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 */ 017 018 package org.apache.activemq.store.kahadb; 019 020 import org.apache.activemq.command.ConnectionId; 021 import org.apache.activemq.command.LocalTransactionId; 022 import org.apache.activemq.command.TransactionId; 023 import org.apache.activemq.command.XATransactionId; 024 import org.apache.activemq.protobuf.Buffer; 025 import org.apache.activemq.store.kahadb.data.KahaLocalTransactionId; 026 import org.apache.activemq.store.kahadb.data.KahaTransactionInfo; 027 import org.apache.activemq.store.kahadb.data.KahaXATransactionId; 028 029 public class TransactionIdConversion { 030 031 static KahaTransactionInfo convertToLocal(TransactionId tx) { 032 KahaTransactionInfo rc = new KahaTransactionInfo(); 033 LocalTransactionId t = (LocalTransactionId) tx; 034 KahaLocalTransactionId kahaTxId = new KahaLocalTransactionId(); 035 kahaTxId.setConnectionId(t.getConnectionId().getValue()); 036 kahaTxId.setTransacitonId(t.getValue()); 037 rc.setLocalTransacitonId(kahaTxId); 038 return rc; 039 } 040 041 static KahaTransactionInfo convert(TransactionId txid) { 042 if (txid == null) { 043 return null; 044 } 045 KahaTransactionInfo rc; 046 047 if (txid.isLocalTransaction()) { 048 rc = convertToLocal(txid); 049 } else { 050 rc = new KahaTransactionInfo(); 051 XATransactionId t = (XATransactionId) txid; 052 KahaXATransactionId kahaTxId = new KahaXATransactionId(); 053 kahaTxId.setBranchQualifier(new Buffer(t.getBranchQualifier())); 054 kahaTxId.setGlobalTransactionId(new Buffer(t.getGlobalTransactionId())); 055 kahaTxId.setFormatId(t.getFormatId()); 056 rc.setXaTransacitonId(kahaTxId); 057 } 058 return rc; 059 } 060 061 static TransactionId convert(KahaTransactionInfo transactionInfo) { 062 if (transactionInfo.hasLocalTransacitonId()) { 063 KahaLocalTransactionId tx = transactionInfo.getLocalTransacitonId(); 064 LocalTransactionId rc = new LocalTransactionId(); 065 rc.setConnectionId(new ConnectionId(tx.getConnectionId())); 066 rc.setValue(tx.getTransacitonId()); 067 return rc; 068 } else { 069 KahaXATransactionId tx = transactionInfo.getXaTransacitonId(); 070 XATransactionId rc = new XATransactionId(); 071 rc.setBranchQualifier(tx.getBranchQualifier().toByteArray()); 072 rc.setGlobalTransactionId(tx.getGlobalTransactionId().toByteArray()); 073 rc.setFormatId(tx.getFormatId()); 074 return rc; 075 } 076 } 077 }