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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package org.gvsig.app.project.symboltables; |
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|
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.Properties; |
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import org.apache.commons.io.IOUtils; |
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import org.apache.commons.lang3.Range; |
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import org.apache.commons.lang3.StringUtils; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.app.ApplicationLocator; |
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import org.gvsig.app.ApplicationManager; |
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import org.gvsig.app.project.Project; |
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import org.gvsig.app.project.ProjectManager; |
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import org.gvsig.app.project.documents.Document; |
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import org.gvsig.app.project.documents.view.ViewDocument; |
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import org.gvsig.app.project.documents.view.ViewManager; |
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import org.gvsig.expressionevaluator.Expression; |
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import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
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import org.gvsig.expressionevaluator.ExpressionEvaluatorManager; |
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import org.gvsig.expressionevaluator.ExpressionRuntimeException; |
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import org.gvsig.expressionevaluator.Interpreter; |
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import org.gvsig.expressionevaluator.spi.AbstractFunction; |
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import org.gvsig.expressionevaluator.spi.AbstractSymbolTable; |
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import org.gvsig.fmap.crs.CRSFactory; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataManager; |
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import org.gvsig.fmap.dal.HasDataStore; |
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import org.gvsig.fmap.dal.expressionevaluator.FeatureSymbolTable; |
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureQuery; |
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import org.gvsig.fmap.dal.feature.FeatureSet; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.mapcontext.MapContext; |
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import org.gvsig.fmap.mapcontext.layers.FLayer; |
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import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect; |
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import org.gvsig.fmap.mapcontrol.AreaAndPerimeterCalculator; |
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import org.gvsig.temporarystorage.TemporaryStorageGroup; |
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import org.gvsig.temporarystorage.TemporaryStorageLocator; |
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import org.gvsig.temporarystorage.TemporaryStorageManager; |
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import org.gvsig.tools.util.UnmodifiableBasicList; |
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|
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/**
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*
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* @author jjdelcerro
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*/
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@SuppressWarnings("UseSpecificCatch") |
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public class ProjectSymbolTable extends AbstractSymbolTable { |
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public static final String PROJECT_GROUP = "Project"; |
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|
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public static final String AREA_NAME = "AREA"; |
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public static final String PERIMETER_NAME = "PERIMETER"; |
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public static final String STORE_NAME = "STORE"; |
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public static final String FETCH_FIRST_NAME = "FETCH_FIRST"; |
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public static final String FETCH_FIRST_SELECTED_NAME = "FETCH_FIRST_SELECTED"; |
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public static final String FETCH_NAME = "FETCH"; |
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public static final String APPLICATION_NAME = "APPLICATION"; |
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|
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static final String NAME = "Project"; |
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|
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private static final String TABLE_DOCUMENT_TYPENAME = "project.document.table"; |
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|
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private abstract class CachedValue<T> { |
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|
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T value = null;
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long lastAccess = 0; |
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protected abstract void reload(); |
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|
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public boolean isExpired() { |
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long now = System.currentTimeMillis(); |
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return now - lastAccess > 3000; |
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} |
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|
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public T get() {
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if (isExpired()) {
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reload(); |
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} |
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lastAccess = System.currentTimeMillis();
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return value;
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} |
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} |
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|
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private class ProjectValue extends CachedValue<Project> { |
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@Override
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protected void reload() { |
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value = ProjectManager.getInstance().getCurrentProject(); |
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} |
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|
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} |
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|
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private class CurrentViewValue extends CachedValue<ViewDocument> { |
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|
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@Override
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protected void reload() { |
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ApplicationManager application = ApplicationLocator.getManager(); |
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ViewDocument viewdoc = (ViewDocument) application.getActiveDocument(ViewManager.TYPENAME); |
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value = viewdoc; |
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} |
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|
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} |
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|
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private class CurrentViewEnvelopeValue extends CachedValue<Geometry> { |
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|
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@Override
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protected void reload() { |
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ApplicationManager application = ApplicationLocator.getManager(); |
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ViewDocument viewdoc = (ViewDocument) application.getActiveDocument(ViewManager.TYPENAME); |
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if( viewdoc == null ) { |
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value = null;
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return;
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} |
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value = viewdoc.getMapContext().getViewPort().getEnvelope().getGeometry(); |
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} |
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|
