public class IntentsUtils
{
   public static void invokeWebBrowser(Activity activity)
   {
      Intent intent = new Intent(Intent.ACTION_VIEW);
      intent.setData(Uri.parse("http://www.google.com"));
      activity.startActivity(intent);
   }
   public static void invokeWebSearch(Activity activity)
   {
      Intent intent = new Intent(Intent.ACTION_WEB_SEARCH);
      intent.setData(Uri.parse("http://www.google.com"));
      activity.startActivity(intent);
   }
   public static void dial(Activity activity)
   {
      Intent intent = new Intent(Intent.ACTION_DIAL);
      activity.startActivity(intent);
   }
   public static void call(Activity activity)
   {
      Intent intent = new Intent(Intent.ACTION_CALL);
      intent.setData(Uri.parse("tel:555-555-5555"));
      activity.startActivity(intent);
   }
   public static void showMapAtLatLong(Activity activity)
   {
      Intent intent = new Intent(Intent.ACTION_VIEW);
      //geo:lat,long?z=zoomlevel&q=question-string
      intent.setData(Uri.parse("geo:0,0?z=4&q=business+near+city"));
      activity.startActivity(intent);
   }
   public static void tryOneOfThese(Activity activity)
   {
      IntentsUtils.call(activity);
   }
}