svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.swing / org.gvsig.expressionevaluator.swing.impl / src / main / java / org / gvsig / expressionevaluator / swing / impl / DefaultExpressionBuilderConfig.java @ 44037
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package org.gvsig.expressionevaluator.swing.impl; |
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import java.util.Collection; |
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import java.util.Collections; |
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import java.util.HashMap; |
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import java.util.List; |
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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.SymbolTable; |
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import org.gvsig.expressionevaluator.swing.Element; |
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import org.gvsig.expressionevaluator.swing.ElementFactory; |
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import org.gvsig.expressionevaluator.swing.ExpressionBuilderConfig; |
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import org.gvsig.expressionevaluator.swing.ExpressionEvaluatorSwingManager; |
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/**
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*
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* @author jjdelcerro
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*/
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public class DefaultExpressionBuilderConfig |
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implements ExpressionBuilderConfig {
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private List<Element> elements; |
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private int limit; |
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private HashMap<String, SymbolTable> symbolTables; |
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private final ExpressionEvaluatorSwingManager manager; |
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private boolean scriptsEnabled = true; |
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public DefaultExpressionBuilderConfig(ExpressionEvaluatorSwingManager manager) {
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this.manager = manager;
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this.limit = 6; |
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initSymbolTables(); |
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} |
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private void initSymbolTables() { |
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ExpressionEvaluatorManager theManager = ExpressionEvaluatorLocator.getManager(); |
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for (SymbolTable symbolTable : theManager.getSymbolTables()) {
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if (theManager.isAutoload(symbolTable)) {
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this.addSymbolTable(symbolTable);
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} |
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} |
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} |
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@Override
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public List<Element> getElements() { |
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if (this.elements == null) { |
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this.elements = manager.createElements(this.getSymbolTables()); |
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for (ElementFactory factory : manager.getElementFactories()) {
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if (factory.isAutoload()) {
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Element e = factory.createElement();
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this.elements.add(e);
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} |
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} |
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} |
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return Collections.unmodifiableList(elements); |
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} |
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@Override
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public void addElement(Element element) { |
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if( element==null ) { |
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return;
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} |
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this.getElements(); // Forzamos a crear la lista de elementos |
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for (Element theElement : this.elements) { |
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if (theElement.getName().equalsIgnoreCase(element.getName())) {
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return;
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} |
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} |
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this.elements.add(element);
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} |
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@Override
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public Collection<SymbolTable> getSymbolTables() { |
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return Collections.unmodifiableCollection(this.symbolTables.values()); |
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} |
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@Override
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public void addSymbolTable(String name) { |
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ExpressionEvaluatorManager theManager = ExpressionEvaluatorLocator.getManager(); |
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SymbolTable symbolTable = theManager.getSymbolTable(name); |
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if (symbolTable == null) { |
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throw new IllegalArgumentException("Can't locate symbol table '" + name + "'."); |
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} |
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addSymbolTable(symbolTable); |
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} |
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@Override
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public void addSymbolTable(SymbolTable symbolTable) { |
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if (symbolTable == null) { |
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return;
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} |
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if (this.elements != null) { |
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throw new IllegalStateException("Can not add symbol tables once the elements are built."); |
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} |
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if (this.symbolTables == null) { |
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this.symbolTables = new HashMap<>(); |
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} |
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this.symbolTables.put(symbolTable.getName(), symbolTable);
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} |
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@Override
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public void removeAllSymbolTables() { |
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this.symbolTables.clear();
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} |
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@Override
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public int getSimpleElementsLimit() { |
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return this.limit; |
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} |
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@Override
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public void setSimpleElementsLimit(int limit) { |
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this.limit = limit;
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} |
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@Override
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public void removeSymbolTable(String name) { |
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this.symbolTables.remove(name);
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} |
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@Override
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public void setScriptsEnabled(boolean enabled) { |
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this.scriptsEnabled = enabled;
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} |
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@Override
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public boolean getScriptsEnabled() { |
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return this.scriptsEnabled; |
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} |
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} |