NewPipe-app-android/app/src/main/java/org/schabi/newpipe/App.java

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package org.schabi.newpipe;
import android.app.Application;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.content.Context;
import android.os.Build;
import android.support.annotation.Nullable;
import android.util.Log;
import com.nostra13.universalimageloader.cache.memory.impl.LRULimitedMemoryCache;
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import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.ImageLoaderConfiguration;
import com.squareup.leakcanary.LeakCanary;
import com.squareup.leakcanary.RefWatcher;
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import org.acra.ACRA;
import org.acra.config.ACRAConfiguration;
import org.acra.config.ACRAConfigurationException;
import org.acra.config.ConfigurationBuilder;
import org.acra.sender.ReportSenderFactory;
import org.schabi.newpipe.extractor.Downloader;
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import org.schabi.newpipe.extractor.NewPipe;
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import org.schabi.newpipe.report.AcraReportSenderFactory;
import org.schabi.newpipe.report.ErrorActivity;
import org.schabi.newpipe.report.UserAction;
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import org.schabi.newpipe.settings.SettingsActivity;
import org.schabi.newpipe.util.ExtractorHelper;
import org.schabi.newpipe.util.StateSaver;
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import java.io.IOException;
import java.io.InterruptedIOException;
import java.net.SocketException;
import java.util.Collections;
import java.util.List;
import io.reactivex.annotations.NonNull;
import io.reactivex.exceptions.CompositeException;
import io.reactivex.exceptions.MissingBackpressureException;
import io.reactivex.exceptions.OnErrorNotImplementedException;
import io.reactivex.exceptions.UndeliverableException;
import io.reactivex.functions.Consumer;
import io.reactivex.plugins.RxJavaPlugins;
/*
* Copyright (C) Hans-Christoph Steiner 2016 <hans@eds.org>
* App.java is part of NewPipe.
*
* NewPipe is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* NewPipe is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with NewPipe. If not, see <http://www.gnu.org/licenses/>.
*/
public class App extends Application {
protected static final String TAG = App.class.toString();
private RefWatcher refWatcher;
@SuppressWarnings("unchecked")
private static final Class<? extends ReportSenderFactory>[] reportSenderFactoryClasses = new Class[]{AcraReportSenderFactory.class};
@Override
protected void attachBaseContext(Context base) {
super.attachBaseContext(base);
initACRA();
}
@Override
public void onCreate() {
super.onCreate();
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if (LeakCanary.isInAnalyzerProcess(this)) {
// This process is dedicated to LeakCanary for heap analysis.
// You should not init your app in this process.
return;
}
refWatcher = installLeakCanary();
// Initialize settings first because others inits can use its values
SettingsActivity.initSettings(this);
NewPipe.init(getDownloader());
StateSaver.init(this);
initNotificationChannel();
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// Initialize image loader
ImageLoader.getInstance().init(getImageLoaderConfigurations(10, 50));
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configureRxJavaErrorHandler();
}
protected Downloader getDownloader() {
return org.schabi.newpipe.Downloader.init(null);
}
private void configureRxJavaErrorHandler() {
// https://github.com/ReactiveX/RxJava/wiki/What's-different-in-2.0#error-handling
RxJavaPlugins.setErrorHandler(new Consumer<Throwable>() {
@Override
public void accept(@NonNull Throwable throwable) throws Exception {
Log.e(TAG, "RxJavaPlugins.ErrorHandler called with -> : " +
"throwable = [" + throwable.getClass().getName() + "]");
if (throwable instanceof UndeliverableException) {
// As UndeliverableException is a wrapper, get the cause of it to get the "real" exception
throwable = throwable.getCause();
}
final List<Throwable> errors;
if (throwable instanceof CompositeException) {
errors = ((CompositeException) throwable).getExceptions();
} else {
errors = Collections.singletonList(throwable);
}
for (final Throwable error : errors) {
if (isThrowableIgnored(error)) return;
if (isThrowableCritical(error)) {
reportException(error);
return;
}
}
// Out-of-lifecycle exceptions should only be reported if a debug user wishes so,
// When exception is not reported, log it
if (isDisposedRxExceptionsReported()) {
reportException(throwable);
} else {
Log.e(TAG, "RxJavaPlugin: Undeliverable Exception received: ", throwable);
}
}
private boolean isThrowableIgnored(@NonNull final Throwable throwable) {
// Don't crash the application over a simple network problem
return ExtractorHelper.hasAssignableCauseThrowable(throwable,
IOException.class, SocketException.class, // network api cancellation
InterruptedException.class, InterruptedIOException.class); // blocking code disposed
}
private boolean isThrowableCritical(@NonNull final Throwable throwable) {
// Though these exceptions cannot be ignored
return ExtractorHelper.hasAssignableCauseThrowable(throwable,
NullPointerException.class, IllegalArgumentException.class, // bug in app
OnErrorNotImplementedException.class, MissingBackpressureException.class,
IllegalStateException.class); // bug in operator
}
private void reportException(@NonNull final Throwable throwable) {
// Throw uncaught exception that will trigger the report system
Thread.currentThread().getUncaughtExceptionHandler()
.uncaughtException(Thread.currentThread(), throwable);
}
});
}
private ImageLoaderConfiguration getImageLoaderConfigurations(final int memoryCacheSizeMb,
final int diskCacheSizeMb) {
return new ImageLoaderConfiguration.Builder(this)
.memoryCache(new LRULimitedMemoryCache(memoryCacheSizeMb * 1024 * 1024))
.diskCacheSize(diskCacheSizeMb * 1024 * 1024)
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.imageDownloader(new ImageDownloader(getApplicationContext()))
.build();
}
private void initACRA() {
try {
final ACRAConfiguration acraConfig = new ConfigurationBuilder(this)
.setReportSenderFactoryClasses(reportSenderFactoryClasses)
.setBuildConfigClass(BuildConfig.class)
.build();
ACRA.init(this, acraConfig);
} catch (ACRAConfigurationException ace) {
ace.printStackTrace();
ErrorActivity.reportError(this, ace, null, null, ErrorActivity.ErrorInfo.make(UserAction.SOMETHING_ELSE, "none",
"Could not initialize ACRA crash report", R.string.app_ui_crash));
}
}
public void initNotificationChannel() {
if (Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.O) {
return;
}
final String id = getString(R.string.notification_channel_id);
final CharSequence name = getString(R.string.notification_channel_name);
final String description = getString(R.string.notification_channel_description);
// Keep this below DEFAULT to avoid making noise on every notification update
final int importance = NotificationManager.IMPORTANCE_LOW;
NotificationChannel mChannel = new NotificationChannel(id, name, importance);
mChannel.setDescription(description);
NotificationManager mNotificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
mNotificationManager.createNotificationChannel(mChannel);
}
@Nullable
public static RefWatcher getRefWatcher(Context context) {
final App application = (App) context.getApplicationContext();
return application.refWatcher;
}
protected RefWatcher installLeakCanary() {
return RefWatcher.DISABLED;
}
protected boolean isDisposedRxExceptionsReported() {
return false;
}
}