/*
* @(#)$Id: ConcurState.java,v 1.1 2001/05/29 23:06:57 Bear Exp $
*
* 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.classic;
import com.sun.msv.grammar.Expression;
import com.sun.msv.reader.ExpressionWithChildState;
/**
* parses <concur> pattern.
*
* @author <a href="mailto:kohsuke.kawaguchi@eng.sun.com">Kohsuke KAWAGUCHI</a>
*/
public class ConcurState extends ExpressionWithChildState {
protected Expression castExpression( Expression exp, Expression child ) {
// first one.
if( exp==null ) return child;
return reader.pool.createConcur(exp,child);
}
}