mirror of https://gitee.com/bigwinds/arangodb
42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2018 ArangoDB 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 Simon Grätzer
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGOD_FUTURES_PROMISE_INL_H
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#define ARANGOD_FUTURES_PROMISE_INL_H 1
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namespace arangodb {
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namespace futures {
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template <class T>
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Future<T> Promise<T>::getFuture() {
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if (_retrieved) {
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throw FutureException(ErrorCode::FutureAlreadyRetrieved);
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}
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_retrieved = true;
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return arangodb::futures::Future<T>(_state);
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}
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} // namespace futures
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} // namespace arangodb
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#endif // ARANGOD_FUTURES_PROMISE_INL_H
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