org.umit.icm.mobile.notifications.NotificationService.java Source code

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Here is the source code for org.umit.icm.mobile.notifications.NotificationService.java

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/**
 * Copyright (C) 2011 Adriano Monteiro Marques
 *
 * Author:  Zubair Nabi <zn.zubairnabi@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 2 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 */

package org.umit.icm.mobile.notifications;

import java.io.IOException;

import org.umit.icm.mobile.R;
import org.umit.icm.mobile.gui.InformationActivity;
import org.umit.icm.mobile.process.Constants;
import org.umit.icm.mobile.process.Globals;

import twitter4j.TwitterException;

import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.os.IBinder;
import android.widget.Toast;

/**
 * The Notification Service which notifies the user of any event.
 */

public class NotificationService extends Service {

    private NotificationManager mNotificationManager;

    @Override
    public IBinder onBind(Intent intent) {
        // TODO Auto-generated method stub
        return null;
    }

    /**
     * Initializes the notification manager and calls 
     * {@link NotificationService#showNotification(String)}
     */

    @Override
    public void onCreate() {
        super.onCreate();

        mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
        BroadcastReceiver receiver = new BroadcastReceiver() {

            @Override
            public void onReceive(Context context, Intent intent) {
                Bundle bundle = intent.getExtras();
                String message = bundle.getString("notification");
                if (intent.getAction().equals("org.umit.icm.mobile.NOTIFICATION_SERVICE")) {
                    showNotification(message);
                }
            }
        };

        registerReceiver(receiver, new IntentFilter("org.umit.icm.mobile.NOTIFICATION_SERVICE"));

        BroadcastReceiver twitterReceiver = new BroadcastReceiver() {

            @Override
            public void onReceive(Context context, Intent intent) {
                Bundle bundle = intent.getExtras();
                String message = bundle.getString("twitter");
                if (intent.getAction().equals("org.umit.icm.mobile.TWITTER_SERVICE")) {
                    try {
                        Globals.twitterUpdate.sendTweet(message + " " + Constants.TWITTER_HASHTAG);
                    } catch (TwitterException e) {
                        // TODO Auto-generated catch block
                        String text = "Twitter: " + e.getErrorMessage();
                        int duration = Toast.LENGTH_LONG;
                        Toast toast = Toast.makeText(context, text, duration);
                        toast.show();
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    } catch (RuntimeException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                }
            }
        };

        registerReceiver(twitterReceiver, new IntentFilter("org.umit.icm.mobile.TWITTER_SERVICE"));

    }

    /**
     * Stops the service
     */
    @Override
    public void onDestroy() {
        super.onDestroy();

    }

    /**
     * Shows dummy notification
     *
     * 
     @see Notification
     *
         
     @see NotificationManager
     */
    private void showNotification(String message) {
        String[] tokens = message.split(":");
        String text = tokens[0];
        int id = Integer.parseInt(tokens[1]);

        Notification notification = new Notification(R.drawable.yellowdot, text, System.currentTimeMillis());

        PendingIntent contentIntent = PendingIntent.getActivity(this, 0,
                new Intent(this, InformationActivity.class), 0);

        notification.setLatestEventInfo(this, text, text, contentIntent);

        mNotificationManager.notify(id, notification);
        try {
            Thread.sleep(1000);
        } catch (InterruptedException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        mNotificationManager.cancel(id);
    }
}