mirror of https://gitee.com/bigwinds/arangodb
95 lines
3.3 KiB
C++
95 lines
3.3 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2016 ArangoDB 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 Manuel Baesler
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGODB_EXPORT_EXPORT_FEATURE_H
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#define ARANGODB_EXPORT_EXPORT_FEATURE_H 1
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#include <velocypack/Iterator.h>
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#include <velocypack/velocypack-aliases.h>
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#include "ApplicationFeatures/ApplicationFeature.h"
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#include "V8Client/ArangoClientHelper.h"
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#include "lib/Rest/CommonDefines.h"
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#include "Utils/ManagedDirectory.h"
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namespace arangodb {
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namespace httpclient {
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class GeneralClientConnection;
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class SimpleHttpClient;
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class SimpleHttpResult;
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} // namespace httpclient
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class ExportFeature final : public application_features::ApplicationFeature,
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public ArangoClientHelper {
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public:
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ExportFeature(application_features::ApplicationServer& server, int* result);
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void collectOptions(std::shared_ptr<options::ProgramOptions>) override;
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void validateOptions(std::shared_ptr<options::ProgramOptions> options) override;
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void prepare() override final;
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void start() override final;
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private:
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void collectionExport(httpclient::SimpleHttpClient* httpClient);
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void queryExport(httpclient::SimpleHttpClient* httpClient);
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void writeFirstLine(ManagedDirectory::File& fd, std::string const& fileName, std::string const& collection);
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void writeBatch(ManagedDirectory::File& fd, VPackArrayIterator it, std::string const& fileName);
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void graphExport(httpclient::SimpleHttpClient* httpClient);
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void writeGraphBatch(ManagedDirectory::File& fd, VPackArrayIterator it, std::string const& fileName);
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void xgmmlWriteOneAtt(ManagedDirectory::File& fd, VPackSlice const& slice,
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std::string const& name, int deep = 0);
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void writeToFile(ManagedDirectory::File& fd, std::string const& string);
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std::shared_ptr<VPackBuilder> httpCall(httpclient::SimpleHttpClient* httpClient,
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std::string const& url, arangodb::rest::RequestType,
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std::string postBody = "");
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std::vector<std::string> _collections;
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std::string _query;
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std::string _graphName;
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std::string _xgmmlLabelAttribute;
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std::string _typeExport;
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std::string _csvFieldOptions;
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std::vector<std::string> _csvFields;
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bool _xgmmlLabelOnly;
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std::string _outputDirectory;
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bool _overwrite;
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bool _progress;
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bool _useGzip;
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bool _firstLine;
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uint64_t _skippedDeepNested;
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uint64_t _httpRequestsDone;
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std::string _currentCollection;
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std::string _currentGraph;
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std::unique_ptr<ManagedDirectory> _directory;
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int* _result;
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};
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} // namespace arangodb
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#endif
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