com.sun.org.apache.xerces.internal.impl.dtd.models.CMAny Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.sun.org.apache.xerces.internal.impl.dtd.models;
/**
* Content model any node.
*
* @xerces.internal
*
* @version $Id: CMAny.java,v 1.4 2010-11-01 04:39:42 joehw Exp $
*/
public class CMAny
extends CMNode {
//
// Data
//
/**
* The any content model type. This value is one of the following:
* XMLContentSpec.CONTENTSPECNODE_ANY,
* XMLContentSpec.CONTENTSPECNODE_ANY_OTHER,
* XMLContentSpec.CONTENTSPECNODE_ANY_LOCAL.
*/
private int fType;
/**
* URI of the any content model. This value is set if the type is
* of the following:
* XMLContentSpec.CONTENTSPECNODE_ANY,
* XMLContentSpec.CONTENTSPECNODE_ANY_OTHER.
*/
private String fURI;
/**
* Part of the algorithm to convert a regex directly to a DFA
* numbers each leaf sequentially. If its -1, that means its an
* epsilon node. Zero and greater are non-epsilon positions.
*/
private int fPosition = -1;
//
// Constructors
//
/** Constructs a content model any. */
public CMAny(int type, String uri, int position) {
super(type);
// Store the information
fType = type;
fURI = uri;
fPosition = position;
}
//
// Package methods
//
final int getType() {
return fType;
}
final String getURI() {
return fURI;
}
final int getPosition()
{
return fPosition;
}
final void setPosition(int newPosition)
{
fPosition = newPosition;
}
//
// CMNode methods
//
// package
public boolean isNullable()
{
// Leaf nodes are never nullable unless its an epsilon node
return (fPosition == -1);
}
public String toString()
{
StringBuffer strRet = new StringBuffer();
strRet.append("(");
strRet.append("##any:uri=");
strRet.append(fURI);
strRet.append(')');
if (fPosition >= 0)
{
strRet.append
(
" (Pos:"
+ new Integer(fPosition).toString()
+ ")"
);
}
return strRet.toString();
}
// protected
protected void calcFirstPos(CMStateSet toSet)
{
// If we are an epsilon node, then the first pos is an empty set
if (fPosition == -1)
toSet.zeroBits();
// Otherwise, its just the one bit of our position
else
toSet.setBit(fPosition);
}
protected void calcLastPos(CMStateSet toSet)
{
// If we are an epsilon node, then the last pos is an empty set
if (fPosition == -1)
toSet.zeroBits();
// Otherwise, its just the one bit of our position
else
toSet.setBit(fPosition);
}
} // class CMAny