/*
 * @(#)$Id: RootMergedGrammarState.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.Expression;
import com.sun.msv.reader.ExpressionOwner;
import com.sun.msv.reader.SimpleState;
import com.sun.msv.reader.State;
import com.sun.msv.util.StartTagInfo;

/**
 * parses root state of a merged grammar.
 * 
 * @author <a href="mailto:kohsuke.kawaguchi@eng.sun.com">Kohsuke KAWAGUCHI</a>
 */
public class RootMergedGrammarState extends SimpleState implements ExpressionOwner {
    protected State createChildState( StartTagInfo tag ) {
        // expects "grammar" element only, and creates MergeGrammarState
        if( tag.localName.equals("grammar") )    return new DivInGrammarState();
        return null;
    }
    
    public void onEndChild(Expression exp) {
    }
}
