1 /*
2 * Copyright (c) 2024 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 "task_executor.h"
16 #include <sys/prctl.h>
17 #include "intell_voice_log.h"
18
19 #define LOG_TAG "TaskExecutor"
20
21 namespace OHOS {
22 namespace IntellVoiceUtils {
TaskExecutor(const std::string & threadName,uint32_t capacity)23 TaskExecutor::TaskExecutor(const std::string &threadName, uint32_t capacity) : threadName_(threadName)
24 {
25 INTELL_VOICE_LOG_INFO("constructor, thread name:%{public}s, capacity:%{public}u", threadName_.c_str(), capacity);
26 Init(capacity);
27 }
28
~TaskExecutor()29 TaskExecutor::~TaskExecutor()
30 {
31 StopThread();
32 INTELL_VOICE_LOG_INFO("destructor, thread name:%{public}s", threadName_.c_str());
33 }
34
StartThread()35 void TaskExecutor::StartThread()
36 {
37 INTELL_VOICE_LOG_INFO("enter");
38 std::lock_guard<std::mutex> lock(mutex_);
39 int ret = pthread_create(&tid_, nullptr, TaskExecutor::ExecuteInThread, this);
40 if (ret != 0) {
41 INTELL_VOICE_LOG_ERROR("create thread failed");
42 return;
43 }
44
45 isRuning_ = true;
46 }
47
StopThread()48 void TaskExecutor::StopThread()
49 {
50 INTELL_VOICE_LOG_INFO("enter");
51 Uninit();
52 std::lock_guard<std::mutex> lock(mutex_);
53 if (!isRuning_) {
54 INTELL_VOICE_LOG_INFO("not running");
55 return;
56 }
57
58 pthread_join(tid_, nullptr);
59 isRuning_ = false;
60 INTELL_VOICE_LOG_INFO("exit");
61 }
62
ExecuteInThread(void * arg)63 void *TaskExecutor::ExecuteInThread(void *arg)
64 {
65 TaskExecutor *executor = static_cast<TaskExecutor *>(arg);
66 if (executor == nullptr) {
67 INTELL_VOICE_LOG_ERROR("executor is nullptr");
68 return nullptr;
69 }
70 prctl(PR_SET_NAME, reinterpret_cast<unsigned long>(executor->threadName_.c_str()), 0, 0, 0);
71 do {
72 std::function<void()> task;
73 if (!executor->Pop(task)) {
74 INTELL_VOICE_LOG_INFO("no task needed to execute");
75 break;
76 }
77 task();
78 } while (1);
79 return nullptr;
80 }
81 }
82 }