@Override
  public StreamImpl stream()
    throws IOException
  {
    if (_stream == null) {
      _stream = new JniStream(this);
    }

    _stream.init();

    return _stream;
  }
@ Override public StreamImpl stream ( ) throws IOException { if ( _stream == null ) { _stream = new JniStream ( this ) ; } _stream . init ( ) ; return _stream ; }
Returns a stream impl for the socket encapsulating the
input and output stream.