public WriteBuffer clear(){
  if (buff.limit() > MAX_REUSE_CAPACITY) {
    buff=reuse;
  }
 else   if (buff != reuse) {
    reuse=buff;
  }
  buff.clear();
  return this;
}

public WriteBuffer clear ( ) { if ( buff . limit ( ) > MAX_REUSE_CAPACITY ) { buff = reuse ; } else if ( buff != reuse ) { reuse = buff ; } buff . clear ( ) ; return this ; }
clear the buffer after use .
