mirror of https://gitee.com/bigwinds/arangodb
117 lines
3.3 KiB
C++
117 lines
3.3 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2017 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 Dr. Frank Celler
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGODB_BASICS_WORK_DESCRIPTION_H
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#define ARANGODB_BASICS_WORK_DESCRIPTION_H 1
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#include "Common.h"
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struct TRI_vocbase_t;
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namespace arangodb {
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class Thread;
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namespace rest {
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class RestHandler;
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}
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// -----------------------------------------------------------------------------
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// --SECTION-- WorkType
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// -----------------------------------------------------------------------------
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enum class WorkType { THREAD, HANDLER, AQL_STRING, AQL_ID, CUSTOM };
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// -----------------------------------------------------------------------------
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// --SECTION-- WorkContext
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// -----------------------------------------------------------------------------
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struct WorkContext {
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WorkContext() {}
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WorkContext(std::string const& user) : _user(user) {}
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WorkContext(std::string const& user, std::string const& database)
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: _user(user), _database(database) {}
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std::string _user;
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std::string _database;
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};
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// -----------------------------------------------------------------------------
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// --SECTION-- WorkDescription
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// -----------------------------------------------------------------------------
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struct WorkDescription {
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WorkDescription(WorkType type, WorkDescription* prev)
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: _type(type), _id(0), _prev(prev) {
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if (prev != nullptr) {
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_context = prev->_context;
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}
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}
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WorkDescription(WorkType type, std::shared_ptr<WorkContext> context,
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WorkDescription* prev)
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: _type(type), _id(0), _context(context), _prev(prev) {}
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WorkType _type;
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uint64_t _id;
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std::shared_ptr<WorkContext> _context;
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std::atomic<WorkDescription*> _prev;
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union Data {
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Data() {}
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~Data() {}
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// THREAD
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struct ThreadMember {
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ThreadMember(Thread* thread, bool canceled)
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: _thread(thread), _canceled(canceled) {}
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Thread* _thread;
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std::atomic<bool> _canceled;
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} _thread;
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// HANDLER
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struct HandlerMember {
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std::shared_ptr<rest::RestHandler> _handler;
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std::atomic<bool> _canceled;
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} _handler;
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// AQL_STRING, AQL_ID
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struct AqlStringMember {
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TRI_vocbase_t* _vocbase;
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uint64_t _id;
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char _text[256];
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std::atomic<bool> _canceled;
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} _aql;
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// CUSTOM
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struct CustomMember {
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char _type[16];
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char _text[256];
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} _custom;
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} _data;
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};
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}
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#endif
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