Jackie-Jiang commented on a change in pull request #6950:
URL: https://github.com/apache/incubator-pinot/pull/6950#discussion_r636209942



##########
File path: 
pinot-plugins/pinot-stream-ingestion/pinot-kafka-2.0/src/main/java/org/apache/pinot/plugin/stream/kafka20/KafkaMessageBatch.java
##########
@@ -26,14 +26,26 @@
 import org.apache.pinot.spi.stream.LongMsgOffset;
 import org.apache.pinot.spi.stream.MessageBatch;
 import org.apache.pinot.spi.stream.StreamPartitionMsgOffset;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 
 public class KafkaMessageBatch implements MessageBatch<byte[]> {
+  private static final Logger LOGGER = 
LoggerFactory.getLogger(KafkaMessageBatch.class);
 
   private List<MessageAndOffset> messageList = new ArrayList<>();
 
   public KafkaMessageBatch(Iterable<ConsumerRecord<String, Bytes>> iterable) {
     for (ConsumerRecord<String, Bytes> record : iterable) {
+      if (record == null || record.value() == null) {
+        if (record == null) {
+          LOGGER.warn("Consumed record is null, skipping it");
+        } else {
+          LOGGER.warn("Consumed record value is null, offset: {}, skippint 
it", record.offset());

Review comment:
       ```suggestion
             LOGGER.warn("Consumed record value is null, offset: {}, skipping 
it", record.offset());
   ```

##########
File path: 
pinot-plugins/pinot-stream-ingestion/pinot-kafka-2.0/src/main/java/org/apache/pinot/plugin/stream/kafka20/KafkaMessageBatch.java
##########
@@ -26,14 +26,26 @@
 import org.apache.pinot.spi.stream.LongMsgOffset;
 import org.apache.pinot.spi.stream.MessageBatch;
 import org.apache.pinot.spi.stream.StreamPartitionMsgOffset;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 
 public class KafkaMessageBatch implements MessageBatch<byte[]> {
+  private static final Logger LOGGER = 
LoggerFactory.getLogger(KafkaMessageBatch.class);
 
   private List<MessageAndOffset> messageList = new ArrayList<>();
 
   public KafkaMessageBatch(Iterable<ConsumerRecord<String, Bytes>> iterable) {
     for (ConsumerRecord<String, Bytes> record : iterable) {
+      if (record == null || record.value() == null) {
+        if (record == null) {
+          LOGGER.warn("Consumed record is null, skipping it");
+        } else {
+          LOGGER.warn("Consumed record value is null, offset: {}, skippint 
it", record.offset());
+        }
+        continue;
+      }
+      System.out.println("record = " + record);

Review comment:
       Critical: remove




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