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Java example source code file (WeakReferenceXMLSchema.java)
The WeakReferenceXMLSchema.java Java example source code/* * reserved comment block * DO NOT REMOVE OR ALTER! */ /* * Copyright 2005 The Apache Software Foundation. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.sun.org.apache.xerces.internal.jaxp.validation; import java.lang.ref.WeakReference; import com.sun.org.apache.xerces.internal.xni.grammars.XMLGrammarPool; /** * <p>An implementation of Schema for W3C XML Schemas * that keeps a weak reference to its grammar pool. If * no validators currently have a reference to the * grammar pool, the garbage collector is free to reclaim * its memory.</p> * * @author Michael Glavassevich, IBM */ final class WeakReferenceXMLSchema extends AbstractXMLSchema { /** Weak reference to grammar pool. */ private WeakReference fGrammarPool = new WeakReference(null); public WeakReferenceXMLSchema() {} /* * XSGrammarPoolContainer methods */ public synchronized XMLGrammarPool getGrammarPool() { XMLGrammarPool grammarPool = (XMLGrammarPool) fGrammarPool.get(); // If there's no grammar pool then either we haven't created one // yet or the garbage collector has already cleaned out the previous one. if (grammarPool == null) { grammarPool = new SoftReferenceGrammarPool(); fGrammarPool = new WeakReference(grammarPool); } return grammarPool; } public boolean isFullyComposed() { return false; } } // WeakReferenceXMLSchema Other Java examples (source code examples)Here is a short list of links related to this Java WeakReferenceXMLSchema.java source code file: |
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