mirror of https://gitee.com/bigwinds/arangodb
122 lines
4.2 KiB
C++
122 lines
4.2 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2017 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 Andrey Abramov
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/// @author Vasiliy Nabatchikov
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGOD_IRESEARCH__IRESEARCH_ROCKSDB_LINK_H
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#define ARANGOD_IRESEARCH__IRESEARCH_ROCKSDB_LINK_H 1
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#include "IResearchLink.h"
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#include "RocksDBEngine/RocksDBIndex.h"
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namespace arangodb {
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struct IndexTypeFactory; // forward declaration
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}
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namespace arangodb {
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namespace iresearch {
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class IResearchRocksDBLink final : public arangodb::RocksDBIndex, public IResearchLink {
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public:
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void afterTruncate(TRI_voc_tick_t /*tick*/) override {
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IResearchLink::afterTruncate();
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}
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bool canBeDropped() const override {
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return IResearchLink::canBeDropped();
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}
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arangodb::Result drop() override { return IResearchLink::drop(); }
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//////////////////////////////////////////////////////////////////////////////
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/// @brief the factory for this type of index
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//////////////////////////////////////////////////////////////////////////////
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static arangodb::IndexTypeFactory const& factory();
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bool hasSelectivityEstimate() const override {
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return IResearchLink::hasSelectivityEstimate();
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}
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arangodb::Result insert(arangodb::transaction::Methods& trx,
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arangodb::RocksDBMethods* methods,
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arangodb::LocalDocumentId const& documentId,
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arangodb::velocypack::Slice const& doc,
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arangodb::Index::OperationMode mode) override {
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return IResearchLink::insert(trx, documentId, doc, mode);
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}
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bool isSorted() const override { return IResearchLink::isSorted(); }
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bool isHidden() const override { return IResearchLink::isHidden(); }
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bool needsReversal() const override { return true; }
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void load() override { IResearchLink::load(); }
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bool matchesDefinition(arangodb::velocypack::Slice const& slice) const override {
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return IResearchLink::matchesDefinition(slice);
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}
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size_t memory() const override { return IResearchLink::memory(); }
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arangodb::Result remove(arangodb::transaction::Methods& trx,
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arangodb::RocksDBMethods*,
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arangodb::LocalDocumentId const& documentId,
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arangodb::velocypack::Slice const& doc,
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arangodb::Index::OperationMode mode) override {
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return IResearchLink::remove(trx, documentId, doc, mode);
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fill and return a JSON description of a IResearchLink object
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/// @param withFigures output 'figures' section with e.g. memory size
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////////////////////////////////////////////////////////////////////////////////
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using Index::toVelocyPack; // for std::shared_ptr<Builder> Index::toVelocyPack(bool, Index::Serialize)
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void toVelocyPack(arangodb::velocypack::Builder& builder,
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std::underlying_type<arangodb::Index::Serialize>::type flags) const override;
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IndexType type() const override { return IResearchLink::type(); }
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char const* typeName() const override {
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return IResearchLink::typeName();
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}
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void unload() override {
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auto res = IResearchLink::unload();
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if (!res.ok()) {
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THROW_ARANGO_EXCEPTION(res);
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}
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}
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private:
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struct IndexFactory; // forward declaration
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IResearchRocksDBLink(TRI_idx_iid_t iid, arangodb::LogicalCollection& collection);
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};
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} // namespace iresearch
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} // namespace arangodb
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#endif
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