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104 lines
2.8 KiB
C++
104 lines
2.8 KiB
C++
//
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// ActiveRunnable.h
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//
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// $Id: //poco/Main/Foundation/include/Poco/ActiveRunnable.h#3 $
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//
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// Library: Foundation
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// Package: Threading
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// Module: ActiveObjects
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//
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// Definition of the ActiveRunnable class.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef Foundation_ActiveRunnable_INCLUDED
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#define Foundation_ActiveRunnable_INCLUDED
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#include "Poco/Foundation.h"
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#include "Poco/ActiveResult.h"
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#include "Poco/Runnable.h"
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#include "Poco/Exception.h"
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namespace Poco {
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template <class ResultType, class ArgType, class OwnerType>
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class ActiveRunnable: public Runnable
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/// This class is used by ActiveMethod.
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/// See the ActiveMethod class for more information.
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{
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public:
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typedef ResultType (OwnerType::*Callback)(const ArgType&);
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typedef ActiveResult<ResultType> ActiveResultType;
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ActiveRunnable(OwnerType* pOwner, Callback method, const ArgType& arg, const ActiveResultType& result):
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_pOwner(pOwner),
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_method(method),
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_arg(arg),
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_result(result)
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{
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poco_check_ptr (pOwner);
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}
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void run()
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{
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try
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{
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_result.data(new ResultType((_pOwner->*_method)(_arg)));
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}
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catch (Exception& e)
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{
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_result.error(e);
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}
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catch (std::exception& e)
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{
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_result.error(e.what());
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}
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catch (...)
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{
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_result.error("unknown exception");
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}
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_result.notify();
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delete this;
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}
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private:
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OwnerType* _pOwner;
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Callback _method;
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ArgType _arg;
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ActiveResultType _result;
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};
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} // namespace Poco
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#endif // Foundation_ActiveRunnable_INCLUDED
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