mirror of https://gitee.com/bigwinds/arangodb
190 lines
6.8 KiB
C++
190 lines
6.8 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// @brief task for general communication
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///
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/// @file
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///
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/// DISCLAIMER
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///
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/// Copyright 2004-2012 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is triAGENS GmbH, Cologne, Germany
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///
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/// @author Dr. Frank Celler
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/// @author Achim Brandt
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/// @author Copyright 2009-2012, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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#ifndef TRIAGENS_GENERAL_SERVER_GENERAL_ASYNC_COMM_TASK_H
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#define TRIAGENS_GENERAL_SERVER_GENERAL_ASYNC_COMM_TASK_H 1
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#include "GeneralServer/GeneralCommTask.h"
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#include "Basics/Exceptions.h"
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#include "Scheduler/AsyncTask.h"
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#include "Rest/Handler.h"
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// -----------------------------------------------------------------------------
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// --SECTION-- class GeneralAsyncCommTask
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @addtogroup GeneralServer
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/// @{
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////////////////////////////////////////////////////////////////////////////////
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namespace triagens {
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namespace rest {
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////////////////////////////////////////////////////////////////////////////////
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/// @brief task for general communication
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////////////////////////////////////////////////////////////////////////////////
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template<typename S, typename HF, typename T>
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class GeneralAsyncCommTask : public T, public AsyncTask {
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private:
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GeneralAsyncCommTask (GeneralAsyncCommTask const&);
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GeneralAsyncCommTask& operator= (GeneralAsyncCommTask const&);
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////////////////////////////////////////////////////////////////////////////////
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/// @}
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////////////////////////////////////////////////////////////////////////////////
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// -----------------------------------------------------------------------------
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// --SECTION-- constructors and destructors
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @addtogroup GeneralServer
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/// @{
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////////////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////
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/// @brief constructs a new task with a given socket
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////////////////////////////////////////////////////////////////////////////////
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public:
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GeneralAsyncCommTask (S* server, TRI_socket_t s, ConnectionInfo const& info, double keepAliveTimeout)
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: Task("GeneralAsyncCommTask"),
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T(server, s, info, keepAliveTimeout) {
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief destructs a task
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////////////////////////////////////////////////////////////////////////////////
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protected:
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~GeneralAsyncCommTask () {
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @}
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////////////////////////////////////////////////////////////////////////////////
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// -----------------------------------------------------------------------------
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// --SECTION-- Task methods
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @addtogroup GeneralServer
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/// @{
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////////////////////////////////////////////////////////////////////////////////
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protected:
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////////////////////////////////////////////////////////////////////////////////
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/// {@inheritDoc}
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////////////////////////////////////////////////////////////////////////////////
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bool setup (Scheduler* scheduler, EventLoop loop) {
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bool ok;
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ok = SocketTask::setup(scheduler, loop);
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if (!ok) {
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return false;
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}
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ok = AsyncTask::setup(scheduler, loop);
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if (!ok) {
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return false;
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}
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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/// {@inheritDoc}
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////////////////////////////////////////////////////////////////////////////////
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void cleanup () {
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SocketTask::cleanup();
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AsyncTask::cleanup();
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}
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////////////////////////////////////////////////////////////////////////////////
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/// {@inheritDoc}
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////////////////////////////////////////////////////////////////////////////////
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bool handleEvent (EventToken token, EventType events) {
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bool result = T::handleEvent(token, events);
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if (result) {
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result = AsyncTask::handleEvent(token, events);
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}
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return result;
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @}
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////////////////////////////////////////////////////////////////////////////////
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// -----------------------------------------------------------------------------
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// --SECTION-- AsyncTask methods
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @addtogroup GeneralServer
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/// @{
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////////////////////////////////////////////////////////////////////////////////
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protected:
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////////////////////////////////////////////////////////////////////////////////
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/// @brief handles the signal
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////////////////////////////////////////////////////////////////////////////////
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bool handleAsync () {
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this->_server->handleAsync(this);
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return true;
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}
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};
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @}
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////////////////////////////////////////////////////////////////////////////////
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#endif
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// -----------------------------------------------------------------------------
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// --SECTION-- END-OF-FILE
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// -----------------------------------------------------------------------------
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// Local Variables:
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// mode: outline-minor
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// outline-regexp: "^\\(/// @brief\\|/// {@inheritDoc}\\|/// @addtogroup\\|/// @page\\|// --SECTION--\\|/// @\\}\\)"
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// End:
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