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} |
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|
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private class PropertiesValue extends CachedValue<Map<File, Properties>> { |
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|
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@Override
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protected void reload() { |
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value = new HashMap<>(); |
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} |
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} |
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|
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private class CurrentProjectFunction extends AbstractFunction { |
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public CurrentProjectFunction() {
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super(
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PROJECT_GROUP, |
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"project",
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Range.is(0),
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"Access to the current project loaded in gvSIG desktop.\n",
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"project()",
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null,
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"Project"
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); |
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} |
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|
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@Override
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public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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return currentProject.get();
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} |
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|
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} |
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private class ApplicationFunction extends AbstractFunction { |
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public ApplicationFunction() {
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super(
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PROJECT_GROUP, |
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APPLICATION_NAME, |
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Range.is(0),
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"Access to the Application object.\n",
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APPLICATION_NAME+"()",
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null,
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"ApplicationManager"
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); |
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} |
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@Override
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public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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return ApplicationLocator.getApplicationManager();
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} |
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|
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} |
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private class StoreFunction extends AbstractFunction { |
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public StoreFunction() {
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super(
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PROJECT_GROUP, |
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STORE_NAME, |
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Range.is(2), // Range.between(1, 2), |
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"Return the data store associated with a layer.", // or a table.\n" + |
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// "If receive a single parameter, it will correspond to " +
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// "the name of a table-type document, and it will return " +
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// "your data store. If you receive two parameters, you expect " +
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// "to be the name of a view and a layer of it, returning the " +
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// "data store of the layer.",
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STORE_NAME+"({{view}}, layer)",
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new String[]{ |
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"view - String value with the name of a view, if view is null use current View.",
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"layer - String value with the name of a layer in the indicated view"
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// "table - String value with the name of document table"
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}, |
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"DataStore"
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); |
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} |
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@Override
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public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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Project project = currentProject.get(); |
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switch (args.length) {
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case 1: |
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String tableName = getStr(args, 0); |
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Document document = project.getDocument(tableName, TABLE_DOCUMENT_TYPENAME);
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if (document == null) { |
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throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't locate table document '"+tableName+"'."); |
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// return null;
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} |
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if( document instanceof HasDataStore ) { |
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return ((HasDataStore) document).getDataStore();
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} |
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throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't get store from table document '"+tableName+"'."); |
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// return null;
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case 2: |
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ViewDocument view; |
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String viewName = getStr(args, 0); |
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if( StringUtils.isBlank(viewName) ) {
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view = (ViewDocument) project.getActiveDocument(ViewManager.TYPENAME); |
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if (view == null) { |
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throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't locate active View."); |
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// return null;
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} |
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} else {
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view = (ViewDocument) project.getDocument(viewName, ViewManager.TYPENAME); |
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if (view == null) { |
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throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't locate View '"+viewName+"'."); |
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// return null;
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} |
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} |
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String layerName = getStr(args, 1); |
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FLayer layer = view.getLayer(layerName); |
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if( layer == null ) { |
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throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't locate layer '"+layerName+"' in View '"+viewName+"'."); |
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} |
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if( layer instanceof HasDataStore ) { |
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return ((HasDataStore)layer).getDataStore();
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} |
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throw new ExpressionRuntimeException("Problems calling '"+STORE_NAME+"' function, can't get the store from layer '"+layerName+"' in View '"+viewName+"'."); |
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// return null;
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} |
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return null; |
