72 lines
1.6 KiB
C++
72 lines
1.6 KiB
C++
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "HandlerThread.h"
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namespace android {
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HandlerThread::HandlerThread()
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: mShouldQuit(false) {
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}
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HandlerThread::~HandlerThread() {
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quit();
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}
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sp<Looper> HandlerThread::getLooper() {
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Mutex::Autolock autoLock(mLock);
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if (mLooper.get() == 0) {
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mLooperWait.wait(mLock);
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}
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return mLooper;
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}
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status_t HandlerThread::start(const char* name, int32_t priority, size_t stack) {
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return run(name, priority, stack);
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}
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void HandlerThread::quit() {
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if (!isRunning()) {
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return;
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}
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sp<Looper> looper = getLooper();
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mLock.lock();
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mShouldQuit = true;
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mLock.unlock();
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looper->wake();
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requestExitAndWait();
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}
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bool HandlerThread::threadLoop() {
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mLock.lock();
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mLooper = Looper::prepare(0);
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mLooperWait.broadcast();
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mLock.unlock();
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while (true) {
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do {
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Mutex::Autolock autoLock(mLock);
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if (mShouldQuit) {
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return false;
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}
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} while (false);
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mLooper->pollOnce(-1);
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}
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return false;
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}
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};
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