org.apache.xerces.jaxp.validation.EmptyXMLSchema Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.xerces.jaxp.validation;
import org.apache.xerces.xni.grammars.Grammar;
import org.apache.xerces.xni.grammars.XMLGrammarDescription;
import org.apache.xerces.xni.grammars.XMLGrammarPool;
/**
* Implementation of Schema for W3C XML Schemas
* which contains no schema components.
*
* @author Michael Glavassevich, IBM
* @version $Id: EmptyXMLSchema.java 447235 2006-09-18 05:01:44Z mrglavas $
*/
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