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/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "InputThread.h"
namespace android {
namespace {
// Implementation of Thread from libutils.
class InputThreadImpl : public Thread {
public:
explicit InputThreadImpl(std::function<void()> loop)
: Thread(/* canCallJava */ true), mThreadLoop(loop) {}
~InputThreadImpl() {}
private:
std::function<void()> mThreadLoop;
bool threadLoop() override {
mThreadLoop();
return true;
}
};
} // namespace
InputThread::InputThread(std::string name, std::function<void()> loop, std::function<void()> wake)
: mName(name), mThreadWake(wake) {
mThread = sp<InputThreadImpl>::make(loop);
mThread->run(mName.c_str(), ANDROID_PRIORITY_URGENT_DISPLAY);
}
InputThread::~InputThread() {
mThread->requestExit();
if (mThreadWake) {
mThreadWake();
}
mThread->requestExitAndWait();
}
bool InputThread::isCallingThread() {
#if defined(__ANDROID__)
return gettid() == mThread->getTid();
#else
// Assume that the caller is doing everything correctly,
// since thread information is not available on host
return false;
#endif
}
} // namespace android
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