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GERONIMO-5152 Add retry tasks for recovery and retry errors on commit
git-svn-id: https://svn.apache.org/repos/asf/geronimo/components/txmanager/trunk@912058 13f79535-47bb-0310-9956-ffa450edef68
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| @@ -0,0 +1,140 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
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| package org.apache.geronimo.transaction.manager; | ||
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| import java.util.Iterator; | ||
| import java.util.List; | ||
| import java.util.TimerTask; | ||
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| import javax.transaction.HeuristicMixedException; | ||
| import javax.transaction.HeuristicRollbackException; | ||
| import javax.transaction.Status; | ||
| import javax.transaction.SystemException; | ||
| import javax.transaction.xa.XAException; | ||
| import javax.transaction.xa.Xid; | ||
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| import org.apache.geronimo.transaction.manager.TransactionImpl.TransactionBranch; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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| /** | ||
| * @version $Rev$ $Date$ | ||
| */ | ||
| public class CommitTask extends TimerTask { | ||
| private static final Logger log = LoggerFactory.getLogger(CommitTask.class); | ||
| private final Xid xid; | ||
| private final List<TransactionBranch> rms; | ||
| private final Object logMark; | ||
| private final RetryScheduler retryScheduler; | ||
| private final TransactionLog txLog; | ||
| private int count = 0; | ||
| private int status; | ||
| private XAException cause; | ||
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| public CommitTask(Xid xid, List<TransactionBranch> rms, Object logMark, RetryScheduler retryScheduler, TransactionLog txLog) { | ||
| this.xid = xid; | ||
| this.rms = rms; | ||
| this.logMark = logMark; | ||
| this.retryScheduler = retryScheduler; | ||
| this.txLog = txLog; | ||
| } | ||
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| @Override | ||
| public void run() { | ||
| synchronized (this) { | ||
| status = Status.STATUS_COMMITTING; | ||
| } | ||
| for (Iterator i = rms.iterator(); i.hasNext();) { | ||
| TransactionBranch manager = (TransactionBranch) i.next(); | ||
| try { | ||
| try { | ||
| manager.getCommitter().commit(manager.getBranchId(), false); | ||
| i.remove(); | ||
| } catch (XAException e) { | ||
| log.error("Unexpected exception committing " + manager.getCommitter() + "; continuing to commit other RMs", e); | ||
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| if (e.errorCode == XAException.XA_HEURRB) { | ||
| i.remove(); | ||
| log.info("Transaction has been heuristically rolled back"); | ||
| cause = e; | ||
| manager.getCommitter().forget(manager.getBranchId()); | ||
| } else if (e.errorCode == XAException.XA_HEURMIX) { | ||
| i.remove(); | ||
| log.info("Transaction has been heuristically committed and rolled back"); | ||
| cause = e; | ||
| manager.getCommitter().forget(manager.getBranchId()); | ||
| } else if (e.errorCode == XAException.XA_HEURCOM) { | ||
| i.remove(); | ||
| // let's not throw an exception as the transaction has been committed | ||
| log.info("Transaction has been heuristically committed"); | ||
| manager.getCommitter().forget(manager.getBranchId()); | ||
| } else if (e.errorCode == XAException.XA_RETRY) { | ||
| // do nothing, retry later | ||
| } else { | ||
| //nothing we can do about it.... keep trying | ||
| i.remove(); | ||
| cause = e; | ||
| } | ||
| } | ||
| } catch (XAException e) { | ||
| if (e.errorCode == XAException.XAER_NOTA) { | ||
| // NOTA in response to forget, means the resource already forgot the transaction | ||
| // ignore | ||
| } else { | ||
| cause = e; | ||
| } | ||
| } | ||
| } | ||
| //if all resources were read only, we didn't write a prepare record. | ||
| if (rms.isEmpty() && status == Status.STATUS_COMMITTED) { | ||
| try { | ||
| txLog.commit(xid, logMark); | ||
| synchronized (this) { | ||
| status = Status.STATUS_COMMITTED; | ||
| } | ||
| } catch (LogException e) { | ||
| log.error("Unexpected exception logging commit completion for xid " + xid, e); | ||
| cause = (XAException) new XAException("Unexpected error logging commit completion for xid " + xid).initCause(e); | ||
| } | ||
| } else { | ||
| retryScheduler.retry(this, count++); | ||
| } | ||
| // if (cause != null) { | ||
| // if (cause.errorCode == XAException.XA_HEURRB && !evercommit) { | ||
