if (this instanceof DcerpcPipeHandle)
            return ((DcerpcPipeHandle)this).pipe.getServer();
        return null;
    }
    public Principal getPrincipal() {
        if (this instanceof DcerpcPipeHandle)
            return ((DcerpcPipeHandle)this).pipe.getPrincipal();
        return null;
    }
    public String toString() {
        return binding.toString();
    }

	    }
            lc.login();

            Subject s = lc.getSubject();
            if ( log.isDebugEnabled() ) {
                log.debug("Got subject: " + s.getPrincipals());
            }
            if ( log.isTraceEnabled() ) {
                log.trace("Got subject " + s);
            }

            this.cachedSubject = s;
            return this.cachedSubject;