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 */ 017package org.apache.activemq.command; 018 019/** 020 * @openwire:marshaller code="111" 021 * 022 */ 023public class LocalTransactionId extends TransactionId implements Comparable<LocalTransactionId> { 024 025 public static final byte DATA_STRUCTURE_TYPE = CommandTypes.ACTIVEMQ_LOCAL_TRANSACTION_ID; 026 027 protected ConnectionId connectionId; 028 protected long value; 029 030 private transient String transactionKey; 031 private transient int hashCode; 032 033 public LocalTransactionId() { 034 } 035 036 public LocalTransactionId(ConnectionId connectionId, long transactionId) { 037 this.connectionId = connectionId; 038 this.value = transactionId; 039 } 040 041 public byte getDataStructureType() { 042 return DATA_STRUCTURE_TYPE; 043 } 044 045 public boolean isXATransaction() { 046 return false; 047 } 048 049 public boolean isLocalTransaction() { 050 return true; 051 } 052 053 public String getTransactionKey() { 054 if (transactionKey == null) { 055 transactionKey = "TX:" + connectionId + ":" + value; 056 } 057 return transactionKey; 058 } 059 060 public String toString() { 061 return getTransactionKey(); 062 } 063 064 public int hashCode() { 065 if (hashCode == 0) { 066 hashCode = connectionId.hashCode() ^ (int)value; 067 } 068 return hashCode; 069 } 070 071 public boolean equals(Object o) { 072 if (this == o) { 073 return true; 074 } 075 if (o == null || o.getClass() != LocalTransactionId.class) { 076 return false; 077 } 078 LocalTransactionId tx = (LocalTransactionId)o; 079 return value == tx.value && connectionId.equals(tx.connectionId); 080 } 081 082 /** 083 * @param o 084 * @return 085 * @see java.lang.Comparable#compareTo(java.lang.Object) 086 */ 087 public int compareTo(LocalTransactionId o) { 088 int result = connectionId.compareTo(o.connectionId); 089 if (result == 0) { 090 result = (int)(value - o.value); 091 } 092 return result; 093 } 094 095 /** 096 * @openwire:property version=1 097 */ 098 public long getValue() { 099 return value; 100 } 101 102 public void setValue(long transactionId) { 103 this.value = transactionId; 104 } 105 106 /** 107 * @openwire:property version=1 cache=true 108 */ 109 public ConnectionId getConnectionId() { 110 return connectionId; 111 } 112 113 public void setConnectionId(ConnectionId connectionId) { 114 this.connectionId = connectionId; 115 } 116 117}