com.sun.msv.grammar.xmlschema.AttributeWildcard Maven / Gradle / Ivy
/*
* @(#)$Id: AttributeWildcard.java,v 1.4 2003/06/09 20:37:22 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.grammar.xmlschema;
import java.util.Iterator;
import com.sun.msv.grammar.Expression;
import com.sun.msv.grammar.ExpressionPool;
import com.sun.msv.grammar.NameClass;
import com.sun.msv.grammar.ReferenceExp;
/**
* Attribute wildcard property of the schema component.
*
*
* This object is used during the parsing process to keep the intermediate information.
* Once the parsing is finished, attribute wildcard is kept as an expression.
*
* @author Kohsuke KAWAGUCHI
*/
public class AttributeWildcard {
public AttributeWildcard( NameClass name, int processMode ) {
this.name = name;
this.processMode = processMode;
}
private NameClass name;
/** Gets the target of the name class. */
public NameClass getName() { return name; }
private int processMode;
/** Gets the processing model of the wildcard. */
public int getProcessMode() { return processMode; }
public static final int SKIP = 0;
public static final int LAX = 1;
public static final int STRICT = 2;
public AttributeWildcard copy() {
return new AttributeWildcard(name,processMode);
}
/**
* Creates the expression that corresponds to
* the current attribute wildcard specification.
*/
public Expression createExpression( XMLSchemaGrammar grammar ) {
final ExpressionPool pool = grammar.pool;
switch(processMode) {
case SKIP:
return pool.createZeroOrMore(pool.createAttribute(name));
case STRICT:
case LAX:
Expression exp = Expression.epsilon;
LaxDefaultNameClass laxNc = new LaxDefaultNameClass(name);
Iterator itr = grammar.iterateSchemas();
while( itr.hasNext() ) {
XMLSchemaSchema schema = (XMLSchemaSchema)itr.next();
// nc is built by using NamespaceNameClass.
// "strict" allows global element declarations of
// specified namespaces.
if(name.accepts( schema.targetNamespace, NameClass.LOCALNAME_WILDCARD )) {
// gather global attributes.
ReferenceExp[] atts = schema.attributeDecls.getAll();
for( int i=0; i