001 /**
002 *
003 * Copyright 2004 Protique Ltd
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 *
017 **/
018 package org.activemq.service.impl;
019
020 import org.activemq.service.QueueListEntry;
021
022 /**
023 * Linked list entry class
024 */
025 public final class DefaultQueueListEntry implements QueueListEntry {
026 Object element;
027 DefaultQueueListEntry next;
028 DefaultQueueListEntry previous;
029
030 /**
031 * Get the Object value for this entry
032 *
033 * @return
034 */
035 public Object getElement() {
036 return element;
037 }
038
039 /**
040 * Create a DefaultQueueListEntry for an object value
041 *
042 * @param element the value
043 * @param next
044 * @param previous
045 */
046 DefaultQueueListEntry(Object element, DefaultQueueListEntry next, DefaultQueueListEntry previous) {
047 this.element = element;
048 this.next = next;
049 this.previous = previous;
050 }
051 }