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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "document_inverter.h"
#include "i_field_index_collection.h"
#include "field_inverter.h"
#include "ordered_field_index_inserter.h"
#include "url_field_inverter.h"
#include <vespa/document/annotation/alternatespanlist.h>
#include <vespa/document/datatype/urldatatype.h>
#include <vespa/document/repo/fixedtyperepo.h>
#include <vespa/vespalib/util/isequencedtaskexecutor.h>
#include <vespa/searchlib/util/url.h>
#include <stdexcept>
#include <vespa/log/log.h>
LOG_SETUP(".memoryindex.document_inverter");
namespace search::memoryindex {
using document::Field;
using document::FieldValue;
using document::Document;
using document::ArrayFieldValue;
using document::WeightedSetFieldValue;
using document::StringFieldValue;
using document::IntFieldValue;
using document::StructFieldValue;
using document::DataType;
using document::DocumentType;
using document::AlternateSpanList;
using document::Span;
using document::SpanList;
using document::SimpleSpanList;
using document::SpanNode;
using index::DocIdAndPosOccFeatures;
using index::Schema;
using search::util::URL;
using search::index::FieldLengthCalculator;
DocumentInverter::DocumentInverter(const Schema &schema,
ISequencedTaskExecutor &invertThreads,
ISequencedTaskExecutor &pushThreads,
IFieldIndexCollection &fieldIndexes)
: _schema(schema),
_indexedFieldPaths(),
_dataType(nullptr),
_schemaIndexFields(),
_inverters(),
_urlInverters(),
_invertThreads(invertThreads),
_pushThreads(pushThreads)
{
_schemaIndexFields.setup(schema);
for (uint32_t fieldId = 0; fieldId < _schema.getNumIndexFields();
++fieldId) {
auto &remover(fieldIndexes.get_remover(fieldId));
auto &inserter(fieldIndexes.get_inserter(fieldId));
auto &calculator(fieldIndexes.get_calculator(fieldId));
_inverters.push_back(std::make_unique<FieldInverter>(_schema, fieldId, remover, inserter, calculator));
}
for (auto &urlField : _schemaIndexFields._uriFields) {
Schema::CollectionType collectionType =
_schema.getIndexField(urlField._all).getCollectionType();
_urlInverters.push_back(std::make_unique<UrlFieldInverter>
(collectionType,
_inverters[urlField._all].get(),
_inverters[urlField._scheme].get(),
_inverters[urlField._host].get(),
_inverters[urlField._port].get(),
_inverters[urlField._path].get(),
_inverters[urlField._query].get(),
_inverters[urlField._fragment].get(),
_inverters[urlField._hostname].get()));
}
}
DocumentInverter::~DocumentInverter()
{
_invertThreads.sync_all();
_pushThreads.sync_all();
}
void
DocumentInverter::addFieldPath(const document::DocumentType &docType, uint32_t fieldId)
{
assert(fieldId < _indexedFieldPaths.size());
std::unique_ptr<FieldPath> fp;
if ( ! docType.hasField(_schema.getIndexField(fieldId).getName())) {
LOG(error,
"Mismatch between documentdefinition and schema. "
"No field named '%s' from schema in document type '%s'",
_schema.getIndexField(fieldId).getName().c_str(),
docType.getName().c_str());
} else {
fp = std::make_unique<Field>(docType.getField(_schema.getIndexField(fieldId).getName()));
}
_indexedFieldPaths[fieldId] = std::move(fp);
}
void
DocumentInverter::buildFieldPath(const document::DocumentType &docType,
const document::DataType *dataType)
{
_indexedFieldPaths.clear();
_indexedFieldPaths.resize(_schema.getNumIndexFields());
for (const auto & fi : _schemaIndexFields._textFields) {
addFieldPath(docType, fi);
}
for (const auto & fi : _schemaIndexFields._uriFields) {
addFieldPath(docType, fi._all);
}
_dataType = dataType;
}
void
DocumentInverter::invertDocument(uint32_t docId, const Document &doc)
{
const document::DataType *dataType(doc.getDataType());
if (_indexedFieldPaths.empty() || _dataType != dataType) {
buildFieldPath(doc.getType(), dataType);
}
for (uint32_t fieldId : _schemaIndexFields._textFields) {
const FieldPath *const fieldPath(_indexedFieldPaths[fieldId].get());
FieldValue::UP fv;
if (fieldPath != nullptr) {
// TODO: better handling of input data (and better input data)
// FieldValue::UP fv = doc.getNestedFieldValue(fieldPath.begin(), fieldPath.end());
fv = doc.getValue(*fieldPath);
}
FieldInverter *inverter = _inverters[fieldId].get();
_invertThreads.execute(fieldId,[inverter, docId, fv(std::move(fv))]() {
inverter->invertField(docId, fv);
});
}
uint32_t urlId = 0;
for (const auto & fi : _schemaIndexFields._uriFields) {
uint32_t fieldId = fi._all;
const FieldPath *const fieldPath(_indexedFieldPaths[fieldId].get());
FieldValue::UP fv;
if (fieldPath != nullptr) {
// TODO: better handling of input data (and better input data)
// FieldValue::UP fv = doc.getNestedFieldValue(fieldPath.begin(), fieldPath.end());
fv = doc.getValue(*fieldPath);
}
UrlFieldInverter *inverter = _urlInverters[urlId].get();
_invertThreads.execute(fieldId,[inverter, docId, fv(std::move(fv))]() {
inverter->invertField(docId, fv);
});
++urlId;
}
}
void
DocumentInverter::removeDocument(uint32_t docId)
{
for (uint32_t fieldId : _schemaIndexFields._textFields) {
FieldInverter *inverter = _inverters[fieldId].get();
_invertThreads.execute(fieldId, [inverter, docId]() {
inverter->removeDocument(docId);
});
}
uint32_t urlId = 0;
for (const auto & fi : _schemaIndexFields._uriFields) {
uint32_t fieldId = fi._all;
UrlFieldInverter *inverter = _urlInverters[urlId].get();
_invertThreads.execute(fieldId,[inverter, docId]() {
inverter->removeDocument(docId);
});
++urlId;
}
}
void
DocumentInverter::pushDocuments(const std::shared_ptr<vespalib::IDestructorCallback> &onWriteDone)
{
uint32_t fieldId = 0;
for (auto &inverter : _inverters) {
_pushThreads.execute(fieldId,[inverter(inverter.get()), onWriteDone]() {
inverter->applyRemoves();
inverter->pushDocuments();
});
++fieldId;
}
}
}
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