} else if (requestType.endsWith("/Cancel")) {
TokenStore store = (TokenStore)exchange.get(Endpoint.class).getEndpointInfo()
.getProperty(TokenStore.class.getName());
cancelToken.setState(SecurityToken.State.CANCELLED);
store.update(cancelToken);
writer.writeEmptyElement(prefix, "RequestedTokenCancelled", namespace);
exchange.put(SecurityConstants.TOKEN, cancelToken);
} //else if (requestType.endsWith("/Renew")) {
//REVISIT - implement
//}
writer.writeEndElement();