/******************************************************************************* | |
* Copyright (c) 1998, 2013 Oracle and/or its affiliates. All rights reserved. | |
* This program and the accompanying materials are made available under the | |
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 | |
* which accompanies this distribution. | |
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html | |
* and the Eclipse Distribution License is available at | |
* http://www.eclipse.org/org/documents/edl-v10.php. | |
* | |
* Contributors: | |
* Oracle - initial API and implementation from Oracle TopLink | |
******************************************************************************/ | |
package org.eclipse.persistence.internal.identitymaps; | |
/** | |
* <p><b>Purpose</b>: Provides the capability to insert CacheKeys into a Linked List. | |
* <p><b>Responsibilities</b>:<ul> | |
* <li> Provide same capabilities as superclass. | |
* <li> Maintain within linked list. | |
* </ul> | |
* @see CacheIdentityMap | |
* @since TOPLink/Java 1.0 | |
*/ | |
public class LinkedCacheKey extends CacheKey { | |
/** Handle on previous element in cache */ | |
protected LinkedCacheKey previous; | |
/** Handle on next element in cache */ | |
protected LinkedCacheKey next; | |
/** | |
* Initialize the newly allocated instance of this class. | |
* @param object is the domain object. | |
* @param writeLockValue is the write lock value number. | |
*/ | |
public LinkedCacheKey(Object primaryKey, Object object, Object writeLockValue, long readTime, boolean isIsolated) { | |
super(primaryKey, object, writeLockValue, readTime, isIsolated); | |
} | |
public LinkedCacheKey getNext() { | |
return next; | |
} | |
public LinkedCacheKey getPrevious() { | |
return previous; | |
} | |
public void setNext(LinkedCacheKey next) { | |
this.next = next; | |
} | |
public void setPrevious(LinkedCacheKey previous) { | |
this.previous = previous; | |
} | |
} |