public InetAddress getInetAddress() { if (impl != null) return impl.getInetAddress();
public InetAddress getInetAddress() { if (! isConnected()) return null;  try { return getImpl().getInetAddress(); } catch (SocketException e) {  }
	public InetAddress getInetAddress() {		if (impl != null)			return impl.getInetAddress();		return null;	}