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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.
*/
package com.android.car.messenger.impl;
import android.app.Application;
import android.os.Handler;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import com.android.car.messenger.core.util.L;
import java.lang.Thread.UncaughtExceptionHandler;
/** The application object */
public class CarMessengerApp extends Application implements UncaughtExceptionHandler {
@Nullable private static UncaughtExceptionHandler sSystemUncaughtExceptionHandler;
@Override
public void onCreate() {
super.onCreate();
AppFactoryImpl.register(this);
sSystemUncaughtExceptionHandler = Thread.getDefaultUncaughtExceptionHandler();
Thread.setDefaultUncaughtExceptionHandler(this);
}
@Override
public void onLowMemory() {
super.onLowMemory();
L.d("onLowMemory");
}
@Override
public void uncaughtException(final Thread thread, final Throwable ex) {
final boolean background = getMainLooper().getThread() != thread;
if (background) {
L.e("Uncaught exception in background thread " + thread, ex);
final Handler handler = new Handler(getMainLooper());
handler.post(() -> nullSafeUncaughtException(thread, ex));
} else {
nullSafeUncaughtException(thread, ex);
}
}
private static void nullSafeUncaughtException(@NonNull Thread thread, @NonNull Throwable ex) {
if (sSystemUncaughtExceptionHandler != null) {
sSystemUncaughtExceptionHandler.uncaughtException(thread, ex);
}
}
}
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