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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 Sun Microsystems, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#pragma once
#include <vector>
#include <drizzled/common_fwd.h>
namespace drizzled {
class TransactionContext
{
public:
TransactionContext() :
no_2pc(false),
resource_contexts(),
modified_non_trans_data(false)
{}
void reset() { no_2pc= false; modified_non_trans_data= false; resource_contexts.clear();}
typedef std::vector<ResourceContext *> ResourceContexts;
void setResourceContexts(ResourceContexts &new_contexts)
{
resource_contexts.assign(new_contexts.begin(), new_contexts.end());
}
ResourceContexts &getResourceContexts()
{
return resource_contexts;
}
/** Register a resource context in this transaction context */
void registerResource(ResourceContext *resource)
{
resource_contexts.push_back(resource);
}
/**
* Marks that this transaction has modified state
* of some non-transactional data.
*/
void markModifiedNonTransData()
{
modified_non_trans_data= true;
}
/**
* Returns true if the transaction has modified
* state of some non-transactional data.
*/
bool hasModifiedNonTransData() const
{
return modified_non_trans_data;
}
/* true is not all entries in the resource contexts support 2pc */
bool no_2pc;
private:
/** Resource that registered in this transaction */
ResourceContexts resource_contexts;
/** Whether this transaction has changed non-transaction data state */
bool modified_non_trans_data;
};
} /* namespace drizzled */
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