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/*
*
* 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 "AmqpTransaction.h"
#include "DatabaseConnection.h"
namespace qpid {
namespace store {
namespace ms_sql {
AmqpTransaction::AmqpTransaction(std::auto_ptr<DatabaseConnection>& _db)
: db(_db), transDepth(0)
{
}
AmqpTransaction::~AmqpTransaction()
{
if (transDepth > 0)
this->abort();
}
void
AmqpTransaction::begin()
{
_bstr_t beginCmd("BEGIN TRANSACTION");
_ConnectionPtr c = *db;
c->Execute(beginCmd, NULL, adExecuteNoRecords);
++transDepth;
}
void
AmqpTransaction::commit()
{
if (transDepth > 0) {
_bstr_t commitCmd("COMMIT TRANSACTION");
_ConnectionPtr c = *db;
c->Execute(commitCmd, NULL, adExecuteNoRecords);
--transDepth;
}
}
void
AmqpTransaction::abort()
{
if (transDepth > 0) {
_bstr_t rollbackCmd("ROLLBACK TRANSACTION");
_ConnectionPtr c = *db;
c->Execute(rollbackCmd, NULL, adExecuteNoRecords);
transDepth = 0;
}
}
AmqpTPCTransaction::AmqpTPCTransaction(std::auto_ptr<DatabaseConnection>& _db,
const std::string& _xid)
: AmqpTransaction(_db), xid(_xid)
{
}
AmqpTPCTransaction::~AmqpTPCTransaction()
{
}
void
AmqpTPCTransaction::prepare()
{
// Intermediate transactions should have already assured integrity of
// the content in the database; just waiting to pull the trigger on the
// outermost transaction.
}
}}} // namespace qpid::store::ms_sql
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