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_CONTACT_CONTACT_ENGINE_DUMMY_H_
18 #define LIBTEXTCLASSIFIER_ANNOTATOR_CONTACT_CONTACT_ENGINE_DUMMY_H_
19 
20 #include <string>
21 #include <vector>
22 
23 #include "annotator/feature-processor.h"
24 #include "annotator/model_generated.h"
25 #include "annotator/types.h"
26 #include "utils/base/logging.h"
27 #include "utils/utf8/unicodetext.h"
28 #include "utils/utf8/unilib.h"
29 
30 namespace libtextclassifier3 {
31 
32 // A dummy implementation of the contact engine.
33 class ContactEngine {
34  public:
ContactEngine(const FeatureProcessor * feature_processor,const UniLib * unilib,const ContactAnnotatorOptions * options)35   explicit ContactEngine(const FeatureProcessor* feature_processor,
36                          const UniLib* unilib,
37                          const ContactAnnotatorOptions* options) {}
38 
Initialize(const std::string & serialized_config)39   bool Initialize(const std::string& serialized_config) {
40     TC3_LOG(ERROR) << "No contact engine to initialize.";
41     return false;
42   }
43 
ClassifyText(const std::string & context,CodepointSpan selection_indices,ClassificationResult * classification_result)44   bool ClassifyText(const std::string& context, CodepointSpan selection_indices,
45                     ClassificationResult* classification_result) const {
46     return false;
47   }
48 
Chunk(const UnicodeText & context_unicode,const std::vector<Token> & tokens,std::vector<AnnotatedSpan> * result)49   bool Chunk(const UnicodeText& context_unicode,
50              const std::vector<Token>& tokens,
51              std::vector<AnnotatedSpan>* result) const {
52     return true;
53   }
54 
AddContactMetadataToKnowledgeClassificationResult(ClassificationResult * classification_result)55   void AddContactMetadataToKnowledgeClassificationResult(
56       ClassificationResult* classification_result) const {}
57 };
58 
59 }  // namespace libtextclassifier3
60 
61 #endif  // LIBTEXTCLASSIFIER_ANNOTATOR_CONTACT_CONTACT_ENGINE_DUMMY_H_
62