DelegationToken token;
@Override
public DelegationToken getDelegationToken() {
CancelDelegationTokenRequestProtoOrBuilder p = viaProto ? proto : builder;
if (this.token != null) {
return this.token;
}
if (!p.hasDelegationToken()) {
return null;
}
this.token = convertFromProtoFormat(p.getDelegationToken());
return this.token;
}