mirror of https://gitee.com/bigwinds/arangodb
77 lines
2.9 KiB
C++
77 lines
2.9 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// @brief Read Unlocker
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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 2014 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 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 ArangoDB GmbH, Cologne, Germany
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///
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/// @author Frank Celler
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/// @author Achim Brandt
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/// @author Copyright 2014, ArangoDB GmbH, Cologne, Germany
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/// @author Copyright 2010-2013, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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#include "ReadUnlocker.h"
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using namespace triagens::basics;
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// -----------------------------------------------------------------------------
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// --SECTION-- constructors and destructors
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @brief unlocks the lock
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///
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/// The constructor unlocks the lock, the destructors aquires a read-lock.
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////////////////////////////////////////////////////////////////////////////////
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ReadUnlocker::ReadUnlocker (ReadWriteLock* readWriteLock)
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: ReadUnlocker(readWriteLock, nullptr, 0) {
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief unlocks the lock
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///
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/// The constructor unlocks the lock, the destructors aquires a read-lock.
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////////////////////////////////////////////////////////////////////////////////
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ReadUnlocker::ReadUnlocker (ReadWriteLock* readWriteLock, char const* file, int line)
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: _readWriteLock(readWriteLock), _file(file), _line(line) {
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_readWriteLock->unlock();
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief aquires the read-lock
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////////////////////////////////////////////////////////////////////////////////
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ReadUnlocker::~ReadUnlocker () {
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_readWriteLock->readLock();
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}
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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}\\|/// @page\\|// --SECTION--\\|/// @\\}"
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// End:
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