@Override public void reset() throws IOException {
  fInputStream.reset();
}

@ Override public void reset ( ) throws IOException { fInputStream . reset ( ) ; }
reset the stream . if the stream has been marked , then attempt to reposition it at the mark . if the stream has not been marked , then attempt to reset it in some way appropriate to the particular stream , for example by repositioning it to its starting point . not all character - input streams support the reset ( ) operation , and some support reset ( ) without supporting mark ( ) .
