oracle.toplink.essentials.internal.identitymaps.LinkedCacheKey Maven / Gradle / Ivy
/*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the "License"). You may not use this file except
* in compliance with the License.
*
* You can obtain a copy of the license at
* glassfish/bootstrap/legal/CDDLv1.0.txt or
* https://glassfish.dev.java.net/public/CDDLv1.0.html.
* See the License for the specific language governing
* permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* HEADER in each file and include the License file at
* glassfish/bootstrap/legal/CDDLv1.0.txt. If applicable,
* add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your
* own identifying information: Portions Copyright [yyyy]
* [name of copyright owner]
*/
// Copyright (c) 1998, 2007, Oracle. All rights reserved.
package oracle.toplink.essentials.internal.identitymaps;
import java.util.*;
/**
* Purpose: Provides the capability to insert CacheKeys into a Linked List.
*
Responsibilities:
* - Provide same cabailities as superclass.
*
- Maintain within linked list.
*
* @see CacheIdentityMap
* @since TOPLink/Java 1.0
*/
public class LinkedCacheKey extends CacheKey {
/** Handle on previos 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(Vector primaryKey, Object object, Object writeLockValue, long readTime) {
super(primaryKey, object, writeLockValue, readTime);
}
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;
}
}