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arangodb/lib/Basics/ScopeGuard.h

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////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Jan Steemann
////////////////////////////////////////////////////////////////////////////////
#ifndef ARANGODB_BASICS_SCOPE_GUARD_H
#define ARANGODB_BASICS_SCOPE_GUARD_H 1
#include "Basics/Common.h"
namespace arangodb {
namespace basics {
class ScopeGuard {
public:
ScopeGuard(std::function<void()> onEnter, std::function<void()> onExit)
: _onExit(onExit) {
onEnter();
}
~ScopeGuard() { _onExit(); }
std::function<void()> _onExit;
};
}
}
#endif