mjsax commented on code in PR #17005:
URL: https://github.com/apache/kafka/pull/17005#discussion_r1735364225


##########
streams/src/main/java/org/apache/kafka/streams/StreamsConfig.java:
##########
@@ -1910,11 +1938,45 @@ public TimestampExtractor defaultTimestampExtractor() {
         return getConfiguredInstance(DEFAULT_TIMESTAMP_EXTRACTOR_CLASS_CONFIG, 
TimestampExtractor.class);
     }
 
+    public DeserializationExceptionHandler deserializationExceptionHandler() {
+        if 
(originals().containsKey(DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG) &&
+            
originals().containsKey(DEFAULT_DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG))
 {
+            log.warn("Both the deprecated and new config for deserialization 
exception handler are configured. " +
+                "The deprecated one will be ignored.");
+        }
+        if 
(originals().containsKey(DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG)) {
+            return 
getConfiguredInstance(DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG, 
DeserializationExceptionHandler.class);
+        } else {
+            return defaultDeserializationExceptionHandler();
+        }
+    }
+
+    /**
+     * @deprecated as of kafka 4.0; use {@link 
#deserializationExceptionHandler()} instead
+     */
+    @Deprecated
     @SuppressWarnings("WeakerAccess")
     public DeserializationExceptionHandler 
defaultDeserializationExceptionHandler() {
         return 
getConfiguredInstance(DEFAULT_DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG, 
DeserializationExceptionHandler.class);
     }
 
+    public ProductionExceptionHandler productionExceptionHandler() {
+        if (originals().containsKey(PRODUCTION_EXCEPTION_HANDLER_CLASS_CONFIG) 
&&
+            
originals().containsKey(DEFAULT_PRODUCTION_EXCEPTION_HANDLER_CLASS_CONFIG)) {
+            log.warn("Both the deprecated and new config for production 
exception handler are configured. " +
+                "The deprecated one will be ignored.");
+        }
+        if 
(originals().containsKey(PRODUCTION_EXCEPTION_HANDLER_CLASS_CONFIG)) {
+            return 
getConfiguredInstance(PRODUCTION_EXCEPTION_HANDLER_CLASS_CONFIG, 
ProductionExceptionHandler.class);
+        } else {
+            return defaultProductionExceptionHandler();
+        }
+    }
+
+    /**
+     * @deprecated as of kafka 4.0; use {@link #processingExceptionHandler()} 
instead

Review Comment:
   ```suggestion
        * @deprecated since 4.0; use {@link #processingExceptionHandler()} 
instead
   ```



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