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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "multinumericenumattribute.h"
#include "enum_store_loaders.h"
#include "load_utils.h"
#include "loadednumericvalue.h"
#include "enumerated_multi_value_read_view.h"
#include "multi_numeric_enum_search_context.h"
#include "numeric_sort_blob_writer.h"
#include <vespa/searchlib/query/query_term_simple.h>
#include <vespa/searchlib/util/fileutil.hpp>
#include <vespa/vespalib/util/array.hpp>
#include <vespa/vespalib/util/stash.h>
namespace search {
using fileutil::LoadedBuffer;
template <typename B, typename M>
MultiValueNumericEnumAttribute<B, M>::
MultiValueNumericEnumAttribute(const vespalib::string & baseFileName, const AttributeVector::Config & cfg)
: MultiValueEnumAttribute<B, M>(baseFileName, cfg)
{ }
template <typename B, typename M>
void
MultiValueNumericEnumAttribute<B, M>::loadAllAtOnce(AttributeReader & attrReader, size_t numDocs, size_t numValues)
{
LoadedVectorR loaded(numValues);
bool hasWeight(attrReader.hasWeight());
for (uint32_t docIdx(0), valueIdx(0); docIdx < numDocs; ++docIdx) {
const uint32_t currValueCount = attrReader.getNextValueCount();
for (uint32_t subIdx = 0; subIdx < currValueCount; ++subIdx) {
loaded[valueIdx]._docId = docIdx;
loaded[valueIdx]._idx = subIdx;
loaded[valueIdx].setValue(attrReader.getNextData());
loaded[valueIdx].setWeight(hasWeight ? attrReader.getNextWeight() : 1);
valueIdx++;
}
}
attribute::sortLoadedByValue(loaded);
this->load_posting_lists(loaded);
loaded.rewind();
this->load_enum_store(loaded);
attribute::sortLoadedByDocId(loaded);
loaded.rewind();
this->fillValues(loaded);
}
template <typename B, typename M>
bool
MultiValueNumericEnumAttribute<B, M>::onLoadEnumerated(ReaderBase &attrReader)
{
auto udatBuffer = attribute::LoadUtils::loadUDAT(*this);
uint32_t numDocs = attrReader.getNumIdx() - 1;
uint64_t numValues = attrReader.getNumValues();
uint64_t enumCount = attrReader.getEnumCount();
assert(numValues == enumCount);
(void) enumCount;
this->setNumDocs(numDocs);
this->setCommittedDocIdLimit(numDocs);
this->_mvMapping.reserve(numDocs);
if (this->hasPostings()) {
auto loader = this->getEnumStore().make_enumerated_postings_loader();
loader.load_unique_values(udatBuffer->buffer(), udatBuffer->size());
loader.build_enum_value_remapping();
this->load_enumerated_data(attrReader, loader, numValues);
if (numDocs > 0) {
this->onAddDoc(numDocs - 1);
}
this->load_posting_lists_and_update_enum_store(loader);
} else {
auto loader = this->getEnumStore().make_enumerated_loader();
loader.load_unique_values(udatBuffer->buffer(), udatBuffer->size());
loader.build_enum_value_remapping();
this->load_enumerated_data(attrReader, loader);
}
return true;
}
template <typename B, typename M>
bool
MultiValueNumericEnumAttribute<B, M>::onLoad(vespalib::Executor *)
{
AttributeReader attrReader(*this);
bool ok(attrReader.getHasLoadData());
if (!ok) {
return false;
}
this->_enumStore.clear_default_value_ref();
this->commit();
this->incGeneration();
this->setCreateSerialNum(attrReader.getCreateSerialNum());
if (attrReader.getEnumerated()) {
return onLoadEnumerated(attrReader);
}
size_t numDocs = attrReader.getNumIdx() - 1;
uint32_t numValues = attrReader.getNumValues();
this->setNumDocs(numDocs);
this->setCommittedDocIdLimit(numDocs);
if (numDocs > 0) {
this->onAddDoc(numDocs - 1);
}
this->_mvMapping.reserve(numDocs);
loadAllAtOnce(attrReader, numDocs, numValues);
return true;
}
template <typename B, typename M>
const attribute::IArrayReadView<typename B::BaseClass::BaseType>*
MultiValueNumericEnumAttribute<B, M>::make_read_view(attribute::IMultiValueAttribute::ArrayTag<typename B::BaseClass::BaseType>, vespalib::Stash& stash) const
{
return &stash.create<attribute::EnumeratedMultiValueReadView<T, M>>(this->_mvMapping.make_read_view(this->getCommittedDocIdLimit()), this->_enumStore);
}
template <typename B, typename M>
const attribute::IWeightedSetReadView<typename B::BaseClass::BaseType>*
MultiValueNumericEnumAttribute<B, M>::make_read_view(attribute::IMultiValueAttribute::WeightedSetTag<typename B::BaseClass::BaseType>, vespalib::Stash& stash) const
{
return &stash.create<attribute::EnumeratedMultiValueReadView<multivalue::WeightedValue<T>, M>>(this->_mvMapping.make_read_view(this->getCommittedDocIdLimit()), this->_enumStore);
}
template <typename B, typename M>
std::unique_ptr<attribute::SearchContext>
MultiValueNumericEnumAttribute<B, M>::getSearch(QueryTermSimple::UP qTerm,
const attribute::SearchContextParams & params) const
{
(void) params;
auto doc_id_limit = this->getCommittedDocIdLimit();
return std::make_unique<attribute::MultiNumericEnumSearchContext<T, M>>(std::move(qTerm), *this, this->_mvMapping.make_read_view(doc_id_limit), this->_enumStore);
}
template <typename B, typename M>
template <bool asc>
long
MultiValueNumericEnumAttribute<B, M>::on_serialize_for_sort(DocId doc, void* serTo, long available) const
{
attribute::NumericSortBlobWriter<T, asc> writer;
auto indices = this->_mvMapping.get(doc);
for (auto& v : indices) {
writer.candidate(this->_enumStore.get_value(multivalue::get_value_ref(v).load_acquire()));
}
return writer.write(serTo, available);
}
template <typename B, typename M>
long
MultiValueNumericEnumAttribute<B, M>::onSerializeForAscendingSort(DocId doc, void* serTo, long available, const common::BlobConverter*) const
{
return on_serialize_for_sort<true>(doc, serTo, available);
}
template <typename B, typename M>
long
MultiValueNumericEnumAttribute<B, M>::onSerializeForDescendingSort(DocId doc, void* serTo, long available, const common::BlobConverter*) const
{
return on_serialize_for_sort<false>(doc, serTo, available);
}
} // namespace search
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