org.apache.xpath.objects.DTMXRTreeFrag Maven / Gradle / Ivy
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* 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 org.apache.xpath.objects;
import org.apache.xml.dtm.DTM;
import org.apache.xpath.XPathContext;
/*
*
* @author igorh
*
* Simple wrapper to DTM and XPathContext objects.
* Used in XRTreeFrag for caching references to the objects.
*/
public final class DTMXRTreeFrag {
private DTM m_dtm;
private int m_dtmIdentity = DTM.NULL;
private XPathContext m_xctxt;
public DTMXRTreeFrag(int dtmIdentity, XPathContext xctxt){
m_xctxt = xctxt;
m_dtmIdentity = dtmIdentity;
m_dtm = xctxt.getDTM(dtmIdentity);
}
public final void destruct(){
m_dtm = null;
m_xctxt = null;
}
final DTM getDTM(){return m_dtm;}
public final int getDTMIdentity(){return m_dtmIdentity;}
final XPathContext getXPathContext(){return m_xctxt;}
public final int hashCode() { return m_dtmIdentity; }
public final boolean equals(Object obj) {
if (obj instanceof DTMXRTreeFrag) {
return (m_dtmIdentity == ((DTMXRTreeFrag)obj).getDTMIdentity());
}
return false;
}
}