[GitHub] [kafka] chia7712 commented on a change in pull request #10012: MINOR: Refactor return statement and log info

[GitBox]

chia7712 commented on a change in pull request #10012:
URL: https://github.com/apache/kafka/pull/10012#discussion_r568422389



##########
File path: 
clients/src/main/java/org/apache/kafka/common/security/oauthbearer/internals/unsecured/OAuthBearerUnsecuredValidatorCallbackHandler.java
##########
@@ -170,33 +170,31 @@ private void handleCallback(OAuthBearerValidatorCallback 
callback) {
                 .throwExceptionIfFailed();
         
OAuthBearerValidationUtils.validateTimeConsistency(unsecuredJwt).throwExceptionIfFailed();
         OAuthBearerValidationUtils.validateScope(unsecuredJwt, 
requiredScope).throwExceptionIfFailed();
-        log.info("Successfully validated token with principal {}: {}", 
unsecuredJwt.principalName(),
-                unsecuredJwt.claims().toString());
+        if (log.isInfoEnabled()) {

Review comment:
       Is this condition check necessary? It is rare in code base.

##########
File path: 
clients/src/main/java/org/apache/kafka/common/security/oauthbearer/internals/unsecured/OAuthBearerUnsecuredValidatorCallbackHandler.java
##########
@@ -170,33 +170,31 @@ private void handleCallback(OAuthBearerValidatorCallback 
callback) {
                 .throwExceptionIfFailed();
         
OAuthBearerValidationUtils.validateTimeConsistency(unsecuredJwt).throwExceptionIfFailed();
         OAuthBearerValidationUtils.validateScope(unsecuredJwt, 
requiredScope).throwExceptionIfFailed();
-        log.info("Successfully validated token with principal {}: {}", 
unsecuredJwt.principalName(),
-                unsecuredJwt.claims().toString());
+        if (log.isInfoEnabled()) {
+            log.info("Successfully validated token with principal {}: {}", 
unsecuredJwt.principalName(), unsecuredJwt.claims());
+        }
         callback.token(unsecuredJwt);
     }
 
     private String principalClaimName() {
         String principalClaimNameValue = option(PRINCIPAL_CLAIM_NAME_OPTION);
-        String principalClaimName = principalClaimNameValue != null && 
!principalClaimNameValue.trim().isEmpty()
+        return principalClaimNameValue != null && 
!principalClaimNameValue.trim().isEmpty()

Review comment:
       How about adding a helper method to check both "null" and "empty"?




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