liangyepianzhou commented on a change in pull request #12219:
URL: https://github.com/apache/pulsar/pull/12219#discussion_r728010473



##########
File path: 
pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentTopic.java
##########
@@ -2981,12 +2981,16 @@ public void publishTxnMessage(TxnID txnID, ByteBuf 
headersAndPayload, PublishCon
                                     // Message has been successfully persisted
                                     
messageDeduplication.recordMessagePersisted(publishContext,
                                             (PositionImpl) position);
-                                    publishContext.completed(null, 
((PositionImpl) position).getLedgerId(),
-                                            ((PositionImpl) 
position).getEntryId());
+                                    publishContext.completed(null, 
position.getLedgerId(),
+                                            position.getEntryId());
 
                                     decrementPendingWriteOpsAndCheck();
                                 })
                                 .exceptionally(throwable -> {
+                                    throwable = throwable.getCause();
+                                    if (!(throwable instanceof 
ManagedLedgerException)){
+                                        throwable = new 
ManagedLedgerException(throwable);
+                                    }

Review comment:
       The methoda of ddFailed() needs to accept ManagedLedgerException as a 
parameter, and transaction will return exceptions that are not 
ManagedLedgerException in two places. So unified packaging here




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