; |
||
688 | } |
||
689 | |||
690 | private IProjection getProjection(Object[] args, int i) { |
||
691 | Object value = args[i];
|
||
692 | if (value == null) { |
||
693 | return null; |
||
694 | } |
||
695 | if (value instanceof IProjection) { |
||
696 | return (IProjection) value;
|
||
697 | } |
||
698 | String code = value.toString();
|
||
699 | return CRSFactory.getCRS(code);
|
||
700 | } |
||
701 | |||
702 | 44207 | jjdelcerro | private int getUnitsArea(Object[] args, int i) { |
703 | 43997 | jjdelcerro | Object value = args[i];
|
704 | if (value == null) { |
||
705 | throw new IllegalArgumentException("Illegal unit value 'null'"); |
||
706 | } |
||
707 | if (value instanceof Number) { |
||
708 | return ((Number) value).intValue(); |
||
709 | } |
||
710 | String name = value.toString();
|
||
711 | String[] names = MapContext.getAreaAbbr(); |
||
712 | for (int j = 0; j < names.length; j++) { |
||
713 | if (name.equalsIgnoreCase(names[j])) {
|
||
714 | return j;
|
||
715 | } |
||
716 | } |
||
717 | names = MapContext.getAreaNames(); |
||
718 | for (int j = 0; j < names.length; j++) { |
||
719 | if (name.equalsIgnoreCase(names[j])) {
|
||
720 | return j;
|
||
721 | } |
||
722 | } |
||
723 | throw new IllegalArgumentException("Illegal unit name '" + name + "'"); |
||
724 | } |
||
725 | |||
726 | 44207 | jjdelcerro | private int getUnitsDistance(Object[] args, int i) { |
727 | Object value = args[i];
|
||
728 | if (value == null) { |
||
729 | throw new IllegalArgumentException("Illegal unit value 'null'"); |
||
730 | } |
||
731 | if (value instanceof Number) { |
||
732 | return ((Number) value).intValue(); |
||
733 | } |
||
734 | String name = value.toString();
|
||
735 | String[] names = MapContext.getDistanceAbbr(); |
||
736 | for (int j = 0; j < names.length; j++) { |
||
737 | if (name.equalsIgnoreCase(names[j])) {
|
||
738 | return j;
|
||
739 | } |
||
740 | } |
||
741 | names = MapContext.getDistanceNames(); |
||
742 | for (int j = 0; j < names.length; j++) { |
||
743 | if (name.equalsIgnoreCase(names[j])) {
|
||
744 | return j;
|
||
745 | } |
||
746 | } |
||
747 | throw new IllegalArgumentException("Illegal unit name '" + name + "'"); |
||
748 | } |
||
749 | |||
750 | 43987 | jjdelcerro | } |