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_ACTIONS_TFLITE_SENSITIVE_MODEL_H_ 18 #define LIBTEXTCLASSIFIER_ACTIONS_TFLITE_SENSITIVE_MODEL_H_ 19 20 #include <memory> 21 22 #include "actions/actions_model_generated.h" 23 #include "actions/sensitive-classifier-base.h" 24 #include "utils/tflite-model-executor.h" 25 26 namespace libtextclassifier3 { 27 class TFLiteSensitiveModel : public SensitiveTopicModelBase { 28 public: 29 // The object keeps but doesn't own model_config. 30 static std::unique_ptr<TFLiteSensitiveModel> Create( 31 const TFLiteSensitiveClassifierConfig* model_config); 32 33 std::pair<bool, float> Eval(const UnicodeText& text) const override; 34 std::pair<bool, float> EvalConversation(const Conversation& conversation, 35 int num_messages) const override; 36 37 private: 38 explicit TFLiteSensitiveModel( 39 const TFLiteSensitiveClassifierConfig* model_config); 40 const TFLiteSensitiveClassifierConfig* model_config_ = nullptr; // not owned. 41 std::unique_ptr<const TfLiteModelExecutor> model_executor_; 42 }; 43 } // namespace libtextclassifier3 44 45 #endif // LIBTEXTCLASSIFIER_ACTIONS_TFLITE_SENSITIVE_MODEL_H_ 46