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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "multinumericattribute.h"
#include "multivalueattribute.hpp"
#include "attributevector.hpp"
#include "attributeiterators.hpp"
#include "multinumericattributesaver.h"
#include "load_utils.h"
#include "primitivereader.h"
#include <vespa/searchlib/queryeval/emptysearch.h>
#include <vespa/searchlib/util/fileutil.h>
#include <vespa/fastlib/io/bufferedfile.h>
namespace search {
using fileutil::LoadedBuffer;
template <typename B, typename M>
typename MultiValueNumericAttribute<B, M>::T
MultiValueNumericAttribute<B, M>::getFromEnum(EnumHandle e) const
{
(void) e;
return 0;
}
template <typename B, typename M>
bool MultiValueNumericAttribute<B, M>::findEnum(T value, EnumHandle & e) const
{
(void) value; (void) e;
return false;
}
template <typename B, typename M>
MultiValueNumericAttribute<B, M>::
MultiValueNumericAttribute(const vespalib::string & baseFileName, const AttributeVector::Config & c) :
MultiValueAttribute<B, M>(baseFileName, c)
{
}
template <typename B, typename M>
uint32_t MultiValueNumericAttribute<B, M>::getValueCount(DocId doc) const
{
if (doc >= B::getNumDocs()) {
return 0;
}
MultiValueArrayRef values(this->_mvMapping.get(doc));
return values.size();
}
template <typename B, typename M>
void
MultiValueNumericAttribute<B, M>::onCommit()
{
DocumentValues docValues;
this->applyAttributeChanges(docValues);
{
typename B::ValueModifier valueGuard(this->getValueModifier());
for (const auto & value : docValues) {
clearOldValues(value.first);
setNewValues(value.first, value.second);
}
}
std::atomic_thread_fence(std::memory_order_release);
this->removeAllOldGenerations();
this->_changes.clear();
if (this->_mvMapping.considerCompact(this->getConfig().getCompactionStrategy())) {
this->incGeneration();
this->updateStat(true);
}
}
template <typename B, typename M>
void MultiValueNumericAttribute<B, M>::onUpdateStat()
{
MemoryUsage usage = this->_mvMapping.updateStat();
usage.merge(this->getChangeVectorMemoryUsage());
this->updateStatistics(this->_mvMapping.getTotalValueCnt(), this->_mvMapping.getTotalValueCnt(), usage.allocatedBytes(),
usage.usedBytes(), usage.deadBytes(), usage.allocatedBytesOnHold());
}
template <typename B, typename M>
void MultiValueNumericAttribute<B, M>::clearOldValues(DocId doc)
{
(void) doc;
}
template <typename B, typename M>
void MultiValueNumericAttribute<B, M>::setNewValues(DocId doc, const std::vector<WType> & values)
{
this->_mvMapping.set(doc, values);
}
template <typename B, typename M>
void MultiValueNumericAttribute<B, M>::removeOldGenerations(generation_t firstUsed)
{
this->_mvMapping.trimHoldLists(firstUsed);
}
template <typename B, typename M>
void MultiValueNumericAttribute<B, M>::onGenerationChange(generation_t generation)
{
this->_mvMapping.transferHoldLists(generation - 1);
}
template <typename B, typename M>
bool
MultiValueNumericAttribute<B, M>::onLoadEnumerated(ReaderBase & attrReader)
{
uint32_t numDocs = attrReader.getNumIdx() - 1;
this->setNumDocs(numDocs);
this->setCommittedDocIdLimit(numDocs);
this->_mvMapping.reserve(numDocs+1);
LoadedBuffer::UP udatBuffer(this->loadUDAT());
assert((udatBuffer->size() % sizeof(T)) == 0);
vespalib::ConstArrayRef<T> map(reinterpret_cast<const T *>(udatBuffer->buffer()),
udatBuffer->size() / sizeof(T));
uint32_t maxvc = attribute::loadFromEnumeratedMultiValue(this->_mvMapping, attrReader, map, attribute::NoSaveLoadedEnum());
this->checkSetMaxValueCount(maxvc);
return true;
}
template <typename B, typename M>
bool
MultiValueNumericAttribute<B, M>::onLoad()
{
PrimitiveReader<MValueType> attrReader(*this);
bool ok(attrReader.getHasLoadData());
if (!ok)
return false;
this->setCreateSerialNum(attrReader.getCreateSerialNum());
if (attrReader.getEnumerated())
return onLoadEnumerated(attrReader);
bool hasWeight(attrReader.hasWeight());
size_t numDocs = attrReader.getNumIdx() - 1;
this->_mvMapping.prepareLoadFromMultiValue();
// set values
std::vector<MultiValueType> values;
B::setNumDocs(numDocs);
B::setCommittedDocIdLimit(numDocs);
this->_mvMapping.reserve(numDocs+1);
for (DocId doc = 0; doc < numDocs; ++doc) {
const uint32_t valueCount(attrReader.getNextValueCount());
for (uint32_t i(0); i < valueCount; i++) {
MValueType currData = attrReader.getNextData();
values.push_back(MultiValueType(currData,
hasWeight ?
