proto_docs/google/api/field_behavior.rb in google-cloud-trace-v2-0.6.1 vs proto_docs/google/api/field_behavior.rb in google-cloud-trace-v2-0.7.0

@@ -64,8 +64,22 @@
       # Denotes that this field returns a non-empty default value if not set.
       # This indicates that if the user provides the empty value in a request,
       # a non-empty value will be returned. The user will not be aware of what
       # non-empty value to expect.
       NON_EMPTY_DEFAULT = 7
+
+      # Denotes that the field in a resource (a message annotated with
+      # google.api.resource) is used in the resource name to uniquely identify the
+      # resource. For AIP-compliant APIs, this should only be applied to the
+      # `name` field on the resource.
+      #
+      # This behavior should not be applied to references to other resources within
+      # the message.
+      #
+      # The identifier field of resources often have different field behavior
+      # depending on the request it is embedded in (e.g. for Create methods name
+      # is optional and unused, while for Update methods it is required). Instead
+      # of method-specific annotations, only `IDENTIFIER` is required.
+      IDENTIFIER = 8
     end
   end
 end