/*
 * @(#)$Id: RootModuleState.java,v 1.5 2001/10/11 02:12:08 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.relax.core;

import com.sun.msv.util.StartTagInfo;
import com.sun.msv.reader.State;
import com.sun.msv.reader.SimpleState;
import com.sun.msv.reader.ExpressionOwner;
import com.sun.msv.grammar.Expression;

/**
 * invokes State object that parses the document element.
 * 
 * this state is used to parse RELAX module referenced by RELAX Namespace.
 * 
 * @author <a href="mailto:kohsuke.kawaguchi@eng.sun.com">Kohsuke KAWAGUCHI</a>
 */
class RootModuleState extends SimpleState {
	protected final String expectedNamespace;
	
	RootModuleState( String expectedNamespace ) {
		this.expectedNamespace = expectedNamespace;
	}
	
	protected State createChildState( StartTagInfo tag ) {
		if(tag.namespaceURI.equals(RELAXCoreReader.RELAXCoreNamespace)
		&& tag.localName.equals("module"))
			return new ModuleState(expectedNamespace);
		
		return null;
	}
	
	// module wrap-up.
	protected void endSelf() {
		
		final RELAXCoreReader reader = (RELAXCoreReader)this.reader;
		reader.wrapUp();
		
		super.endSelf();
	}
}