[pulsar] branch branch-2.9 updated: [fix][broker] Fix NPE when get OffloadThreshold on namespace (#18638)

[penghui]

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penghui 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 e54c545e6c9 [fix][broker] Fix NPE when get OffloadThreshold on 
namespace (#18638)
e54c545e6c9 is described below

commit e54c545e6c9b384d7d75cbbcdc60f37621a9daff
Author: congbo <39078850+congbobo...@users.noreply.github.com>
AuthorDate: Sun Nov 27 11:34:23 2022 +0800

    [fix][broker] Fix NPE when get OffloadThreshold on namespace (#18638)
---
 .../main/java/org/apache/pulsar/broker/admin/impl/NamespacesBase.java  | 3 ++-
 .../src/test/java/org/apache/pulsar/broker/admin/NamespacesTest.java   | 3 +++
 2 files changed, 5 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 636cbe59805..bfdea37a5f8 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 +1333,8 @@ 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