/*
 * @(#)$Id: BuiltinAtomicType.java,v 1.3 2002/06/24 19:57:27 kk122374 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.datatype.xsd;

import org.relaxng.datatype.DatatypeException;

/**
 * base class for atomic built-in types; those types which can be used by itself
 * (int,uriReference,string, etc) .
 * 
 * @author <a href="mailto:kohsuke.kawaguchi@eng.sun.com">Kohsuke KAWAGUCHI</a>
 */
public abstract class BuiltinAtomicType extends ConcreteType
{
	protected BuiltinAtomicType( String typeName, WhiteSpaceProcessor whiteSpace ) {
		super( XMLSCHEMA_NSURI, typeName, whiteSpace );
	}
	
	protected BuiltinAtomicType( String typeName ) {
		this( typeName, WhiteSpaceProcessor.theCollapse );
	}
	
	public final int getVariety() { return VARIETY_ATOMIC; }

	
	public final String displayName() {
        // built-in types always have fixed names.
        return getName();
    }
	
	protected Object readResolve() throws java.io.ObjectStreamException {
		// return the sigleton object, if any.
		String name = getName();
		if(name!=null) {
			try {
				return DatatypeFactory.getTypeByName(name);
			} catch( DatatypeException e ) {
				;
			}
		}
		
		return this;
	}
}