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The source code/* * Sun Public License Notice * * The contents of this file are subject to the Sun Public License * Version 1.0 (the "License"). You may not use this file except in * compliance with the License. A copy of the License is available at * http://www.sun.com/ * * The Original Code is NetBeans. The Initial Developer of the Original * Code is Sun Microsystems, Inc. Portions Copyright 1997-2000 Sun * Microsystems, Inc. All Rights Reserved. */ package org.netbeans.modules.xml.spi.model; import java.util.Enumeration; import org.w3c.dom.*; import org.netbeans.modules.xml.api.model.*; /** * This query always returns an empty result from all its query methods. * * @author Petr Kuzel */ public class EmptyQuery implements GrammarQuery { /** * Shared instance. */ public static final GrammarQuery INSTANCE = new EmptyQuery(); // inherit JavaDoc from interface description public Enumeration queryEntities(String prefix) { return org.openide.util.Enumerations.empty(); } public Enumeration queryAttributes(HintContext ctx) { return org.openide.util.Enumerations.empty(); } public Enumeration queryElements(HintContext ctx) { return org.openide.util.Enumerations.empty(); } public Enumeration queryNotations(String prefix) { return org.openide.util.Enumerations.empty(); } public Enumeration queryValues(HintContext ctx) { return org.openide.util.Enumerations.empty(); } public boolean isAllowed(Enumeration en) { return false; } public GrammarResult queryDefault(HintContext virtualNodeCtx) { return null; } public java.awt.Component getCustomizer(HintContext ctx) { return null; } public boolean hasCustomizer(HintContext ctx) { return false; } public org.openide.nodes.Node.Property[] getProperties(HintContext ctx) { return null; } } |
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