Paste code

@Override
  protected void onPostExecute(HashMap<String,String> result) {
  super.onPostExecute(result);
  dialog.dismiss();
  if(!result.equals(null) || result.size() != 0 || !result.isEmpty() ){
   if(result.get("ID").toString().equalsIgnoreCase("0")){
   tvMandatory.setText(result.get("notification"));
   tvMandatory.setTextSize(20);
   tvMandatory.setTextColor(Color.RED);
//   tvHeader.setText(result.get("headerText"));
   }
  }else if(result.get("ID").toString().equalsIgnoreCase("1")){
   tvMandatory.setText(result.get("notification").toString());
//   tvMandatory.setText("Invalid Userdata");
//   tvMandatory.setTextColor(Color.RED);
  }else{
   Toast.makeText(getApplicationContext(), "Please try again later", Toast.LENGTH_SHORT).show();
  }
//     filterdata();
  }
  
 }