1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef LIBTEXTCLASSIFIER_ANNOTATOR_KNOWLEDGE_KNOWLEDGE_ENGINE_DUMMY_H_ 18 #define LIBTEXTCLASSIFIER_ANNOTATOR_KNOWLEDGE_KNOWLEDGE_ENGINE_DUMMY_H_ 19 20 #include <string> 21 22 #include "annotator/types.h" 23 #include "utils/utf8/unilib.h" 24 25 namespace libtextclassifier3 { 26 27 // A dummy implementation of the knowledge engine. 28 class KnowledgeEngine { 29 public: KnowledgeEngine(const UniLib * unilib)30 explicit KnowledgeEngine(const UniLib* unilib) {} 31 Initialize(const std::string & serialized_config)32 bool Initialize(const std::string& serialized_config) { return true; } 33 ClassifyText(const std::string & context,CodepointSpan selection_indices,ClassificationResult * classification_result)34 bool ClassifyText(const std::string& context, CodepointSpan selection_indices, 35 ClassificationResult* classification_result) const { 36 return false; 37 } 38 Chunk(const std::string & context,std::vector<AnnotatedSpan> * result)39 bool Chunk(const std::string& context, 40 std::vector<AnnotatedSpan>* result) const { 41 return true; 42 } 43 LookUpEntity(const std::string & id,std::string * serialized_knowledge_result)44 bool LookUpEntity(const std::string& id, 45 std::string* serialized_knowledge_result) const { 46 return false; 47 } 48 }; 49 50 } // namespace libtextclassifier3 51 52 #endif // LIBTEXTCLASSIFIER_ANNOTATOR_KNOWLEDGE_KNOWLEDGE_ENGINE_DUMMY_H_ 53