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} |
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|
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} |
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|
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private class FetchFunction extends AbstractFunction { |
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public FetchFunction() {
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super(
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PROJECT_GROUP, |
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FETCH_NAME, |
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Range.between(2, 4), |
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"Access to the features of a table and retuen a list with the values.",
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FETCH_NAME+"({{value}}, store, where, order)",
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new String[]{ |
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"value - value to retrieve from the store, usually an expression in the columns of this are involved.",
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"store - data store from which values will be collected",
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"where - Optional. String value with a filter expression",
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"order - Optional. String value with the order. must be a string with the names of separate fields with commas"
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}, |
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"Object"
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); |
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} |
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|
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@Override
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public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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Object value;
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String where = null; |
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String order = null; |
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String expression_s = getStr(args, 0); |
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FeatureStore store = (FeatureStore) getObject(args, 1);
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switch (args.length) {
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case 3: |
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where = getStr(args, 2);
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break;
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case 4: |
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where = getStr(args, 2);
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order = getStr(args, 3);
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break;
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} |
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try {
|
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List<Feature> features;
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if (where == null && order == null) { |
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features = store.getFeatures(); |
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} else {
|
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FeatureQuery query = store.createFeatureQuery(); |
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if (where != null) { |
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query.addFilter(where); |
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} |
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if (order != null) { |
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query.getOrder().add(order); |
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} |
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query.retrievesAllAttributes(); |
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features = store.getFeatures(query); |
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} |
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UnmodifiableBasicList<Object> list = new ListOfFeaturesWrapper( |
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features, |
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interpreter.getSymbolTable(), |
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expression_s |
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); |
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return list;
|
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} catch (Exception ex) { |
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throw new ExpressionRuntimeException("Problems calling '"+FETCH_NAME+"' function", ex); |
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} |
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} |
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} |
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|
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private class FetchFirstFunction extends AbstractFunction { |
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|
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public FetchFirstFunction() {
|
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super(
|
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PROJECT_GROUP, |
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FETCH_FIRST_NAME, |
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Range.between(2, 4), |
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"Access to the first feature of the layer, and "
|
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+ "return the value of the attribute.",
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FETCH_FIRST_NAME+"({{value}}, store, where, order)",
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new String[]{ |
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"value - value to retrieve from the store, usually an expression in the columns of this are involved.",
|
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"store - data store from which values will be collected",
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"where - Optional. String value with a filter expression",
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"order - Optional. String value with the order. must be a string with the names of separate fields with commas"
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}, |
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"Object"
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); |
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} |
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|
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@Override
|
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public Object call(Interpreter interpreter, Object[] args) throws Exception { |
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Object value;
|
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String where = null; |
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String order = null; |
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String expression_s = getStr(args, 0); |
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FeatureStore store = (FeatureStore) getObject(args, 1);
|
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if( store == null ) { |
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throw new ExpressionRuntimeException("Problems calling '"+FETCH_FIRST_NAME+"' function, the store is null."); |
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} |
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switch (args.length) {
|
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case 3: |
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where = getStr(args, 2);
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break;
|
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case 4: |
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where = getStr(args, 2);
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order = getStr(args, 3);
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break;
|
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} |
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try {
|
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FeatureSet set; |
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if (where == null && order == null) { |
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set = store.getFeatureSet(); |
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} else {
|
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FeatureQuery query = store.createFeatureQuery(); |
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if (where != null) { |
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query.addFilter(where); |
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} |
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if (order != null) { |
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query.getOrder().add(order); |
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} |
