119 lines
3.7 KiB
C++
119 lines
3.7 KiB
C++
/*
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* Copyright (C) 2018 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 <jni.h>
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#include "perfetto/ext/traced/traced.h"
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#include "perfetto/ext/tracing/ipc/default_socket.h"
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#include "perfetto/ext/base/unix_task_runner.h"
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#include "test/fake_producer.h"
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namespace {
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static std::mutex g_mutex;
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// These variables are guarded by the above mutex.
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static perfetto::base::UnixTaskRunner* g_activity_tr = nullptr;
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static perfetto::base::UnixTaskRunner* g_service_tr = nullptr;
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static perfetto::base::UnixTaskRunner* g_isolated_service_tr = nullptr;
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} // namespace
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namespace perfetto {
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namespace {
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void ListenAndRespond(const std::string& name, base::UnixTaskRunner** tr) {
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// Note that this lock is unlocked by a post task in the middle of the
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// function instead of at the end of this function.
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std::unique_lock<std::mutex> lock(g_mutex);
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// Ensure that we don't create multiple instances of the same producer.
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// If the passed task runner is non-null, that means it's still running
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// so we don't need to create another instance.
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if (*tr)
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return;
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// Post a task to unlock the mutex when the runner has started executing
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// tasks.
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base::UnixTaskRunner task_runner;
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task_runner.PostTask([tr, &lock, &task_runner]() {
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*tr = &task_runner;
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lock.unlock();
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});
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FakeProducer producer(name, &task_runner);
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producer.Connect(
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GetProducerSocket(), [] {}, [] {}, [] {});
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task_runner.Run();
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// Cleanup the task runner again to remove outside visibilty so we can
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// create new instances of the producer.
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{
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std::lock_guard<std::mutex> guard(g_mutex);
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*tr = nullptr;
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}
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}
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} // namespace
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} // namespace perfetto
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extern "C" JNIEXPORT void JNICALL
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Java_android_perfetto_producer_ProducerActivity_quitTaskRunner(JNIEnv*,
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jclass) {
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std::lock_guard<std::mutex> guard(g_mutex);
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if (g_activity_tr) {
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g_activity_tr->Quit();
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}
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}
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extern "C" JNIEXPORT void JNICALL
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Java_android_perfetto_producer_ProducerIsolatedService_quitTaskRunner(JNIEnv*,
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jclass) {
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std::lock_guard<std::mutex> guard(g_mutex);
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if (g_isolated_service_tr) {
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g_isolated_service_tr->Quit();
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}
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}
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extern "C" JNIEXPORT void JNICALL
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Java_android_perfetto_producer_ProducerService_quitTaskRunner(JNIEnv*, jclass) {
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std::lock_guard<std::mutex> guard(g_mutex);
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if (g_service_tr) {
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g_service_tr->Quit();
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}
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}
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extern "C" JNIEXPORT void JNICALL
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Java_android_perfetto_producer_ProducerActivity_setupProducer(JNIEnv*, jclass) {
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perfetto::ListenAndRespond("android.perfetto.cts.ProducerActivity",
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&g_activity_tr);
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}
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extern "C" JNIEXPORT void JNICALL
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Java_android_perfetto_producer_ProducerIsolatedService_setupProducer(JNIEnv*,
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jclass) {
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perfetto::ListenAndRespond("android.perfetto.cts.ProducerIsolatedService",
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&g_isolated_service_tr);
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}
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extern "C" JNIEXPORT void JNICALL
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Java_android_perfetto_producer_ProducerService_setupProducer(JNIEnv*, jclass) {
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perfetto::ListenAndRespond("android.perfetto.cts.ProducerService",
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&g_service_tr);
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}
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