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 019import java.io.IOException; 020 021import org.apache.activemq.state.CommandVisitor; 022 023/** 024 * 025 * @openwire:marshaller code="7" 026 * 027 */ 028public class TransactionInfo extends BaseCommand { 029 030 public static final byte DATA_STRUCTURE_TYPE = CommandTypes.TRANSACTION_INFO; 031 032 public static final byte BEGIN = 0; 033 public static final byte PREPARE = 1; 034 public static final byte COMMIT_ONE_PHASE = 2; 035 public static final byte COMMIT_TWO_PHASE = 3; 036 public static final byte ROLLBACK = 4; 037 public static final byte RECOVER = 5; 038 public static final byte FORGET = 6; 039 public static final byte END = 7; 040 041 protected byte type; 042 protected ConnectionId connectionId; 043 protected TransactionId transactionId; 044 045 public TransactionInfo() { 046 } 047 048 public TransactionInfo(ConnectionId connectionId, TransactionId transactionId, byte type) { 049 this.connectionId = connectionId; 050 this.transactionId = transactionId; 051 this.type = type; 052 } 053 054 public byte getDataStructureType() { 055 return DATA_STRUCTURE_TYPE; 056 } 057 058 /** 059 * @openwire:property version=1 cache=true 060 */ 061 public ConnectionId getConnectionId() { 062 return connectionId; 063 } 064 065 public void setConnectionId(ConnectionId connectionId) { 066 this.connectionId = connectionId; 067 } 068 069 /** 070 * @openwire:property version=1 cache=true 071 */ 072 public TransactionId getTransactionId() { 073 return transactionId; 074 } 075 076 public void setTransactionId(TransactionId transactionId) { 077 this.transactionId = transactionId; 078 } 079 080 /** 081 * @openwire:property version=1 082 */ 083 public byte getType() { 084 return type; 085 } 086 087 public void setType(byte type) { 088 this.type = type; 089 } 090 091 public Response visit(CommandVisitor visitor) throws Exception { 092 switch (type) { 093 case TransactionInfo.BEGIN: 094 return visitor.processBeginTransaction(this); 095 case TransactionInfo.END: 096 return visitor.processEndTransaction(this); 097 case TransactionInfo.PREPARE: 098 return visitor.processPrepareTransaction(this); 099 case TransactionInfo.COMMIT_ONE_PHASE: 100 return visitor.processCommitTransactionOnePhase(this); 101 case TransactionInfo.COMMIT_TWO_PHASE: 102 return visitor.processCommitTransactionTwoPhase(this); 103 case TransactionInfo.ROLLBACK: 104 return visitor.processRollbackTransaction(this); 105 case TransactionInfo.RECOVER: 106 return visitor.processRecoverTransactions(this); 107 case TransactionInfo.FORGET: 108 return visitor.processForgetTransaction(this); 109 default: 110 throw new IOException("Transaction info type unknown: " + type); 111 } 112 } 113 114}