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author | Rajith Muditha Attapattu <rajith@apache.org> | 2011-05-27 15:44:23 +0000 |
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committer | Rajith Muditha Attapattu <rajith@apache.org> | 2011-05-27 15:44:23 +0000 |
commit | 66765100f4257159622cefe57bed50125a5ad017 (patch) | |
tree | a88ee23bb194eb91f0ebb2d9b23ff423e3ea8e37 /cpp/src/qpid/broker/DtxManager.cpp | |
parent | 1aeaa7b16e5ce54f10c901d75c4d40f9f88b9db6 (diff) | |
parent | 88b98b2f4152ef59a671fad55a0d08338b6b78ca (diff) | |
download | qpid-python-rajith_jms_client.tar.gz |
Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client
git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'cpp/src/qpid/broker/DtxManager.cpp')
-rw-r--r-- | cpp/src/qpid/broker/DtxManager.cpp | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/cpp/src/qpid/broker/DtxManager.cpp b/cpp/src/qpid/broker/DtxManager.cpp deleted file mode 100644 index 3caa41c3f4..0000000000 --- a/cpp/src/qpid/broker/DtxManager.cpp +++ /dev/null @@ -1,171 +0,0 @@ -/* - * - * 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. - * - */ -#include "qpid/broker/DtxManager.h" -#include "qpid/broker/DtxTimeout.h" -#include "qpid/framing/reply_exceptions.h" -#include "qpid/log/Statement.h" -#include "qpid/sys/Timer.h" -#include "qpid/ptr_map.h" - -#include <boost/format.hpp> -#include <iostream> - -using boost::intrusive_ptr; -using qpid::sys::Mutex; -using qpid::ptr_map_ptr; -using namespace qpid::broker; -using namespace qpid::framing; - -DtxManager::DtxManager(qpid::sys::Timer& t) : store(0), timer(t) {} - -DtxManager::~DtxManager() {} - -void DtxManager::start(const std::string& xid, DtxBuffer::shared_ptr ops) -{ - createWork(xid)->add(ops); -} - -void DtxManager::join(const std::string& xid, DtxBuffer::shared_ptr ops) -{ - getWork(xid)->add(ops); -} - -void DtxManager::recover(const std::string& xid, std::auto_ptr<TPCTransactionContext> txn, DtxBuffer::shared_ptr ops) -{ - createWork(xid)->recover(txn, ops); -} - -bool DtxManager::prepare(const std::string& xid) -{ - QPID_LOG(debug, "preparing: " << xid); - try { - return getWork(xid)->prepare(); - } catch (DtxTimeoutException& e) { - remove(xid); - throw e; - } -} - -bool DtxManager::commit(const std::string& xid, bool onePhase) -{ - QPID_LOG(debug, "committing: " << xid); - try { - bool result = getWork(xid)->commit(onePhase); - remove(xid); - return result; - } catch (DtxTimeoutException& e) { - remove(xid); - throw e; - } -} - -void DtxManager::rollback(const std::string& xid) -{ - QPID_LOG(debug, "rolling back: " << xid); - try { - getWork(xid)->rollback(); - remove(xid); - } catch (DtxTimeoutException& e) { - remove(xid); - throw e; - } -} - -DtxWorkRecord* DtxManager::getWork(const std::string& xid) -{ - Mutex::ScopedLock locker(lock); - WorkMap::iterator i = work.find(xid); - if (i == work.end()) { - throw NotFoundException(QPID_MSG("Unrecognised xid " << xid)); - } - return ptr_map_ptr(i); -} - -void DtxManager::remove(const std::string& xid) -{ - Mutex::ScopedLock locker(lock); - WorkMap::iterator i = work.find(xid); - if (i == work.end()) { - throw NotFoundException(QPID_MSG("Unrecognised xid " << xid)); - } else { - work.erase(i); - } -} - -DtxWorkRecord* DtxManager::createWork(std::string xid) -{ - Mutex::ScopedLock locker(lock); - WorkMap::iterator i = work.find(xid); - if (i != work.end()) { - throw NotAllowedException(QPID_MSG("Xid " << xid << " is already known (use 'join' to add work to an existing xid)")); - } else { - return ptr_map_ptr(work.insert(xid, new DtxWorkRecord(xid, store)).first); - } -} - -void DtxManager::setTimeout(const std::string& xid, uint32_t secs) -{ - DtxWorkRecord* record = getWork(xid); - intrusive_ptr<DtxTimeout> timeout = record->getTimeout(); - if (timeout.get()) { - if (timeout->timeout == secs) return;//no need to do anything further if timeout hasn't changed - timeout->cancel(); - } - timeout = intrusive_ptr<DtxTimeout>(new DtxTimeout(secs, *this, xid)); - record->setTimeout(timeout); - timer.add(timeout); -} - -uint32_t DtxManager::getTimeout(const std::string& xid) -{ - intrusive_ptr<DtxTimeout> timeout = getWork(xid)->getTimeout(); - return !timeout ? 0 : timeout->timeout; -} - -void DtxManager::timedout(const std::string& xid) -{ - Mutex::ScopedLock locker(lock); - WorkMap::iterator i = work.find(xid); - if (i == work.end()) { - QPID_LOG(warning, "Transaction timeout failed: no record for xid"); - } else { - ptr_map_ptr(i)->timedout(); - //TODO: do we want to have a timed task to cleanup, or can we rely on an explicit completion? - //timer.add(intrusive_ptr<TimerTask>(new DtxCleanup(60*30/*30 mins*/, *this, xid))); - } -} - -DtxManager::DtxCleanup::DtxCleanup(uint32_t _timeout, DtxManager& _mgr, const std::string& _xid) - : TimerTask(qpid::sys::Duration(_timeout * qpid::sys::TIME_SEC),"DtxCleanup"), mgr(_mgr), xid(_xid) {} - -void DtxManager::DtxCleanup::fire() -{ - try { - mgr.remove(xid); - } catch (ConnectionException& /*e*/) { - //assume it was explicitly cleaned up after a call to prepare, commit or rollback - } -} - -void DtxManager::setStore (TransactionalStore* _store) -{ - store = _store; -} |