read .txt file from android

read .txt file

      try{
        File f = new File(Environment.getExternalStorageDirectory()+"/myFile.txt");
        fileIS = new FileInputStream(f);

         BufferedReader buf = new BufferedReader(new InputStreamReader(fileIS));
   
         String readString = new String();
 
         //just reading each line and pass it on the debugger
 
         while((readString = buf.readLine())!= null){
 
            Log.d("line: ", readString);
 
         }
 
      } catch (FileNotFoundException e) {
 
         e.printStackTrace();
 
      } catch (IOException e){
         e.printStackTrace();
 
      }