00001 // [License] 00002 // The Ariba-Underlay Copyright 00003 // 00004 // Copyright (c) 2008-2009, Institute of Telematics, Universität Karlsruhe (TH) 00005 // 00006 // Institute of Telematics 00007 // Universität Karlsruhe (TH) 00008 // Zirkel 2, 76128 Karlsruhe 00009 // Germany 00010 // 00011 // Redistribution and use in source and binary forms, with or without 00012 // modification, are permitted provided that the following conditions are 00013 // met: 00014 // 00015 // 1. Redistributions of source code must retain the above copyright 00016 // notice, this list of conditions and the following disclaimer. 00017 // 2. Redistributions in binary form must reproduce the above copyright 00018 // notice, this list of conditions and the following disclaimer in the 00019 // documentation and/or other materials provided with the distribution. 00020 // 00021 // THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND 00022 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00023 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00024 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ARIBA PROJECT OR 00025 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00026 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00027 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00028 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00029 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00030 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00031 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00032 // 00033 // The views and conclusions contained in the software and documentation 00034 // are those of the authors and should not be interpreted as representing 00035 // official policies, either expressed or implied, of the Institute of 00036 // Telematics. 00037 // [License] 00038 00039 #ifndef BLOCKING_METHOD_H__ 00040 #define BLOCKING_METHOD_H__ 00041 00042 #include "ariba/utility/system/SystemEventListener.h" 00043 #include "ariba/utility/system/SystemQueue.h" 00044 #include "ariba/utility/system/SystemEvent.h" 00045 #include "ariba/utility/system/SystemEventType.h" 00046 #include <boost/thread/mutex.hpp> 00047 #include <boost/thread/thread.hpp> 00048 #include <boost/bind.hpp> 00049 00050 using ariba::utility::SystemEventType; 00051 using ariba::utility::SystemQueue; 00052 using ariba::utility::SystemEventListener; 00053 00054 namespace ariba { 00055 namespace utility { 00056 00057 class BlockingMethod : public SystemEventListener { 00058 public: 00059 BlockingMethod(); 00060 virtual ~BlockingMethod(); 00061 00062 // start the blocking method 00063 void runBlockingMethod(); 00064 00065 protected: 00066 00067 // call this from blockingFunction when you want 00068 // to join the main thread in sync again.and the blocking 00069 // function is done 00070 void dispatch(); 00071 void handleSystemEvent(const SystemEvent& event); 00072 static void threadFunc(BlockingMethod* obj); 00073 00074 // async called when dispatch() is triggered 00075 // and you are back in sync with the main thread 00076 virtual void dispatchFunction() = 0; 00077 00078 // implement with your blocking code 00079 virtual void blockingFunction() = 0; 00080 00081 private: 00082 boost::thread* threadObj; 00083 00084 }; 00085 00086 }} // namespace ariba, common 00087 00088 #endif // BLOCKING_METHOD_H__