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/*
* Copyright (C) 2008-2010 Trinity <http://www.trinitycore.org/>
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _CALLBACK_H
#define _CALLBACK_H
#include <ace/Future.h>
#include <ace/Future_Set.h>
#include "DatabaseEnv.h"
typedef ACE_Future<QueryResult_AutoPtr> QueryResultFuture;
/*! A simple template using ACE_Future to manage callbacks from the thread and object that
issued the request. <ParamType> is variable type of parameter that is used as parameter
for the callback function.
*/
template <typename ParamType>
class QueryCallback
{
public:
QueryCallback() {}
void SetFutureResult(QueryResultFuture value)
{
result = value;
}
QueryResultFuture GetFutureResult()
{
return result;
}
int IsReady()
{
return result.ready();
}
void GetResult(QueryResult_AutoPtr res)
{
result.get(res);
}
void FreeResult()
{
result.cancel();
}
void SetParam(ParamType value)
{
param = value;
}
ParamType GetParam()
{
return param;
}
private:
QueryResultFuture result;
ParamType param;
};
#endif
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