[GitHub] [flink] wsz94 commented on a change in pull request #17643: [FLINK-24733][connector/pulsar] Data loss in pulsar source when using shared mode

[GitBox]

wsz94 commented on a change in pull request #17643:
URL: https://github.com/apache/flink/pull/17643#discussion_r742099276



##########
File path: 
flink-connectors/flink-connector-pulsar/src/main/java/org/apache/flink/connector/pulsar/source/reader/split/PulsarUnorderedPartitionSplitReader.java
##########
@@ -80,8 +80,16 @@ public PulsarUnorderedPartitionSplitReader(
     @Override
     protected Message<byte[]> pollMessage(Duration timeout)
             throws ExecutionException, InterruptedException, TimeoutException {
-        Message<byte[]> message =
-                pulsarConsumer.receiveAsync().get(timeout.toMillis(), 
TimeUnit.MILLISECONDS);
+        CompletableFuture<Message<byte[]>> messageCompletableFuture = 
pulsarConsumer.receiveAsync();

Review comment:
       > I think we can use `Message<T> receive(int timeout, TimeUnit unit)`, 
this would be better for this fix.
   
   Thanks. I agree with your proposal. Using the `receive(timeout)` could avoid 
this issue.

##########
File path: 
flink-connectors/flink-connector-pulsar/src/main/java/org/apache/flink/connector/pulsar/source/reader/split/PulsarUnorderedPartitionSplitReader.java
##########
@@ -80,8 +80,16 @@ public PulsarUnorderedPartitionSplitReader(
     @Override
     protected Message<byte[]> pollMessage(Duration timeout)
             throws ExecutionException, InterruptedException, TimeoutException {
-        Message<byte[]> message =
-                pulsarConsumer.receiveAsync().get(timeout.toMillis(), 
TimeUnit.MILLISECONDS);
+        CompletableFuture<Message<byte[]>> messageCompletableFuture = 
pulsarConsumer.receiveAsync();

Review comment:
       > I think we can use `Message<T> receive(int timeout, TimeUnit unit)`, 
this would be better for this fix.
   
   Thanks. I agree with your proposal. Using the `receive(timeout)` could avoid 
this bug.




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