001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  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    package org.apache.activemq.command;
018    
019    /**
020     * 
021     * @openwire:marshaller code="121"
022     * 
023     */
024    public class SessionId implements DataStructure {
025    
026        public static final byte DATA_STRUCTURE_TYPE = CommandTypes.SESSION_ID;
027    
028        protected String connectionId;
029        protected long value;
030    
031        protected transient int hashCode;
032        protected transient String key;
033        protected transient ConnectionId parentId;
034    
035        public SessionId() {
036        }
037    
038        public SessionId(ConnectionId connectionId, long sessionId) {
039            this.connectionId = connectionId.getValue();
040            this.value = sessionId;
041        }
042    
043        public SessionId(SessionId id) {
044            this.connectionId = id.getConnectionId();
045            this.value = id.getValue();
046        }
047    
048        public SessionId(ProducerId id) {
049            this.connectionId = id.getConnectionId();
050            this.value = id.getSessionId();
051        }
052    
053        public SessionId(ConsumerId id) {
054            this.connectionId = id.getConnectionId();
055            this.value = id.getSessionId();
056        }
057    
058        public ConnectionId getParentId() {
059            if (parentId == null) {
060                parentId = new ConnectionId(this);
061            }
062            return parentId;
063        }
064    
065        public int hashCode() {
066            if (hashCode == 0) {
067                hashCode = connectionId.hashCode() ^ (int)value;
068            }
069            return hashCode;
070        }
071    
072        public boolean equals(Object o) {
073            if (this == o) {
074                return true;
075            }
076            if (o == null || o.getClass() != SessionId.class) {
077                return false;
078            }
079            SessionId id = (SessionId)o;
080            return value == id.value && connectionId.equals(id.connectionId);
081        }
082    
083        public byte getDataStructureType() {
084            return DATA_STRUCTURE_TYPE;
085        }
086    
087        /**
088         * @openwire:property version=1 cache=true
089         */
090        public String getConnectionId() {
091            return connectionId;
092        }
093    
094        public void setConnectionId(String connectionId) {
095            this.connectionId = connectionId;
096        }
097    
098        /**
099         * @openwire:property version=1
100         */
101        public long getValue() {
102            return value;
103        }
104    
105        public void setValue(long sessionId) {
106            this.value = sessionId;
107        }
108    
109        public String toString() {
110            if (key == null) {
111                key = connectionId + ":" + value;
112            }
113            return key;
114        }
115    
116        public boolean isMarshallAware() {
117            return false;
118        }
119    }