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// Copyright (C) 2019 Google LLC
//
// 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.
#include "icing/index/iterator/doc-hit-info-iterator-property-in-document.h"
#include <memory>
#include <string>
#include <string_view>
#include <utility>
#include "icing/text_classifier/lib3/utils/base/status.h"
#include "icing/text_classifier/lib3/utils/base/statusor.h"
#include "icing/absl_ports/canonical_errors.h"
#include "icing/index/hit/doc-hit-info.h"
#include "icing/index/iterator/doc-hit-info-iterator.h"
#include "icing/store/document-id.h"
namespace icing {
namespace lib {
DocHitInfoIteratorPropertyInDocument::DocHitInfoIteratorPropertyInDocument(
std::unique_ptr<DocHitInfoIterator> meta_hit_iterator)
: meta_hit_iterator_(std::move(meta_hit_iterator)) {}
libtextclassifier3::Status DocHitInfoIteratorPropertyInDocument::Advance() {
while (meta_hit_iterator_->Advance().ok()) {
// Currently, the metadata hits added by PropertyExistenceIndexingHandler
// can only have a section id of 0, so the section mask has to be 1 << 0.
if (meta_hit_iterator_->doc_hit_info().hit_section_ids_mask() == (1 << 0)) {
doc_hit_info_ = meta_hit_iterator_->doc_hit_info();
// Hits returned by "hasProperty" should not be associated with any
// section.
doc_hit_info_.set_hit_section_ids_mask(/*section_id_mask=*/0);
return libtextclassifier3::Status::OK;
}
}
doc_hit_info_ = DocHitInfo(kInvalidDocumentId);
return absl_ports::ResourceExhaustedError("No more DocHitInfos in iterator");
}
libtextclassifier3::StatusOr<DocHitInfoIterator::TrimmedNode>
DocHitInfoIteratorPropertyInDocument::TrimRightMostNode() && {
// Don't generate suggestion if the last operator is this custom function.
return absl_ports::InvalidArgumentError(
"Cannot generate suggestion if the last term is hasProperty().");
}
std::string DocHitInfoIteratorPropertyInDocument::ToString() const {
return meta_hit_iterator_->ToString();
}
} // namespace lib
} // namespace icing
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