XRD bangRoot = new XRD();
Service bangAuthService = new Service();
bangAuthService.addMediaType(Tags.CONTENT_TYPE_XRDS + ";trust=none", SEPElement.MATCH_ATTR_CONTENT, Boolean.FALSE);
bangAuthService.addType(Tags.SERVICE_AUTH_RES);
bangAuthService.addURI("http://bang.beta.xri.net/cgi-bin/xri");
bangRoot.addService(bangAuthService);
// System.out.println(bangRoot.toString());
resolver.setAuthority("=", eqRoot);
resolver.setAuthority("@", atRoot);
resolver.setAuthority("!", bangRoot);