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arangodb/arangod/IResearch/IResearchMMFilesLink.cpp

134 lines
4.6 KiB
C++

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2017 ArangoDB GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Andrey Abramov
/// @author Vasiliy Nabatchikov
////////////////////////////////////////////////////////////////////////////////
#include "Cluster/ServerState.h"
#include "Logger/Logger.h"
#include "Logger/LogMacros.h"
#include "StorageEngine/PhysicalCollection.h"
#include "VocBase/LogicalCollection.h"
#include "IResearchCommon.h"
#include "IResearchMMFilesLink.h"
#include "IResearchLinkHelper.h"
NS_BEGIN(arangodb)
NS_BEGIN(iresearch)
IResearchMMFilesLink::IResearchMMFilesLink(
TRI_idx_iid_t iid,
arangodb::LogicalCollection& collection
): Index(iid, collection, IResearchLinkHelper::emptyIndexSlice()),
IResearchLink(iid, collection) {
TRI_ASSERT(!ServerState::instance()->isCoordinator());
_unique = false; // cannot be unique since multiple fields are indexed
_sparse = true; // always sparse
}
IResearchMMFilesLink::~IResearchMMFilesLink() {
// NOOP
}
/*static*/ IResearchMMFilesLink::ptr IResearchMMFilesLink::make(
arangodb::LogicalCollection& collection,
arangodb::velocypack::Slice const& definition,
TRI_idx_iid_t id,
bool isClusterConstructor
) noexcept {
try {
PTR_NAMED(IResearchMMFilesLink, ptr, id, collection);
#ifdef ARANGODB_ENABLE_MAINTAINER_MODE
auto* link = dynamic_cast<arangodb::iresearch::IResearchMMFilesLink*>(ptr.get());
#else
auto* link = static_cast<arangodb::iresearch::IResearchMMFilesLink*>(ptr.get());
#endif
// ensure loaded so that we have valid data in next check
if (TRI_VOC_COL_STATUS_LOADED != collection.status()) {
collection.load();
}
if (!collection.getPhysical()->hasAllPersistentLocalIds()) {
LOG_TOPIC(ERR, arangodb::iresearch::TOPIC)
<< "mmfiles collection uses pre-3.4 format and cannot be linked to an "
<< "arangosearch view; try recreating collection and moving the "
<< "contents to the new collection";
return nullptr;
}
return link && link->init(definition) ? ptr : nullptr;
} catch (arangodb::basics::Exception& e) {
LOG_TOPIC(WARN, Logger::DEVEL)
<< "caught exception while creating arangosearch view MMFiles link '" << id << "': " << e.code() << " " << e.what();
IR_LOG_EXCEPTION();
} catch (std::exception const& e) {
LOG_TOPIC(WARN, Logger::DEVEL)
<< "caught exception while creating arangosearch view MMFiles link '" << id << "': " << e.what();
IR_LOG_EXCEPTION();
} catch (...) {
LOG_TOPIC(WARN, Logger::DEVEL)
<< "caught exception while creating arangosearch view MMFiles link '" << id << "'";
IR_LOG_EXCEPTION();
}
return nullptr;
}
void IResearchMMFilesLink::toVelocyPack(
arangodb::velocypack::Builder& builder,
std::underlying_type<arangodb::Index::Serialize>::type flags
) const {
if (builder.isOpenObject()) {
THROW_ARANGO_EXCEPTION(arangodb::Result(
TRI_ERROR_BAD_PARAMETER,
std::string("failed to generate link definition for arangosearch view MMFiles link '") + std::to_string(arangodb::Index::id()) + "'"
));
}
builder.openObject();
if (!json(builder)) {
THROW_ARANGO_EXCEPTION(arangodb::Result(
TRI_ERROR_INTERNAL,
std::string("failed to generate link definition for arangosearch view MMFiles link '") + std::to_string(arangodb::Index::id()) + "'"
));
}
if (arangodb::Index::hasFlag(flags, arangodb::Index::Serialize::Figures)) {
VPackBuilder figuresBuilder;
figuresBuilder.openObject();
toVelocyPackFigures(figuresBuilder);
figuresBuilder.close();
builder.add("figures", figuresBuilder.slice());
}
builder.close();
}
NS_END // iresearch
NS_END // arangodb
// -----------------------------------------------------------------------------
// --SECTION-- END-OF-FILE
// -----------------------------------------------------------------------------