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/*
* Copyright (C) 2008-2010 TrinityCore <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, see <http://www.gnu.org/licenses/>.
*/
#ifndef _CALLBACK_H
#define _CALLBACK_H
#include <ace/Future.h>
#include <ace/Future_Set.h>
#include "QueryResult.h"
typedef ACE_Future<QueryResult> 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& res)
{
result.get(res);
}
void FreeResult()
{
result.cancel();
}
void SetParam(ParamType value)
{
param = value;
}
ParamType GetParam()
{
return param;
}
private:
QueryResultFuture result;
ParamType param;
};
template <typename ParamType1, typename ParamType2>
class QueryCallback_2
{
public:
QueryCallback_2() {}
void SetFutureResult(QueryResultFuture value)
{
result = value;
}
QueryResultFuture GetFutureResult()
{
return result;
}
int IsReady()
{
return result.ready();
}
void GetResult(QueryResult& res)
{
result.get(res);
}
void FreeResult()
{
result.cancel();
}
void SetFirstParam(ParamType1 value)
{
param_1 = value;
}
void SetSecondParam(ParamType2 value)
{
param_2 = value;
}
ParamType1 GetFirstParam()
{
return param_1;
}
ParamType2 GetSecondParam()
{
return param_2;
}
private:
QueryResultFuture result;
ParamType1 param_1;
ParamType2 param_2;
};
#endif
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