Technoboy- commented on code in PR #15603:
URL: https://github.com/apache/pulsar/pull/15603#discussion_r873303305
##########
pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/TenantsBase.java:
##########
@@ -63,24 +63,18 @@ public class TenantsBase extends PulsarWebResource {
@ApiResponses(value = {@ApiResponse(code = 403, message = "The requester
doesn't have admin permissions"),
@ApiResponse(code = 404, message = "Tenant doesn't exist")})
public void getTenants(@Suspended final AsyncResponse asyncResponse) {
- final String clientAppId = clientAppId();
- try {
- validateSuperUserAccess();
- } catch (Exception e) {
- asyncResponse.resume(e);
- return;
- }
- tenantResources().listTenantsAsync().whenComplete((tenants, e) -> {
- if (e != null) {
- log.error("[{}] Failed to get tenants list", clientAppId, e);
- asyncResponse.resume(new RestException(e));
- return;
- }
- // deep copy the tenants to avoid concurrent sort exception
- List<String> deepCopy = new ArrayList<>(tenants);
- deepCopy.sort(null);
- asyncResponse.resume(deepCopy);
- });
+ validateSuperUserAccessAsync()
+ .thenCompose(__ -> tenantResources().listTenantsAsync())
+ .thenAccept(tenants -> {
+ // deep copy the tenants to avoid concurrent sort exception
+ List<String> deepCopy = new ArrayList<>(tenants);
+ deepCopy.sort(null);
+ asyncResponse.resume(deepCopy);
+ }).exceptionally(ex -> {
+ log.error("[{}] Failed to get tenants list",
clientAppId(), ex);
Review Comment:
Got it. I will define this at the beginning.
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