1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #include "intell_voice_engine_arbitration.h"
16
17 #include "intell_voice_log.h"
18
19 #define LOG_TAG "EngineArbitration"
20
21 using namespace std;
22
23 namespace OHOS {
24 namespace IntellVoiceEngine {
IntellVoiceEngineArbitration()25 IntellVoiceEngineArbitration::IntellVoiceEngineArbitration()
26 {
27 engineRelationTbl_[INTELL_VOICE_ENROLL][INTELL_VOICE_WAKEUP] = PREEMPTION_TYPE;
28 engineRelationTbl_[INTELL_VOICE_ENROLL][INTELL_VOICE_UPDATE] = REPLACEMENT_TYPE;
29 engineRelationTbl_[INTELL_VOICE_WAKEUP][INTELL_VOICE_ENROLL] = CONCURRENCY_TYPE;
30 engineRelationTbl_[INTELL_VOICE_UPDATE][INTELL_VOICE_ENROLL] = REJECTION_TYPE;
31 }
32
~IntellVoiceEngineArbitration()33 IntellVoiceEngineArbitration::~IntellVoiceEngineArbitration()
34 {
35 }
36
ApplyArbitration(IntellVoiceEngineType type,std::map<IntellVoiceEngineType,sptr<EngineBase>> & engines)37 ArbitrationResult IntellVoiceEngineArbitration::ApplyArbitration(IntellVoiceEngineType type,
38 std::map<IntellVoiceEngineType, sptr<EngineBase>> &engines)
39 {
40 if (JudgeRejection(type, engines)) {
41 INTELL_VOICE_LOG_INFO("reject engine, type: %{public}d", type);
42 return ARBITRATION_REJECT;
43 }
44
45 HandlePreemption(type, engines);
46 HandleReplace(type, engines);
47
48 return ARBITRATION_OK;
49 }
50
GetEngine(IntellVoiceEngineType type,const std::map<IntellVoiceEngineType,sptr<EngineBase>> & engines)51 sptr<EngineBase> IntellVoiceEngineArbitration::GetEngine(IntellVoiceEngineType type,
52 const std::map<IntellVoiceEngineType, sptr<EngineBase>> &engines)
53 {
54 auto it = engines.find(type);
55 if (it != engines.end() && it->second != nullptr) {
56 return it->second;
57 }
58
59 return nullptr;
60 }
61
JudgeRejection(IntellVoiceEngineType type,const std::map<IntellVoiceEngineType,sptr<EngineBase>> & engines)62 bool IntellVoiceEngineArbitration::JudgeRejection(IntellVoiceEngineType type,
63 const std::map<IntellVoiceEngineType, sptr<EngineBase>> &engines)
64 {
65 auto relation = engineRelationTbl_.find(type);
66 if (relation == engineRelationTbl_.end()) {
67 return false;
68 }
69
70 for (auto it : relation->second) {
71 if (it.second != REJECTION_TYPE) {
72 continue;
73 }
74 if (GetEngine(it.first, engines) != nullptr) {
75 return true;
76 }
77 }
78 return false;
79 }
80
HandlePreemption(IntellVoiceEngineType type,const std::map<IntellVoiceEngineType,sptr<EngineBase>> & engines)81 void IntellVoiceEngineArbitration::HandlePreemption(IntellVoiceEngineType type,
82 const std::map<IntellVoiceEngineType, sptr<EngineBase>> &engines)
83 {
84 auto relation = engineRelationTbl_.find(type);
85 if (relation == engineRelationTbl_.end()) {
86 return;
87 }
88
89 for (auto it : relation->second) {
90 if (it.second != PREEMPTION_TYPE) {
91 continue;
92 }
93 auto engine = GetEngine(it.first, engines);
94 if (engine == nullptr) {
95 continue;
96 }
97
98 engine->Stop();
99 INTELL_VOICE_LOG_INFO("preemption, type: %{public}d, %{public}d", type, it.first);
100 }
101 }
102
HandleReplace(IntellVoiceEngineType type,std::map<IntellVoiceEngineType,sptr<EngineBase>> & engines)103 void IntellVoiceEngineArbitration::HandleReplace(IntellVoiceEngineType type,
104 std::map<IntellVoiceEngineType, sptr<EngineBase>> &engines)
105 {
106 auto relation = engineRelationTbl_.find(type);
107 if (relation == engineRelationTbl_.end()) {
108 return;
109 }
110
111 for (auto it : relation->second) {
112 if (it.second != REPLACEMENT_TYPE) {
113 continue;
114 }
115
116 auto engineIter = engines.find(it.first);
117 if ((engineIter == engines.end()) || (engineIter->second == nullptr)) {
118 continue;
119 }
120
121 engineIter->second->Detach();
122 engineIter->second = nullptr;
123 engines.erase(it.first);
124 INTELL_VOICE_LOG_INFO("replace, type: %{public}d, %{public}d", type, it.first);
125 }
126 }
127 }
128 }