public void writeInData(int hashCode,byte[] b,int offset,int len){
  if (inStream != null && (hashCode == -1 || hashCode == inHashCode)) {
    inStream.write(b,offset,len);
  }
}

public void writeInData ( int hashCode , byte [ ] b , int offset , int len ) { if ( inStream != null && ( hashCode == - 1 || hashCode == inHashCode ) ) { inStream . write ( b , offset , len ) ; } }
this method writes data to the in buffer .
