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media / base / android / media_server_crash_listener.cc [blame]

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "media/base/android/media_server_crash_listener.h"

#include "base/android/jni_android.h"
#include "base/memory/singleton.h"
#include "base/task/single_thread_task_runner.h"

// Must come after all headers that specialize FromJniType() / ToJniType().
#include "media/base/android/media_jni_headers/MediaServerCrashListener_jni.h"

namespace media {

MediaServerCrashListener::MediaServerCrashListener(
    OnMediaServerCrashCB on_server_crash_cb,
    scoped_refptr<base::SingleThreadTaskRunner> callback_thread)
    : on_server_crash_cb_(std::move(on_server_crash_cb)),
      callback_task_runner_(std::move(callback_thread)) {
  JNIEnv* env = base::android::AttachCurrentThread();
  CHECK(env);

  j_crash_listener_.Reset(Java_MediaServerCrashListener_create(
      env, reinterpret_cast<intptr_t>(this)));
  Java_MediaServerCrashListener_startListening(env, j_crash_listener_);
}

MediaServerCrashListener::~MediaServerCrashListener() {
  ReleaseWatchdog();
}

void MediaServerCrashListener::ReleaseWatchdog() {
  JNIEnv* env = base::android::AttachCurrentThread();
  Java_MediaServerCrashListener_releaseWatchdog(env, j_crash_listener_);
}

void MediaServerCrashListener::EnsureListening() {
  JNIEnv* env = base::android::AttachCurrentThread();
  Java_MediaServerCrashListener_startListening(env, j_crash_listener_);
}

void MediaServerCrashListener::OnMediaServerCrashDetected(
    JNIEnv* env,
    const base::android::JavaParamRef<jobject>& obj,
    jboolean watchdog_needs_release) {
  callback_task_runner_->PostTask(
      FROM_HERE, base::BindOnce(on_server_crash_cb_, watchdog_needs_release));
}

}  // namespace media