/*
* @(#)$Id: DataState.java 1566 2003-06-09 20:37:49Z kk122374 $
*
* 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.trex.classic;
import com.sun.msv.grammar.Expression;
import com.sun.msv.reader.ExpressionWithoutChildState;
import com.sun.msv.util.StringPair;
/**
* parses <data> pattern.
*
* @author <a href="mailto:kohsuke.kawaguchi@eng.sun.com">Kohsuke KAWAGUCHI</a>
*/
public class DataState extends ExpressionWithoutChildState {
protected Expression makeExpression() {
final String typeName = startTag.getAttribute("type");
if( typeName==null ) {
// type attribute is required
reader.reportError( TREXGrammarReader.ERR_MISSING_ATTRIBUTE,
startTag.qName, "type" );
// recover from error by assuming anyString.
return Expression.anyString;
} else {
return reader.pool.createData(
((TREXGrammarReader)reader).resolveDatatype(typeName),
new StringPair("",typeName) );
}
}
}