attrReader.getNextWeight() : 1));
}
this->checkSetMaxValueCount(valueCount);
setNewValues(doc, values);
values.clear();
}
this->_mvMapping.doneLoadFromMultiValue();
return true;
}
template <typename B, typename M>
AttributeVector::SearchContext::UP
MultiValueNumericAttribute<B, M>::getSearch(QueryTermSimple::UP qTerm,
const AttributeVector::SearchContext::Params & params) const
{
(void) params;
if (this->hasArrayType()) {
return std::unique_ptr<AttributeVector::SearchContext>
(new ArraySearchContext(std::move(qTerm), *this));
} else {
return std::unique_ptr<AttributeVector::SearchContext>
(new SetSearchContext(std::move(qTerm), *this));
}
}
template <typename B, typename M>
std::unique_ptr<AttributeSaver>
MultiValueNumericAttribute<B, M>::onInitSave()
{
vespalib::GenerationHandler::Guard guard(this->getGenerationHandler().
takeGuard());
return std::make_unique<MultiValueNumericAttributeSaver<MultiValueType>>
(std::move(guard), this->createSaveTargetConfig(), this->_mvMapping);
}
template <typename B, typename M>
bool MultiValueNumericAttribute<B, M>::SetSearchContext::valid() const { return this->isValid(); }
template <typename B, typename M>
MultiValueNumericAttribute<B, M>::SetSearchContext::SetSearchContext(QueryTermSimple::UP qTerm, const NumericAttribute & toBeSearched) :
NumericAttribute::Range<T>(*qTerm),
AttributeVector::SearchContext(toBeSearched),
_toBeSearched(static_cast<const MultiValueNumericAttribute<B, M> &>(toBeSearched))
{ }
template <typename B, typename M>
Int64Range MultiValueNumericAttribute<B, M>::SetSearchContext::getAsIntegerTerm() const {
return this->getRange();
}
template <typename B, typename M>
std::unique_ptr<queryeval::SearchIterator>
MultiValueNumericAttribute<B, M>::SetSearchContext::createFilterIterator(fef::TermFieldMatchData * matchData, bool strict)
{
if (!valid()) {
return queryeval::SearchIterator::UP(new queryeval::EmptySearch());
}
if (getIsFilter()) {
return queryeval::SearchIterator::UP
(strict
? new FilterAttributeIteratorStrict<SetSearchContext>(*this, matchData)
: new FilterAttributeIteratorT<SetSearchContext>(*this, matchData));
}
return queryeval::SearchIterator::UP
(strict
? new AttributeIteratorStrict<SetSearchContext>(*this, matchData)
: new AttributeIteratorT<SetSearchContext>(*this, matchData));
}
template <typename B, typename M>
bool MultiValueNumericAttribute<B, M>::ArraySearchContext::valid() const { return this->isValid(); }
template <typename B, typename M>
MultiValueNumericAttribute<B, M>::ArraySearchContext::ArraySearchContext(QueryTermSimple::UP qTerm, const NumericAttribute & toBeSearched) :
NumericAttribute::Range<T>(*qTerm),
AttributeVector::SearchContext(toBeSearched),
_toBeSearched(static_cast<const MultiValueNumericAttribute<B, M> &>(toBeSearched))
{ }
template <typename B, typename M>
Int64Range MultiValueNumericAttribute<B, M>::ArraySearchContext::getAsIntegerTerm() const {
return this->getRange();
}
template <typename B, typename M>
std::unique_ptr<queryeval::SearchIterator>
MultiValueNumericAttribute<B, M>::ArraySearchContext::createFilterIterator(fef::TermFieldMatchData * matchData, bool strict)
{
if (!valid()) {
return queryeval::SearchIterator::UP(new queryeval::EmptySearch());
}
if (getIsFilter()) {
return queryeval::SearchIterator::UP
(strict
? new FilterAttributeIteratorStrict<ArraySearchContext>(*this, matchData)
: new FilterAttributeIteratorT<ArraySearchContext>(*this, matchData));
}
return queryeval::SearchIterator::UP
(strict
? new AttributeIteratorStrict<ArraySearchContext>(*this, matchData)
: new AttributeIteratorT<ArraySearchContext>(*this, matchData));
}
} // namespace search
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