worker_thread.hpp
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00001 
00017 #ifndef THREADPOOL_DETAIL_WORKER_THREAD_HPP_INCLUDED
00018 #define THREADPOOL_DETAIL_WORKER_THREAD_HPP_INCLUDED
00019 
00020 
00021 #include "scope_guard.hpp"
00022 
00023 #include <boost/smart_ptr.hpp>
00024 #include <boost/thread.hpp>
00025 #include <boost/thread/exceptions.hpp>
00026 #include <boost/thread/mutex.hpp>
00027 #include <boost/bind.hpp>
00028 
00029 
00030 namespace boost { namespace threadpool { namespace detail 
00031 {
00032 
00043   template <typename Pool>
00044   class worker_thread
00045   : public enable_shared_from_this< worker_thread<Pool> > 
00046   , private noncopyable
00047   {
00048   public:
00049     typedef Pool pool_type;                
00050 
00051   private:
00052     shared_ptr<pool_type>      m_pool;     
00053     shared_ptr<boost::thread>  m_thread;   
00054 
00055     
00060     worker_thread(shared_ptr<pool_type> const & pool)
00061     : m_pool(pool)
00062     {
00063       assert(pool);
00064     }
00065 
00066         
00069         void died_unexpectedly()
00070         {
00071                 m_pool->worker_died_unexpectedly(this->shared_from_this());
00072         }
00073 
00074 
00075   public:
00078           void run()
00079           { 
00080                   scope_guard notify_exception(bind(&worker_thread::died_unexpectedly, this));
00081 
00082                   while(m_pool->execute_task()) {}
00083 
00084                   notify_exception.disable();
00085                   m_pool->worker_destructed(this->shared_from_this());
00086           }
00087 
00088 
00091           void join()
00092           {
00093                   m_thread->join();
00094           }
00095 
00096 
00100           static void create_and_attach(shared_ptr<pool_type> const & pool)
00101           {
00102                   shared_ptr<worker_thread> worker(new worker_thread(pool));
00103                   if(worker)
00104                   {
00105                           worker->m_thread.reset(new boost::thread(bind(&worker_thread::run, worker)));
00106                   }
00107           }
00108 
00109   };
00110 
00111 
00112 } } } // namespace boost::threadpool::detail
00113 
00114 #endif // THREADPOOL_DETAIL_WORKER_THREAD_HPP_INCLUDED
00115 


obj_rec_gui
Author(s): AGAS/agas@uni-koblenz.de
autogenerated on Mon Oct 6 2014 02:53:43