Remove unnecessary warnings in administration client

sdk/servicebus/azure-messaging-servicebus/CHANGELOG.md

@@ -8,6 +8,8 @@
 
 ### Bugs Fixed
 
+- Removes extraneous log messages when deserializing topics or subscriptions. ([32325](https://github.com/Azure/azure-sdk-for-java/issues/32325))
+
 ### Other Changes
 
 ## 7.15.0-beta.5 (2023-11-22)

sdk/servicebus/azure-messaging-servicebus/src/main/java/com/azure/messaging/servicebus/administration/AdministrationModelConverter.java

@@ -432,11 +432,8 @@ private <T> T deserialize(Object object, Class<T> clazz) {
     Response<QueueProperties> deserializeQueue(Response<Object> response) {
         final QueueDescriptionEntryImpl entry = deserialize(response.getValue(), QueueDescriptionEntryImpl.class);
 
-        // This was an empty response (ie. 204).
-        if (entry == null) {
-            return new SimpleResponse<>(response.getRequest(), response.getStatusCode(), response.getHeaders(), null);
-        } else if (entry.getContent() == null) {
-            logger.info("entry.getContent() is null. The entity may not exist. {}", entry);
+        // This was an empty response (ie. 204) or the entity does not exist.
+        if (entry == null || entry.getContent() == null) {
             return new SimpleResponse<>(response.getRequest(), response.getStatusCode(), response.getHeaders(), null);
         } else if (entry.getContent().getQueueDescription() == null) {
             final TopicDescriptionEntryImpl entryTopic = deserialize(response.getValue(), TopicDescriptionEntryImpl.class);
@@ -455,11 +452,8 @@ Response<QueueProperties> deserializeQueue(Response<Object> response) {
     Response<TopicProperties> deserializeTopic(Response<Object> response) {
         final TopicDescriptionEntryImpl entry = deserialize(response.getValue(), TopicDescriptionEntryImpl.class);
 
-        // This was an empty response (ie. 204).
-        if (entry == null) {
-            return new SimpleResponse<>(response.getRequest(), response.getStatusCode(), response.getHeaders(), null);
-        } else if (entry.getContent() == null) {
-            logger.warning("entry.getContent() is null. There should have been content returned. Entry: {}", entry);
+        // This was an empty response (i.e. 204) or the entity does not exist.
+        if (entry == null || entry.getContent() == null) {
             return new SimpleResponse<>(response.getRequest(), response.getStatusCode(), response.getHeaders(), null);
         } else if (entry.getContent().getTopicDescription() == null) {
             final QueueDescriptionEntryImpl entryQueue = deserialize(response.getValue(), QueueDescriptionEntryImpl.class);

sdk/servicebus/azure-messaging-servicebus/src/main/java/com/azure/messaging/servicebus/administration/implementation/ServiceBusManagementSerializer.java

@@ -70,23 +70,21 @@ public String serialize(Object object, SerializerEncoding encoding) throws IOExc
 
         // This hack is here because value of custom property within RuleFilter should have a namespace like
         // xmlns:d6p1="http://www.w3.org/2001/XMLSchema" ns0:type="d6p1:string".
+        // It is possible that there is no "Value" to set in the rule.
         if (CreateRuleBodyImpl.class.equals(clazz)) {
             final Matcher filterValue = FILTER_VALUE_PATTERN.matcher(replaced);
             if (filterValue.find()) {
                 replaced = filterValue.replaceAll(RULE_VALUE_ATTRIBUTE_XML);
-            } else {
-                LOGGER.warning("Could not find filter name pattern '{}' in {}.", FILTER_VALUE_PATTERN.pattern(),
-                    contents);
             }
         }
 
         // This hack is here because RuleFilter and RuleAction type="Foo" should have a namespace like n0:type="Foo".
+        // It is possible that there is no RuleFilter or RuleAction type. (i.e. creating a subscription with its
+        // default rule.)
         final Matcher filterType = FILTER_ACTION_PATTERN.matcher(replaced);
         if (filterType.find()) {
             return filterType.replaceAll("<$1 xmlns:ns0=\"http://www.w3.org/2001/XMLSchema-instance\" ns0:type=");
         } else {
-            LOGGER.warning("Could not find filter name pattern '{}' in {}.", FILTER_ACTION_PATTERN.pattern(),
-                contents);
             return replaced;
         }
     }