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- /*
- * Tencent is pleased to support the open source community by making wwsearch
- * available.
- *
- * Copyright (C) 2018-present Tencent. All Rights Reserved.
- *
- * 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
- *
- * https://opensource.org/licenses/Apache-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 OF ANY KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations under the License.
- */
- #pragma once
- #include "header.h"
- #include "query.h"
- namespace wwsearch {
- class PrefixQuery : public Query {
- private:
- // one of two will be used.
- FieldID field_id_;
- std::string match_term_;
- uint32_t max_doc_list_size_;
- public:
- PrefixQuery(FieldID field_id, const std::string &term,
- uint32_t max_doc_list_size = 1000000);
- virtual ~PrefixQuery();
- virtual Weight *CreateWeight(SearchContext *context, bool needs_scores,
- double boost) override;
- FieldID GetFieldID() { return this->field_id_; }
- inline std::string &MatchTerm() { return this->match_term_; }
- inline uint32_t MaxDocListSize() { return this->max_doc_list_size_; }
- private:
- };
- } // namespace wwsearch
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