Android Open Source - InfOdorik Fetch Credit

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Back to project page InfOdorik.

License

The source code is released under:

GNU General Public License

Java Source Code

/**
 * /*from  w  w  w .ja v a 2 s  .  com*/
 */
package cz.vainee.infodorik;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;

import android.appwidget.AppWidgetManager;
import android.content.ComponentName;
import android.content.Context;
import android.content.SharedPreferences;
//import android.content.ComponentName;
import android.os.AsyncTask;
import android.preference.PreferenceManager;
import android.widget.RemoteViews;

/**
 * @author vainee
 *
 */
public class FetchCredit extends AsyncTask<URL, Integer, String> {

  private AppWidgetManager appWidgetManager;
  private RemoteViews remoteViews;
    private ComponentName watchWidget;
    private Context context;
    
  /**
   * @param appWidgetManager
   * @param remoteViews
   * @param watchWidget
   */
  public FetchCredit(
      AppWidgetManager appWidgetManager,
      RemoteViews remoteViews,
      ComponentName watchWidget,
      Context context) {
    
    super();
    this.appWidgetManager = appWidgetManager;
    this.remoteViews = remoteViews;
    this.watchWidget = watchWidget;
    this.context = context;
  }

  @Override
  protected String doInBackground(URL... params) {
    StringBuilder rv = new StringBuilder();
    for (URL oneUrl : params) {
      rv.append(handleBalanceMessage(oneUrl));
    }
    return rv.toString();
  }


    protected void onPostExecute(String result) {
        if (appWidgetManager != null) {
            //String finalString = "sync @";
            remoteViews.setTextViewText(R.id.textview_credit, result);
            appWidgetManager.updateAppWidget(watchWidget, remoteViews);
        }
    }
    
    private String handleBalanceMessage(URL url) {
    StringBuilder rv = new StringBuilder();
    
    try {
      HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();

      BufferedReader inBufReader = new BufferedReader(new InputStreamReader(
          urlConnection.getInputStream()));
      String inputLine;
      while ((inputLine = inBufReader.readLine()) != null)
      {
        //System.out.println(inputLine);
        rv.append(inputLine + "\n");
      }
      urlConnection.disconnect();
    }
    catch (Exception e)
    {
      System.out.println(e.getMessage());
    }

    
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
    if (rv.length()>0)
    {
      String balanceString = rv.toString();
      SharedPreferences.Editor editor = prefs.edit();
      editor.putString("balance", balanceString);
      editor.commit();
      
      return balanceString;
    }
    else
    {
      String balanceString = prefs.getString("balance", "???");
      return balanceString/*+":\n"*/;
    }
  }
    
    

  
}

Java Source Code List

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