lordcheng10 opened a new pull request, #15090:
URL: https://github.com/apache/pulsar/pull/15090
### Motivation
fix npe in addComplete，the exception log of the broker is as follows:
19:31:14.341 [BookKeeperClientWorker-OrderedExecutor-31-0] ERROR
org.apache.bookkeeper.common.util.SafeRunnable - Unexpected throwable caught
java.lang.NullPointerException: null
at
org.apache.bookkeeper.mledger.impl.OpAddEntry.addComplete(OpAddEntry.java:153)
~[org.apache.pulsar-managed-ledger-2.8.1.2.jar:2.8.1.2]
at
org.apache.bookkeeper.client.AsyncCallback$AddCallback.addCompleteWithLatency(AsyncCallback.java:92)
~[org.apache.bookkeeper-bookkeeper-server-4.14.2.1.jar:4.14.2.1]
at
org.apache.bookkeeper.client.PendingAddOp.submitCallback(PendingAddOp.java:431)
~[org.apache.bookkeeper-bookkeeper-server-4.14.2.1.jar:4.14.2.1]
at
org.apache.bookkeeper.client.LedgerHandle.errorOutPendingAdds(LedgerHandle.java:1799)
~[org.apache.bookkeeper-bookkeeper-server-4.14.2.1.jar:4.14.2.1]
at
org.apache.bookkeeper.client.LedgerHandle$5.safeRun(LedgerHandle.java:574)
~[org.apache.bookkeeper-bookkeeper-server-4.14.2.1.jar:4.14.2.1]
at
org.apache.bookkeeper.common.util.SafeRunnable.run(SafeRunnable.java:36)
[org.apache.bookkeeper-bookkeeper-common-4.14.2.1.jar:4.14.2.1]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
[?:1.8.0_144]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
[?:1.8.0_144]
at
io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
[io.netty-netty-common-4.1.66.Final.jar:4.1.66.Final]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_144]
### Documentation
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