}
@Override
public CancelDelegationTokenResponse cancelDelegationToken(
CancelDelegationTokenRequest request) throws YarnRemoteException {
CancelDelegationTokenRequestProto requestProto =
((CancelDelegationTokenRequestPBImpl) request).getProto();
try {
return new CancelDelegationTokenResponsePBImpl(
proxy.cancelDelegationToken(null, requestProto));