Lehel44 commented on code in PR #8497:
URL: https://github.com/apache/nifi/pull/8497#discussion_r1527391674
##########
nifi-nar-bundles/nifi-iceberg-bundle/nifi-iceberg-common/src/main/java/org/apache/nifi/processors/iceberg/AbstractIcebergProcessor.java:
##########
@@ -124,10 +124,16 @@ public void onTrigger(ProcessContext context,
ProcessSession session) throws Pro
@Override
public String getClassloaderIsolationKey(PropertyContext context) {
- final KerberosUserService kerberosUserService =
context.getProperty(KERBEROS_USER_SERVICE).asControllerService(KerberosUserService.class);
- if (kerberosUserService != null) {
- return kerberosUserService.getIdentifier();
+ try {
+ final KerberosUserService kerberosUserService =
context.getProperty(KERBEROS_USER_SERVICE).asControllerService(KerberosUserService.class);
+ if (kerberosUserService != null) {
+ final KerberosUser kerberosUser =
kerberosUserService.createKerberosUser();
+ return kerberosUser.getPrincipal();
+ }
+ } catch (IllegalStateException e) {
+ return null;
Review Comment:
```suggestion
getLogger().error("Failed to determine ClassLoader
Isolation Key for " + this + ". This could result in unexpected behavior by
this processor.", e);
return null;
```
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