BinaryBaseType.java

/*
 * @(#)$Id: BinaryBaseType.java,v 1.15 2002/10/08 22:01:27 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.ValidationContext;
import com.sun.msv.datatype.SerializationContext;

/**
 * base implementation for "hexBinary" and "base64Binary" types.
 * 
 * @author <a href="mailto:kohsuke.kawaguchi@eng.sun.com">Kohsuke KAWAGUCHI</a>
 */
abstract class BinaryBaseType extends BuiltinAtomicType implements Discrete {
	BinaryBaseType( String typeName ) { super(typeName); }
	
	final public int isFacetApplicable( String facetName ) {
		if( facetName.equals( FACET_LENGTH )
		||	facetName.equals( FACET_MAXLENGTH )
		||	facetName.equals( FACET_MINLENGTH )
		||	facetName.equals( FACET_PATTERN )
        ||  facetName.equals(FACET_WHITESPACE)
		||	facetName.equals( FACET_ENUMERATION ) )
			return APPLICABLE;
		else
			return NOT_ALLOWED;
	}
	
	final public XSDatatype getBaseType() {
		return SimpleURType.theInstance;
	}
	
	final public int countLength( Object value ) {
		// for binary types, length is the number of bytes
		return ((BinaryValueType)value).rawData.length;
	}
	
	public Object _createJavaObject( String literal, ValidationContext context ) {
		BinaryValueType v = (BinaryValueType)createValue(literal,context);
		if(v==null)		return null;
		// return byte[]
		else			return v.rawData;
	}
	
	// since we've overrided the createJavaObject method, the serializeJavaObject method
	// needs to be overrided, too.
	public abstract String serializeJavaObject( Object value, SerializationContext context );
	
	public Class getJavaObjectType() {
		return byte[].class;
	}
}