Java tutorial
/* * The MIT License (MIT) * * Copyright (c) 2012-2014 lacolaco.net * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ package net.lacolaco.smileessence.twitter.task; import android.app.Activity; import net.lacolaco.smileessence.R; import net.lacolaco.smileessence.data.DirectMessageCache; import net.lacolaco.smileessence.logging.Logger; import net.lacolaco.smileessence.notification.NotificationType; import net.lacolaco.smileessence.notification.Notificator; import twitter4j.*; public class DirectMessagesTask extends TwitterTask<DirectMessage[]> { // ------------------------------ FIELDS ------------------------------ private final Activity activity; private final Paging paging; // --------------------------- CONSTRUCTORS --------------------------- protected DirectMessagesTask(Twitter twitter, Activity activity) { this(twitter, activity, null); } public DirectMessagesTask(Twitter twitter, Activity activity, Paging paging) { super(twitter); this.activity = activity; this.paging = paging; } // ------------------------ OVERRIDE METHODS ------------------------ @Override protected void onPostExecute(DirectMessage[] directMessages) { if (directMessages.length != 0) { for (DirectMessage message : directMessages) { DirectMessageCache.getInstance().put(message); } } } @Override protected DirectMessage[] doInBackground(Void... params) { ResponseList<DirectMessage> responseList; try { if (paging == null) { responseList = twitter.directMessages().getDirectMessages(); } else { responseList = twitter.directMessages().getDirectMessages(paging); } } catch (TwitterException e) { e.printStackTrace(); Logger.error(e.toString()); if (e.exceededRateLimitation()) { Notificator.publish(activity, R.string.notice_error_rate_limit, NotificationType.ALERT); } else { Notificator.publish(activity, R.string.notice_error_get_messages, NotificationType.ALERT); } return new DirectMessage[0]; } return responseList.toArray(new DirectMessage[responseList.size()]); } }