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