com.sun.org.apache.xpath.internal.objects.XBoolean Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of org.apache.servicemix.bundles.jaxp-ri
Show all versions of org.apache.servicemix.bundles.jaxp-ri
This OSGi bundle wraps ${pkgArtifactId} ${pkgVersion} jar file.
The newest version!
/*
* 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.
*/
/*
* $Id: XBoolean.java,v 1.9 2010-11-01 04:35:16 joehw Exp $
*/
package com.sun.org.apache.xpath.internal.objects;
/**
* This class represents an XPath boolean object, and is capable of
* converting the boolean to other types, such as a string.
* @xsl.usage advanced
*/
public class XBoolean extends XObject
{
static final long serialVersionUID = -2964933058866100881L;
/**
* A true boolean object so we don't have to keep creating them.
* @xsl.usage internal
*/
public static final XBoolean S_TRUE = new XBooleanStatic(true);
/**
* A true boolean object so we don't have to keep creating them.
* @xsl.usage internal
*/
public static final XBoolean S_FALSE = new XBooleanStatic(false);
/** Value of the object.
* @serial */
private final boolean m_val;
/**
* Construct a XBoolean object.
*
* @param b Value of the boolean object
*/
public XBoolean(boolean b)
{
super();
m_val = b;
}
/**
* Construct a XBoolean object.
*
* @param b Value of the boolean object
*/
public XBoolean(Boolean b)
{
super();
m_val = b.booleanValue();
setObject(b);
}
/**
* Tell that this is a CLASS_BOOLEAN.
*
* @return type of CLASS_BOOLEAN
*/
public int getType()
{
return CLASS_BOOLEAN;
}
/**
* Given a request type, return the equivalent string.
* For diagnostic purposes.
*
* @return type string "#BOOLEAN"
*/
public String getTypeString()
{
return "#BOOLEAN";
}
/**
* Cast result object to a number.
*
* @return numeric value of the object value
*/
public double num()
{
return m_val ? 1.0 : 0.0;
}
/**
* Cast result object to a boolean.
*
* @return The object value as a boolean
*/
public boolean bool()
{
return m_val;
}
/**
* Cast result object to a string.
*
* @return The object's value as a string
*/
public String str()
{
return m_val ? "true" : "false";
}
/**
* Return a java object that's closest to the representation
* that should be handed to an extension.
*
* @return The object's value as a java object
*/
public Object object()
{
if(null == m_obj)
setObject(new Boolean(m_val));
return m_obj;
}
/**
* Tell if two objects are functionally equal.
*
* @param obj2 Object to compare to this
*
* @return True if the two objects are equal
*
* @throws javax.xml.transform.TransformerException
*/
public boolean equals(XObject obj2)
{
// In order to handle the 'all' semantics of
// nodeset comparisons, we always call the
// nodeset function.
if (obj2.getType() == XObject.CLASS_NODESET)
return obj2.equals(this);
try
{
return m_val == obj2.bool();
}
catch(javax.xml.transform.TransformerException te)
{
throw new com.sun.org.apache.xml.internal.utils.WrappedRuntimeException(te);
}
}
}