/*
* 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 com.sun.org.apache.xerces.internal.xni.grammars.Grammar;
import com.sun.org.apache.xerces.internal.xni.grammars.XMLGrammarDescription;
import com.sun.org.apache.xerces.internal.xni.grammars.XMLGrammarPool;
/**
* <p>Implementation of Schema for W3C XML Schemas
* which contains no schema components.</p>
*
* @author Michael Glavassevich, IBM
* @version $Id: EmptyXMLSchema.java,v 1.1.4.1 2005/09/05 11:39:55 sunithareddy Exp $
*/
final class EmptyXMLSchema extends AbstractXMLSchema implements XMLGrammarPool {
/** Zero length grammar array. */
private static final Grammar [] ZERO_LENGTH_GRAMMAR_ARRAY = new Grammar [0];
public EmptyXMLSchema() {}
/*
* XMLGrammarPool methods
*/
public Grammar[] retrieveInitialGrammarSet(String grammarType) {
return ZERO_LENGTH_GRAMMAR_ARRAY;
}
public void cacheGrammars(String grammarType, Grammar[] grammars) {}
public Grammar retrieveGrammar(XMLGrammarDescription desc) {
return null;
}
public void lockPool() {}
public void unlockPool() {}
public void clear() {}
/*
* XSGrammarPoolContainer methods
*/
public XMLGrammarPool getGrammarPool() {
return this;
}
public boolean isFullyComposed() {
return true;
}
} // EmptyXMLSchema