mirror of https://gitee.com/bigwinds/arangodb
130 lines
4.6 KiB
C++
130 lines
4.6 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 Michael Hackstein
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGOD_AQL_GRAPHS_H
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#define ARANGOD_AQL_GRAPHS_H 1
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#include "Basics/Common.h"
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#include "Basics/JsonHelper.h"
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namespace arangodb {
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namespace velocypack {
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class Slice;
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}
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namespace aql {
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class Graph {
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public:
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explicit Graph(arangodb::velocypack::Slice const&);
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~Graph() {}
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private:
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//////////////////////////////////////////////////////////////////////////////
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/// @brief the cids of all vertexCollections
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//////////////////////////////////////////////////////////////////////////////
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std::unordered_set<std::string> _vertexColls;
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//////////////////////////////////////////////////////////////////////////////
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/// @brief the cids of all edgeCollections
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//////////////////////////////////////////////////////////////////////////////
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std::unordered_set<std::string> _edgeColls;
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//////////////////////////////////////////////////////////////////////////////
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/// @brief Graph collection edge definition attribute name
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//////////////////////////////////////////////////////////////////////////////
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static char const* _attrEdgeDefs;
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//////////////////////////////////////////////////////////////////////////////
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/// @brief Graph collection orphan list arribute name
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//////////////////////////////////////////////////////////////////////////////
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static char const* _attrOrphans;
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public:
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//////////////////////////////////////////////////////////////////////////////
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/// @brief Graph collection name
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//////////////////////////////////////////////////////////////////////////////
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static std::string const _graphs;
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//////////////////////////////////////////////////////////////////////////////
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/// @brief Add Collections to the object
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//////////////////////////////////////////////////////////////////////////////
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void insertVertexCollections(arangodb::velocypack::Slice& arr);
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public:
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//////////////////////////////////////////////////////////////////////////////
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/// @brief get the cids of all vertexCollections
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//////////////////////////////////////////////////////////////////////////////
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std::unordered_set<std::string> const& vertexCollections() const;
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//////////////////////////////////////////////////////////////////////////////
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/// @brief get the cids of all edgeCollections
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//////////////////////////////////////////////////////////////////////////////
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std::unordered_set<std::string> const& edgeCollections() const;
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//////////////////////////////////////////////////////////////////////////////
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/// @brief Add an edge collection to this graphs definition
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//////////////////////////////////////////////////////////////////////////////
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void addEdgeCollection(std::string const&);
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//////////////////////////////////////////////////////////////////////////////
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/// @brief Add a vertex collection to this graphs definition
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//////////////////////////////////////////////////////////////////////////////
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void addVertexCollection(std::string const&);
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//////////////////////////////////////////////////////////////////////////////
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/// @brief return a JSON representation of the graph
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/// the caller is responsible for freeing the JSON later
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//////////////////////////////////////////////////////////////////////////////
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arangodb::basics::Json toJson(TRI_memory_zone_t*, bool) const;
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//////////////////////////////////////////////////////////////////////////////
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/// @brief return a VelocyPack representation of the graph
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//////////////////////////////////////////////////////////////////////////////
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void toVelocyPack(arangodb::velocypack::Builder&, bool) const;
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};
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} // namespace aql
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} // namespace arangodb
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#endif
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// Local Variables:
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// mode: outline-minor
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// outline-regexp: "/// @brief\\|/// {@inheritDoc}\\|/// @page\\|//
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// --SECTION--\\|/// @\\}"
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