mirror of https://gitee.com/bigwinds/arangodb
72 lines
2.5 KiB
C++
72 lines
2.5 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_VOC_BASE_EDGE_COLLECTION_H
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#define ARANGOD_VOC_BASE_EDGE_COLLECTION_H 1
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#include "Basics/Common.h"
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#include "Basics/Exceptions.h"
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#include "VocBase/voc-types.h"
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struct TRI_document_collection_t;
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namespace arangodb {
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class Transaction;
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief edge direction
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////////////////////////////////////////////////////////////////////////////////
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typedef enum {
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TRI_EDGE_ANY = 0, // can only be used for searching
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TRI_EDGE_IN = 1,
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TRI_EDGE_OUT = 2
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} TRI_edge_direction_e;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief edge index iterator
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/// NOTE: Make sure the input Slice stays valid as long as this iterator
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/// is in use.
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////////////////////////////////////////////////////////////////////////////////
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struct TRI_edge_index_iterator_t {
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TRI_edge_index_iterator_t(TRI_edge_direction_e direction,
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arangodb::velocypack::Slice const& edge)
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: _direction(direction), _edge(edge) {}
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TRI_edge_direction_e const _direction;
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arangodb::velocypack::Slice const _edge;
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief looks up edges
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/// DEPRECATED
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////////////////////////////////////////////////////////////////////////////////
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std::vector<TRI_doc_mptr_t> TRI_LookupEdgesDocumentCollection(
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arangodb::Transaction*, struct TRI_document_collection_t*,
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TRI_edge_direction_e, TRI_voc_cid_t, std::string const&);
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#endif
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