mirror of https://gitee.com/bigwinds/arangodb
102 lines
2.8 KiB
C++
102 lines
2.8 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 Dr. Frank Celler
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGOD_HTTP_SERVER_HTTP_HANDLER_FACTORY_H
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#define ARANGOD_HTTP_SERVER_HTTP_HANDLER_FACTORY_H 1
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#include "Basics/Common.h"
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#include "Basics/Mutex.h"
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#include "Basics/ReadWriteLock.h"
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#include "Rest/HttpResponse.h"
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namespace arangodb {
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class GeneralRequest;
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class GeneralResponse;
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struct ConnectionInfo;
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namespace rest {
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class RestHandler;
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class RestHandlerFactory {
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RestHandlerFactory(RestHandlerFactory const&) = delete;
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RestHandlerFactory& operator=(RestHandlerFactory const&) = delete;
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public:
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// handler creator
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typedef RestHandler* (*create_fptr)(GeneralRequest*, GeneralResponse*,
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void* data);
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// context handler
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typedef bool (*context_fptr)(GeneralRequest*, void*);
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public:
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RestHandlerFactory(context_fptr, void*);
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public:
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// sets maintenance mode
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static void setMaintenance(bool);
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// checks maintenance mode
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static bool isMaintenance();
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public:
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// set request context, wrapper method
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bool setRequestContext(GeneralRequest*);
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// creates a new handler
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RestHandler* createHandler(GeneralRequest*, GeneralResponse*);
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// adds a path and constructor to the factory
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void addHandler(std::string const& path, create_fptr, void* data = 0);
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// adds a prefix path and constructor to the factory
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void addPrefixHandler(std::string const& path, create_fptr, void* data = 0);
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// adds a path and constructor to the factory
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void addNotFoundHandler(create_fptr);
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private:
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// set context callback
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context_fptr _setContext;
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// set context data
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void* _contextData;
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// list of constructors
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std::unordered_map<std::string, std::pair<create_fptr, void*>> _constructors;
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// list of prefix handlers
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std::vector<std::string> _prefixes;
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// constructor for a not-found handler
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create_fptr _notFound;
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private:
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static std::atomic<bool> _maintenanceMode;
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};
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}
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}
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#endif
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