Android Open Source - BungalowAndroidApp Rss Monitor Service

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Back to project page BungalowAndroidApp.
License

The source code is released under:
MIT License
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Java Source Code

package se.aleros.bungalow;
/*from w  w  w. j  a  v  a2 s . co m*/
import java.io.IOException;
import java.net.MalformedURLException;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;

import javax.xml.parsers.ParserConfigurationException;

import org.xml.sax.SAXException;

import android.app.Application;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Handler;
import android.os.IBinder;
import android.preference.PreferenceManager;

public class RssMonitorService extends Service {
  Handler handler = new Handler();
  @Override
  public IBinder onBind(Intent intent) {
    // TODO Auto-generated method stub
    return null;
  }
  /**
   * @from {@link http://stackoverflow.com/questions/6493517/detect-if-android-device-has-internet-connection}
   * @return
   */
  public boolean isOnline() {
      Context context = this;
      ConnectivityManager cm = (ConnectivityManager) context
          .getSystemService(Context.CONNECTIVITY_SERVICE);
      NetworkInfo netInfo = cm.getActiveNetworkInfo();
      if (netInfo != null && netInfo.isConnectedOrConnecting()) {
          return true;
      }
      return false;
  }
  Timer timer;
  @Override
  public void onStart(Intent intent, int startId) {
    // TODO Auto-generated method stub
    timer = new Timer();
    TimerTask task = new TimerTask() {

      @Override
      public void run() {
        // TODO Auto-generated method stub
        Thread t = new Thread(new Runnable() {
          @Override
          public void run() {
            if (!RssMonitorService.this.isOnline()) {
              return;
            }
            final SharedPreferences prefs = (SharedPreferences)PreferenceManager.getDefaultSharedPreferences(RssMonitorService.this);
            String latestURI = prefs.getString("latestURI", null);
            RSSFeed feed = new RSSFeed(null);
            try {
              List<RSSItem> items = feed.downloadFeed(Bungalow.RSS_URL);
              final RSSItem firstItem = items.get(0);
              final String newURI = firstItem.getUrl();
              if (latestURI == null || !newURI.equals(latestURI)) {
                // New item found
                final Editor editor = prefs.edit();
                handler.post(new Runnable() {
                  @Override
                  public void run() {
                    // Notify user
                    NotificationManager nm = (NotificationManager)getSystemService(Service.NOTIFICATION_SERVICE);
                    Intent startIntent = new Intent(RssMonitorService.this, RSSItemActivity.class);
                    startIntent.putExtra("item", firstItem);
                    PendingIntent pi = PendingIntent.getActivity(RssMonitorService.this, 0, startIntent, 0);
                    Notification.Builder builder = new Notification.Builder(RssMonitorService.this);
                    builder.setDeleteIntent(pi);
                    builder.setAutoCancel(true);
                    builder.setContentIntent(pi);
                    builder.setContentText(firstItem.getTitle());
                    builder.setContentTitle("Bungalow");
                    builder.setSmallIcon(R.drawable.ic_launcher);
                    Notification notification = builder.getNotification();
                    nm.notify(9124, notification);
                    editor.putString("latestURI", firstItem.getUrl());
                    editor.apply();
                  }
                });
              }
            } catch (MalformedURLException e) {
              // TODO Auto-generated catch block
              e.printStackTrace();
            } catch (SAXException e) {
              // TODO Auto-generated catch block
              e.printStackTrace();
            } catch (IOException e) {
              // TODO Auto-generated catch block
              e.printStackTrace();
            } catch (ParserConfigurationException e) {
              // TODO Auto-generated catch block
              e.printStackTrace();
            }
            
          }
        });
        t.start();
      }
      
    };
    timer.scheduleAtFixedRate(task, 0, 60000);
    
  }
  /**
   * This method checks for news updates by
   * checking if the first item in the list is different since
   * last update.
   */
  public void checkNews() {
    
    
  }
}
Java Source Code List
