| /* |
| * Copyright (c) 1998, 2020 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 v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // 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; |
| } |
| } |