Network Availability

isNetAvailable.java

public boolean isNetworkAvailable() {
   Context context = getApplicationContext();
   ConnectivityManager connectivity = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
   if (connectivity == null) {
      boitealerte(this.getString(R.string.alert),"getSystemService rend null");
   } else {
      NetworkInfo[] info = connectivity.getAllNetworkInfo();
      if (info != null) {
         for (int i = 0; i < info.length; i++) {
            if (info[i].getState() == NetworkInfo.State.CONNECTED) {
               return true;
            }
         }
      }
   }
   return false;
}