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query.retrievesAllAttributes(); |
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set = store.getFeatureSet(query); |
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} |
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Feature feature = set.first(); |
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if (feature == null) { |
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return null; |
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} |
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DataManager dataManager = DALLocator.getDataManager(); |
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FeatureSymbolTable symbolTable = dataManager.createFeatureSymbolTable(); |
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symbolTable.setFeature(feature); |
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|
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ExpressionEvaluatorManager expManager = ExpressionEvaluatorLocator.getManager(); |
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Expression expression = expManager.createExpression();
|
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expression.setPhrase(expression_s); |
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value = expression.execute(symbolTable.createParent()); |
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|
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return value;
|
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} catch (Exception ex) { |
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throw new ExpressionRuntimeException("Problems calling '"+FETCH_FIRST_NAME+"' function", ex); |
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} |
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} |
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} |
381 |
|
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private class FetchFirstSelectedFunction extends AbstractFunction { |
383 |
|
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public FetchFirstSelectedFunction() {
|
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super(
|
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PROJECT_GROUP, |
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FETCH_FIRST_SELECTED_NAME, |
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Range.is(2),
|
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"Access to the first feature of the selection.",
|
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FETCH_FIRST_SELECTED_NAME+"({{value}}, store)",
|
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new String[]{ |
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"value - value to retrieve from the store, usually an expression in the columns of this are involved.",
|
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"store - data store from which values will be collected"
|
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}, |
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"Object"
|
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); |
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} |
398 |
|
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@Override
|
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public Object call(Interpreter interpreter, Object[] args) throws Exception { |
401 |
String expression_s = getStr(args, 0); |
402 |
FeatureStore store = (FeatureStore) getObject(args, 1);
|
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try {
|
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FeatureSet set = store.getFeatureSelection(); |
405 |
Feature feature = set.first(); |
406 |
if (feature == null) { |
407 |
return null; |
408 |
} |
409 |
DataManager dataManager = DALLocator.getDataManager(); |
410 |
FeatureSymbolTable symbolTable = dataManager.createFeatureSymbolTable(); |
411 |
symbolTable.setFeature(feature); |
412 |
|
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ExpressionEvaluatorManager expManager = ExpressionEvaluatorLocator.getManager(); |
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Expression expression = expManager.createExpression();
|
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expression.setPhrase(expression_s); |
416 |
Object value = expression.execute(symbolTable.createParent());
|
417 |
|
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return value;
|
419 |
} catch (Exception ex) { |
420 |
throw new ExpressionRuntimeException("Problems calling '"+FETCH_FIRST_SELECTED_NAME+"' function", ex); |
421 |
} |
422 |
} |
423 |
} |
424 |
|
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private class ViewFunction extends AbstractFunction { |
426 |
|
427 |
public ViewFunction() {
|
428 |
super(
|
429 |
PROJECT_GROUP, |
430 |
"view",
|
431 |
Range.is(1),
|
432 |
"Access to the indicated view",
|
433 |
"view({{viewName}})",
|
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new String[]{ |
435 |
"view - String value with the name of a view"
|
436 |
}, |
437 |
"DocumentView"
|
438 |
); |
439 |
} |
440 |
|
441 |
@Override
|
442 |
public Object call(Interpreter interpreter, Object[] args) throws Exception { |
443 |
String viewName = getStr(args, 0); |
444 |
Project project = currentProject.get(); |
445 |
ViewDocument view = (ViewDocument) project.getDocument(viewName, ViewManager.TYPENAME); |
446 |
return view;
|
447 |
} |
448 |
|
449 |
} |
450 |
|
451 |
private class ViewBBoxFunction extends AbstractFunction { |
452 |
|
453 |
public ViewBBoxFunction() {
|
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super(
|
455 |
PROJECT_GROUP, |
456 |
"viewbbox",
|
457 |
Range.is(0),
|
458 |
"Return the BBox of the active view.",
|
459 |
"viewbbox()",
|
460 |
null,
|
461 |
"Geometry"
|
462 |
); |
463 |
} |
464 |
|
465 |
@Override
|
466 |
public Object call(Interpreter interpreter, Object[] args) throws Exception { |
467 |
return currentViewEnvelope.get();
|
468 |
} |
469 |
|
470 |
} |
471 |
|
472 |
|
473 |
private class SavedPointFunction extends AbstractFunction { |
474 |
|
475 |
public SavedPointFunction() {
|
476 |
super(
|
477 |
PROJECT_GROUP, |
478 |
"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 |
private class AreaFunction extends AbstractFunction { |
501 |
|
502 |
public AreaFunction() {
|
503 |
super(
|
504 |
PROJECT_GROUP, |
505 |
AREA_NAME, |
506 |
Range.between(2,3), |
507 |
"Calculate the area of the geometry in the indicated units",
|
508 |
AREA_NAME+"({{geometry}}, 'm?')",
|
509 |
new String[]{ |
510 |
"geometry - Geometry",
|
511 |
"Projection - Optional. Projection of the geometry or a string with the projection name",
|
512 |
"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 |
int units = 0; |
521 |
IProjection proj = null;
|
522 |
Geometry geom = getGeom(args, 0);
|
523 |
switch( args.length ) {
|
524 |
case 2: |
525 |
units = getUnitsArea(args, 1);
|
526 |
break;
|
527 |
case 3: |
528 |
proj = getProjection(args, 1);
|
529 |
units = getUnitsArea(args, 2);
|
530 |
break;
|
531 |
} |
532 |
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 |
PROJECT_GROUP, |
546 |
PERIMETER_NAME, |
547 |
Range.between(2,3), |
548 |
"Calculate the perimeter of the geometry in the indicated units",
|
549 |
PERIMETER_NAME+"({{geometry}}, 'm')",
|
550 |
new String[]{ |
551 |
"geometry - Geometry",
|
552 |
"Projection - Optional. Projection of the geometry or a string with the projection name",
|
553 |
"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 |
int units = 0; |
562 |
IProjection proj = null;
|
563 |
Geometry geom = getGeom(args, 0);
|
564 |
switch( args.length ) {
|
565 |
case 2: |
566 |
units = getUnitsArea(args, 1);
|
567 |
break;
|
568 |
case 3: |
569 |
proj = getProjection(args, 1);
|
570 |
units = getUnitsArea(args, 2);
|
571 |
break;
|
572 |
} |
573 |
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 |
private class PropertyFunction extends AbstractFunction { |
583 |
|
584 |
public PropertyFunction() {
|
585 |
super(
|
586 |
PROJECT_GROUP, |
587 |
"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 |
CurrentViewValue currentView = new CurrentViewValue();
|
641 |
CurrentViewEnvelopeValue currentViewEnvelope = new CurrentViewEnvelopeValue();
|
642 |
PropertiesValue propertiesFiles = new PropertiesValue();
|
643 |
|
644 |
@SuppressWarnings("OverridableMethodCallInConstructor") |
645 |
public ProjectSymbolTable() {
|
646 |
super(NAME);
|
647 |
this.addFunction(new CurrentProjectFunction()); |
648 |
this.addFunction(new StoreFunction()); |
649 |
this.addFunction(new FetchFunction()); |
650 |
this.addFunction(new FetchFirstFunction()); |
651 |
this.addFunction(new FetchFirstSelectedFunction()); |
652 |
this.addFunction(new ViewFunction()); |
653 |
this.addFunction(new ViewBBoxFunction()); |
654 |
this.addFunction(new PropertyFunction()); |
655 |
this.addFunction(new AreaFunction()); |
656 |
this.addFunction(new PerimeterFunction()); |
657 |
this.addFunction(new SavedPointFunction()); |
658 |
this.addFunction(new ApplicationFunction()); |
659 |
} |
660 |
|
661 |
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 |
private int getUnitsArea(Object[] args, int i) { |
703 |
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 |
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 |
} |