fix sonar

src/main/java/com/michelin/ns4kafka/services/ConsumerGroupService.java

@@ -98,6 +98,7 @@ public List<String> validateResetOffsets(ConsumerGroupResetOffsets consumerGroup
                 }
             }
             default -> {
+                // Nothing to do
             }
         }
         return validationErrors;

src/main/java/com/michelin/ns4kafka/services/StreamService.java

@@ -12,7 +12,6 @@
 import java.util.HashSet;
 import java.util.List;
 import java.util.Optional;
-import java.util.stream.Collectors;
 
 /**
  * Service to manage Kafka Streams.
@@ -71,7 +70,7 @@ public boolean isNamespaceOwnerOfKafkaStream(Namespace namespace, String resourc
                 == AccessControlEntry.ResourcePatternType.PREFIXED)
             .filter(accessControlEntry -> resource.startsWith(accessControlEntry.getSpec().getResource()))
             .map(accessControlEntry -> accessControlEntry.getSpec().getResourceType())
-            .collect(Collectors.toList()))
+            .toList())
             .containsAll(List.of(AccessControlEntry.ResourceType.TOPIC, AccessControlEntry.ResourceType.GROUP));
     }
 

src/main/java/com/michelin/ns4kafka/validation/ResourceValidator.java

@@ -286,10 +286,7 @@ public boolean equals(Object obj) {
             if (obj == null) {
                 return false;
             }
-            if (!(obj instanceof NonEmptyString)) {
-                return false;
-            }
-            return true;
+            return obj instanceof NonEmptyString;
         }
 
         @Override