muralibasani commented on code in PR #17005:
URL: https://github.com/apache/kafka/pull/17005#discussion_r1734149715


##########
streams/src/main/java/org/apache/kafka/streams/StreamsConfig.java:
##########
@@ -1907,13 +1937,38 @@ public TimestampExtractor defaultTimestampExtractor() {
         return getConfiguredInstance(DEFAULT_TIMESTAMP_EXTRACTOR_CLASS_CONFIG, 
TimestampExtractor.class);
     }
 
+    public DeserializationExceptionHandler deserializationExceptionHandler() {
+        if (getClass(DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG) != null &&
+            getClass(DEFAULT_DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG) 
!= null) {
+            log.warn("Both the deprecated and new config for deserialization 
exception handler are configured !!");
+        }
+        if (getClass(DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG) != null) {
+            return 
getConfiguredInstance(DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG, 
DeserializationExceptionHandler.class);
+        } else {
+            return defaultDeserializationExceptionHandler();
+        }
+    }
+
+    /**
+     * @deprecated as of kafka 4.0. Use deserializationExceptionHandler() 
instead
+     * @return DeserializationExceptionHandler
+     */
+    @Deprecated
     @SuppressWarnings("WeakerAccess")
     public DeserializationExceptionHandler 
defaultDeserializationExceptionHandler() {
         return 
getConfiguredInstance(DEFAULT_DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG, 
DeserializationExceptionHandler.class);
     }
 
+    public ProductionExceptionHandler productionExceptionHandler() {
+        if (getClass(PRODUCTION_EXCEPTION_HANDLER_CLASS_CONFIG) != null) {
+            return 
getConfiguredInstance(PRODUCTION_EXCEPTION_HANDLER_CLASS_CONFIG, 
ProductionExceptionHandler.class);
+        } else {
+            return defaultProductionExceptionHandler();
+        }
+    }
+
     @SuppressWarnings("WeakerAccess")
-    public ProductionExceptionHandler defaultProductionExceptionHandler() {
+    private ProductionExceptionHandler defaultProductionExceptionHandler() {

Review Comment:
   Missed it from previous review. Updated.



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