[#9120] Backport: fix npe bug in mongo plugin

pinpoint-apm · Aug 11, 2022 · 6806635 · 6806635
1 parent a0d9abb
commit 6806635
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/...va/com/navercorp/pinpoint/plugin/mongo/interceptor/MongoClientConstructorInterceptor.java b/...va/com/navercorp/pinpoint/plugin/mongo/interceptor/MongoClientConstructorInterceptor.java
@@ -65,7 +65,9 @@ public void after(Object target, Object[] args, Object result, Throwable throwab
             if (list != null) {
                 for (Object o : list) {
                     if (o instanceof ServerAddress) {
-                        final String hostAddress = HostAndPort.toHostAndPortString(serverAddress.getHost(), serverAddress.getPort());
+                        // Set multi address.
+                        final ServerAddress address = (ServerAddress) o;
+                        final String hostAddress = HostAndPort.toHostAndPortString(address.getHost(), address.getPort());
                         hostList.add(hostAddress);
                     }
                 }