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/*
* The Mana World Server
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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 any later version.
*
* The Mana World 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 The Mana World; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _TMWSERV_FUNCTORS_H_
#define _TMWSERV_FUNCTORS_H_
#include <functional>
#include <sstream>
#include <string>
namespace
{
/**
* Functor used for the search of an object by name in a list.
*
* Note:
* - this functor assumes that the object defines as public the following
* method: std::string getName(void).
* - this functor assumes that the list is a list of pointers.
*/
template <typename T>
struct obj_name_is
: public std::binary_function<T, std::string, bool>
{
bool
operator()(const T& obj,
const std::string& name) const
{
return (obj->getName() == name);
}
};
/**
* Functor to convert a string into another type using
* std::istringstream.operator>>().
*/
template <typename T>
struct string_to: public std::unary_function<std::string, T>
{
T
operator()(const std::string& s) const
{
std::istringstream is(s);
T value;
is >> value;
return value;
}
};
} // anonymous namespace
#endif // _TMWSERV_FUNCTORS_H_
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