mirror of https://gitee.com/bigwinds/arangodb
66 lines
2.3 KiB
C++
66 lines
2.3 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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#include "VocBase/SingleServerTraversalPath.h"
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#include "Aql/AqlValue.h"
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using namespace arangodb::aql;
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using namespace arangodb::traverser;
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void SingleServerTraversalPath::pathToVelocyPack(arangodb::Transaction* trx,
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VPackBuilder& result) {
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result.openObject();
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result.add(VPackValue("edges"));
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result.openArray();
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for (auto const& it : _path.edges) {
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auto cached = _traverser->_edges.find(it);
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// All edges are cached!!
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TRI_ASSERT(cached != _traverser->_edges.end());
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result.addExternal((*cached).second);
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}
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result.close();
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result.add(VPackValue("vertices"));
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result.openArray();
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for (auto const& it : _path.vertices) {
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result.add(_traverser->fetchVertexData(it).slice());
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}
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result.close();
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result.close();
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}
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void SingleServerTraversalPath::lastEdgeToVelocyPack(arangodb::Transaction* trx, VPackBuilder& result) {
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if (_path.edges.empty()) {
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result.add(arangodb::basics::VelocyPackHelper::NullValue());
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return;
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}
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auto cached = _traverser->_edges.find(_path.edges.back());
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// All edges are cached!!
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TRI_ASSERT(cached != _traverser->_edges.end());
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result.addExternal((*cached).second);
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}
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AqlValue SingleServerTraversalPath::lastVertexToAqlValue(arangodb::Transaction* trx) {
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return _traverser->fetchVertexData(_path.vertices.back());
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}
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