[pulsar] branch branch-2.9 updated: Fix NPE when get OffloadThreshold on namespace (#18387)

[te...@apache.org]

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technoboy pushed a commit to branch branch-2.9
in repository https://gitbox.apache.org/repos/asf/pulsar.git


The following commit(s) were added to refs/heads/branch-2.9 by this push:
     new cf55b3a9e62 Fix NPE when get OffloadThreshold on namespace (#18387)
cf55b3a9e62 is described below

commit cf55b3a9e62f28517e091963e6fcaccd047447f9
Author: congbo <39...@users.noreply.github.com>
AuthorDate: Tue Nov 8 21:18:19 2022 +0800

    Fix NPE when get OffloadThreshold on namespace (#18387)
---
 .../main/java/org/apache/pulsar/broker/admin/impl/NamespacesBase.java | 3 ++-
 .../src/test/java/org/apache/pulsar/broker/admin/NamespacesTest.java  | 4 ++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/NamespacesBase.java b/pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/NamespacesBase.java
index a91499ed81b..0b535b67960 100644
--- a/pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/NamespacesBase.java
+++ b/pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/NamespacesBase.java
@@ -2337,7 +2337,8 @@ public abstract class NamespacesBase extends AdminResource {
     protected long internalGetOffloadThreshold() {
         validateNamespacePolicyOperation(namespaceName, PolicyName.OFFLOAD, PolicyOperation.READ);
         Policies policies = getNamespacePolicies(namespaceName);
-        if (policies.offload_policies == null) {
+        if (policies.offload_policies == null
+                || policies.offload_policies.getManagedLedgerOffloadThresholdInBytes() == null) {
             return policies.offload_threshold;
         } else {
             return policies.offload_policies.getManagedLedgerOffloadThresholdInBytes();
diff --git a/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/NamespacesTest.java b/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/NamespacesTest.java
index 2952deb53b0..7df20f97f75 100644
--- a/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/NamespacesTest.java
+++ b/pulsar-broker/src/test/java/org/apache/pulsar/broker/admin/NamespacesTest.java
@@ -48,6 +48,7 @@ import java.util.Set;
 import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.TimeUnit;
 import javax.ws.rs.BadRequestException;
 import javax.ws.rs.ClientErrorException;
 import javax.ws.rs.WebApplicationException;
@@ -1332,6 +1333,9 @@ public class NamespacesTest extends MockedPulsarServiceBaseTest {
         admin.namespaces().createNamespace(namespace, Sets.newHashSet(testLocalCluster));
         admin.topics().createNonPartitionedTopic(topicName.toString());
 
+        admin.namespaces().setOffloadDeleteLag(namespace, 10000, TimeUnit.SECONDS);
+        assertEquals(-1, admin.namespaces().getOffloadThreshold(namespace));
+
         // assert we get the default which indicates it will fall back to default
         assertEquals(-1, admin.namespaces().getOffloadThreshold(namespace));
         // the ledger config should have the expected value