mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-18 13:42:02 +00:00
71 lines
2.0 KiB
C++
71 lines
2.0 KiB
C++
/*! \file
|
|
* \brief Pool adaptors.
|
|
*
|
|
* This file contains an easy-to-use adaptor similar to a smart
|
|
* pointer for the pool class.
|
|
*
|
|
* Copyright (c) 2005-2007 Philipp Henkel
|
|
*
|
|
* Use, modification, and distribution are subject to the
|
|
* Boost Software License, Version 1.0. (See accompanying file
|
|
* LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
*
|
|
* http://threadpool.sourceforge.net
|
|
*
|
|
*/
|
|
|
|
|
|
#ifndef THREADPOOL_POOL_ADAPTORS_HPP_INCLUDED
|
|
#define THREADPOOL_POOL_ADAPTORS_HPP_INCLUDED
|
|
|
|
#include <boost/smart_ptr.hpp>
|
|
|
|
|
|
namespace boost { namespace threadpool
|
|
{
|
|
|
|
|
|
// TODO convenience scheduling function
|
|
/*! Schedules a Runnable for asynchronous execution. A Runnable is an arbitrary class with a run()
|
|
* member function. This a convenience shorthand for pool->schedule(bind(&Runnable::run, task_object)).
|
|
* \param
|
|
* \param obj The Runnable object. The member function run() will be exectued and should not throw execeptions.
|
|
* \return true, if the task could be scheduled and false otherwise.
|
|
*/
|
|
template<typename Pool, typename Runnable>
|
|
bool schedule(Pool& pool, shared_ptr<Runnable> const & obj)
|
|
{
|
|
return pool->schedule(bind(&Runnable::run, obj));
|
|
}
|
|
|
|
/*! Schedules a task for asynchronous execution. The task will be executed once only.
|
|
* \param task The task function object.
|
|
*/
|
|
template<typename Pool>
|
|
typename enable_if <
|
|
is_void< typename result_of< typename Pool::task_type() >::type >,
|
|
bool
|
|
>::type
|
|
schedule(Pool& pool, typename Pool::task_type const & task)
|
|
{
|
|
return pool.schedule(task);
|
|
}
|
|
|
|
|
|
template<typename Pool>
|
|
typename enable_if <
|
|
is_void< typename result_of< typename Pool::task_type() >::type >,
|
|
bool
|
|
>::type
|
|
schedule(shared_ptr<Pool> const pool, typename Pool::task_type const & task)
|
|
{
|
|
return pool->schedule(task);
|
|
}
|
|
|
|
|
|
} } // namespace boost::threadpool
|
|
|
|
#endif // THREADPOOL_POOL_ADAPTORS_HPP_INCLUDED
|
|
|
|
|