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 // Common utility functions for grammar annotators.
18 
19 #ifndef LIBTEXTCLASSIFIER_ANNOTATOR_GRAMMAR_UTILS_H_
20 #define LIBTEXTCLASSIFIER_ANNOTATOR_GRAMMAR_UTILS_H_
21 
22 #include "annotator/model_generated.h"
23 #include "utils/tokenizer.h"
24 #include "utils/utf8/unilib.h"
25 
26 namespace libtextclassifier3 {
27 
28 // Builds a tokenizer instance from options.
29 Tokenizer BuildTokenizer(const UniLib* unilib,
30                          const GrammarTokenizerOptions* options);
31 
32 // Adds a rule classification result to the |model|.
33 // collection: the classification entity detected.
34 // enabled_modes: the target to apply the given rule.
35 // Returns the ID associated with the created classification rule.
36 int AddRuleClassificationResult(const std::string& collection,
37                                 const ModeFlag& enabled_modes,
38                                 float priority_score, GrammarModelT* model);
39 
40 }  // namespace libtextclassifier3
41 
42 #endif  // LIBTEXTCLASSIFIER_ANNOTATOR_GRAMMAR_UTILS_H_
43