/*
* @(#)$Id: NameClassDifferenceState.java 1566 2003-06-09 20:37:49Z kk122374 $
*
* Copyright 2001 Sun Microsystems, Inc. All Rights Reserved.
*
* This software is the proprietary information of Sun Microsystems, Inc.
* Use is subject to license terms.
*
*/
package com.sun.msv.reader.trex;
import com.sun.msv.grammar.DifferenceNameClass;
import com.sun.msv.grammar.NameClass;
/**
* parses <difference> name class.
*
* @author <a href="mailto:kohsuke.kawaguchi@eng.sun.com">Kohsuke KAWAGUCHI</a>
*/
public class NameClassDifferenceState extends NameClassWithChildState {
protected NameClass castNameClass( NameClass halfCasted, NameClass newChild ) {
if( halfCasted==null ) return newChild; // first item
else return new DifferenceNameClass( halfCasted, newChild );
}
}