/*
* @(#)$Id: ExternalAttributeExp.java,v 1.4 2001/06/27 23:59:36 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.relaxns.grammar;
import com.sun.msv.grammar.OtherExp;
import com.sun.msv.grammar.ExpressionPool;
import com.sun.msv.grammar.Expression;
import org.xml.sax.Locator;
/**
* place holder for imported attributes declaration.
*
* This class also provides stub methods so that programs who are not aware to
* divide&validate can gracefully degrade.
*
* <p>
* In MSV, importing AttributesDecl from different implementations is
* not supported. ExternalAttributeExp is always replaced by their target Expression
* before validation.
*
* @author <a href="mailto:kohsuke.kawaguchi@eng.sun.com">Kohsuke KAWAGUCHI</a>
*/
public class ExternalAttributeExp extends OtherExp {
public ExternalAttributeExp(
ExpressionPool pool, String namespaceURI, String role, Locator loc ) {
this.source = loc;
this.namespaceURI = namespaceURI;
this.role = role;
this.exp = Expression.epsilon;
}
/** namespace URI that this object belongs to. */
public final String namespaceURI;
/** name of the imported AttributesDecl */
public final String role;
/**
* where did this reference is written in the source file.
* can be set to null (to reduce memory usage) at anytime.
*/
public transient Locator source;
}