From 25c273f259a81e1183470e1f6340e6d98fe01114 Mon Sep 17 00:00:00 2001
From: Justin Richer <jricher@mit.edu>
Date: Tue, 19 Jan 2016 15:50:44 -0500
Subject: [PATCH] allow permission tickets with empty scope sets

---
 .../java/org/mitre/uma/web/PermissionRegistrationEndpoint.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/uma-server/src/main/java/org/mitre/uma/web/PermissionRegistrationEndpoint.java b/uma-server/src/main/java/org/mitre/uma/web/PermissionRegistrationEndpoint.java
index 3fc71ef75..34db52d11 100644
--- a/uma-server/src/main/java/org/mitre/uma/web/PermissionRegistrationEndpoint.java
+++ b/uma-server/src/main/java/org/mitre/uma/web/PermissionRegistrationEndpoint.java
@@ -89,7 +89,7 @@ public class PermissionRegistrationEndpoint {
 				Long rsid = getAsLong(o, "resource_set_id");
 				Set<String> scopes = getAsStringSet(o, "resource_set_scopes");
 
-				if (rsid == null || scopes == null || scopes.isEmpty()){
+				if (rsid == null || scopes == null){
 					// missing information
 					m.addAttribute("code", HttpStatus.BAD_REQUEST);
 					m.addAttribute("errorMessage", "Missing required component of permission registration request.");