mirror of https://gitee.com/bigwinds/arangodb
102 lines
3.1 KiB
C++
102 lines
3.1 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2016 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 Jan Steemann
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGOD_HTTP_SERVER_ASYNC_JOB_MANAGER_H
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#define ARANGOD_HTTP_SERVER_ASYNC_JOB_MANAGER_H 1
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#include "Basics/Common.h"
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#include "Basics/ReadWriteLock.h"
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namespace arangodb {
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class GeneralResponse;
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namespace rest {
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class AsyncCallbackContext;
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class GeneralServerJob;
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class RestHandler;
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// -----------------------------------------------------------------------------
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// --SECTION-- AsyncJobResult
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// -----------------------------------------------------------------------------
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struct AsyncJobResult {
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public:
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typedef enum { JOB_UNDEFINED, JOB_PENDING, JOB_DONE } Status;
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typedef uint64_t IdType;
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public:
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AsyncJobResult();
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AsyncJobResult(IdType jobId, Status status, AsyncCallbackContext* ctx,
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RestHandler* handler);
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~AsyncJobResult();
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public:
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IdType _jobId;
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GeneralResponse* _response;
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double _stamp;
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Status _status;
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AsyncCallbackContext* _ctx;
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RestHandler* _handler;
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};
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// -----------------------------------------------------------------------------
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// --SECTION-- AsyncJobManager
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// -----------------------------------------------------------------------------
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class AsyncJobManager {
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AsyncJobManager(AsyncJobManager const&) = delete;
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AsyncJobManager& operator=(AsyncJobManager const&) = delete;
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public:
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typedef std::unordered_map<AsyncJobResult::IdType, AsyncJobResult> JobList;
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public:
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AsyncJobManager();
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~AsyncJobManager();
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public:
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GeneralResponse* getJobResult(AsyncJobResult::IdType, AsyncJobResult::Status&,
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bool removeFromList);
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bool deleteJobResult(AsyncJobResult::IdType);
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void deleteJobResults();
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void deleteExpiredJobResults(double stamp);
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bool cancelJob(AsyncJobResult::IdType);
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std::vector<AsyncJobResult::IdType> pending(size_t maxCount);
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std::vector<AsyncJobResult::IdType> done(size_t maxCount);
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std::vector<AsyncJobResult::IdType> byStatus(AsyncJobResult::Status,
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size_t maxCount);
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void initAsyncJob(RestHandler*, char const*);
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void finishAsyncJob(RestHandler*);
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private:
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basics::ReadWriteLock _lock;
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JobList _jobs;
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};
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}
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}
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#endif
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