1/*
2 * Copyright (C) 2016 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#include <hidl/TaskRunner.h>
18#include <thread>
19
20namespace android {
21namespace hardware {
22namespace details {
23
24TaskRunner::TaskRunner() {
25}
26
27void TaskRunner::start(size_t limit) {
28    mQueue = std::make_shared<SynchronizedQueue<Task>>(limit);
29
30    // Allow the thread to continue running in background;
31    // TaskRunner do not care about the std::thread object.
32    std::thread{[q = mQueue] {
33        Task nextTask;
34        while (!!(nextTask = q->wait_pop())) {
35            nextTask();
36        }
37    }}.detach();
38}
39
40TaskRunner::~TaskRunner() {
41    if (mQueue) {
42        mQueue->push(nullptr);
43    }
44}
45
46} // namespace details
47} // namespace hardware
48} // namespace android
49
50