/*
 * @(#)$Id: NcnameType.java,v 1.16 2002/11/07 16:49:29 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.ValidationContext;

/**
 * "NCName" type.
 * 
 * type of the value object is <code>java.lang.String</code>.
 * See http://www.w3.org/TR/xmlschema-2/#NCName for the spec
 * 
 * @author <a href="mailto:kohsuke.kawaguchi@eng.sun.com">Kohsuke KAWAGUCHI</a>
 */
public class NcnameType extends TokenType {
	public static final NcnameType theInstance = new NcnameType("NCName");
	
	protected NcnameType( String typeName ) { super(typeName,false); }
	
	final public XSDatatype getBaseType() {
		return NameType.theInstance;
	}
	
	public Object _createValue( String content, ValidationContext context ) {
		if(XmlNames.isNCName(content))		return content;
		else								return null;
	}
}