Java tutorial
/* * Twidere - Twitter client for Android * * Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com> * * This program 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. * * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ package org.mariotaku.twidere.receiver; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.net.ConnectivityManager; import android.support.v4.net.ConnectivityManagerCompat; import android.util.Log; import org.mariotaku.twidere.BuildConfig; import org.mariotaku.twidere.Constants; import org.mariotaku.twidere.app.TwidereApplication; import org.mariotaku.twidere.util.Utils; import edu.tsinghua.hotmobi.HotMobiLogger; import edu.tsinghua.hotmobi.UploadLogsService; import edu.tsinghua.hotmobi.model.NetworkEvent; public class ConnectivityStateReceiver extends BroadcastReceiver implements Constants { private static final String RECEIVER_LOGTAG = LOGTAG + "." + "Connectivity"; @Override public void onReceive(final Context context, final Intent intent) { if (BuildConfig.DEBUG) { Log.d(RECEIVER_LOGTAG, String.format("Received Broadcast %s", intent)); } if (!ConnectivityManager.CONNECTIVITY_ACTION.equals(intent.getAction())) return; final TwidereApplication application = TwidereApplication.Companion.getInstance(context); // application.reloadConnectivitySettings(); Utils.startRefreshServiceIfNeeded(application); final SharedPreferences prefs = context.getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_PRIVATE); if (prefs.getBoolean(KEY_USAGE_STATISTICS, false) && prefs.getBoolean(KEY_SETTINGS_WIZARD_COMPLETED, false)) { // BEGIN HotMobi final NetworkEvent event = NetworkEvent.create(context); HotMobiLogger.getInstance(context).log(event); // END HotMobi } final Context appContext = context.getApplicationContext(); final ConnectivityManager cm = (ConnectivityManager) appContext .getSystemService(Context.CONNECTIVITY_SERVICE); final boolean isNetworkMetered = ConnectivityManagerCompat.isActiveNetworkMetered(cm); final boolean isCharging = Utils.isCharging(appContext); if (!isNetworkMetered && isCharging) { final long currentTime = System.currentTimeMillis(); final long lastSuccessfulTime = HotMobiLogger.getLastUploadTime(appContext); if ((currentTime - lastSuccessfulTime) > HotMobiLogger.UPLOAD_INTERVAL_MILLIS) { appContext.startService(new Intent(appContext, UploadLogsService.class)); } } } }