| // throw (HeuristicRollbackException) new HeuristicRollbackException("Error during two phase commit").initCause(cause); | ||
| // } else if (cause.errorCode == XAException.XA_HEURRB && evercommit) { | ||
| // throw (HeuristicMixedException) new HeuristicMixedException("Error during two phase commit").initCause(cause); | ||
| // } else if (cause.errorCode == XAException.XA_HEURMIX) { | ||
| // throw (HeuristicMixedException) new HeuristicMixedException("Error during two phase commit").initCause(cause); | ||
| // } else { | ||
| // throw (SystemException) new SystemException("Error during two phase commit").initCause(cause); | ||
| // } | ||
| // } | ||
| } | ||
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| public XAException getCause() { | ||
| return cause; | ||
| } | ||
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| public int getStatus() { | ||
| return status; | ||
| } | ||
| } |
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| @@ -0,0 +1,39 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
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| package org.apache.geronimo.transaction.manager; | ||
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| import java.util.Timer; | ||
| import java.util.TimerTask; | ||
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| /** | ||
| * @version $Rev$ $Date$ | ||
| */ | ||
| public class ExponentialtIntervalRetryScheduler implements RetryScheduler{ | ||
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| private final Timer timer = new Timer(); | ||
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| private final int base = 2; | ||
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| public void retry(TimerTask task, int count) { | ||
| long interval = Math.round(Math.pow(base, count)) * 1000; | ||
| timer.schedule(task, interval); | ||
| } | ||
| } |
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| @@ -0,0 +1,63 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
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| package org.apache.geronimo.transaction.manager; | ||
|
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| import java.util.TimerTask; | ||
|
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| import javax.transaction.SystemException; | ||
| import javax.transaction.xa.XAException; | ||
|
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| /** | ||
| * @version $Rev$ $Date$ | ||
| */ | ||
| public class RecoverTask extends TimerTask { | ||
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| private final RetryScheduler retryScheduler; | ||
| private final NamedXAResourceFactory namedXAResourceFactory; | ||
| private final Recovery recovery; | ||
| private final RecoverableTransactionManager recoverableTransactionManager; | ||
| private int count = 0; | ||
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| public RecoverTask(RetryScheduler retryScheduler, NamedXAResourceFactory namedXAResourceFactory, Recovery recovery, RecoverableTransactionManager recoverableTransactionManager) { | ||
| this.retryScheduler = retryScheduler; | ||
| this.namedXAResourceFactory = namedXAResourceFactory; | ||
| this.recovery = recovery; | ||
| this.recoverableTransactionManager = recoverableTransactionManager; | ||
| } | ||
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| @Override | ||
| public void run() { | ||
| try { | ||
| NamedXAResource namedXAResource = namedXAResourceFactory.getNamedXAResource(); | ||
| try { | ||
| recovery.recoverResourceManager(namedXAResource); | ||
| } finally { | ||
| namedXAResourceFactory.returnNamedXAResource(namedXAResource); | ||
| } | ||
| return; | ||
| } catch (XAException e) { | ||
| recoverableTransactionManager.recoveryError(e); | ||
| } catch (SystemException e) { | ||
| recoverableTransactionManager.recoveryError(e); | ||
| } | ||
| retryScheduler.retry(this, count++); | ||
| } | ||
| } |
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| @@ -0,0 +1,31 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
|
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|
|
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| package org.apache.geronimo.transaction.manager; | ||
|
|
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| import java.util.TimerTask; | ||
|
|
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| /** | ||
| * @version $Rev$ $Date$ | ||
| */ | ||
| public interface RetryScheduler { | ||
|
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| void retry(TimerTask task, int count); | ||
| } |
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