From 56df2477cacc029624ce711ef5934920c4952411 Mon Sep 17 00:00:00 2001
From: Luck <git@lucko.me>
Date: Tue, 4 Oct 2016 17:30:27 +0100
Subject: [PATCH] Fix UnsupportedOperationExceptions with #getPermissions

---
 .../main/java/me/lucko/luckperms/core/PermissionHolder.java   | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/common/src/main/java/me/lucko/luckperms/core/PermissionHolder.java b/common/src/main/java/me/lucko/luckperms/core/PermissionHolder.java
index 90993f5ee..914b29728 100644
--- a/common/src/main/java/me/lucko/luckperms/core/PermissionHolder.java
+++ b/common/src/main/java/me/lucko/luckperms/core/PermissionHolder.java
@@ -249,7 +249,7 @@ public abstract class PermissionHolder {
      * @return a set of nodes
      */
     public SortedSet<LocalizedNode> getAllNodes(List<String> excludedGroups, Contexts context) {
-        SortedSet<LocalizedNode> all = getPermissions(true);
+        SortedSet<LocalizedNode> all = new TreeSet<>((SortedSet<LocalizedNode>) getPermissions(true));
 
         if (excludedGroups == null) {
             excludedGroups = new ArrayList<>();
@@ -310,7 +310,7 @@ public abstract class PermissionHolder {
         if (context.isApplyGroups()) {
             allNodes = getAllNodes(null, context);
         } else {
-            allNodes = getPermissions(true);
+            allNodes = new TreeSet<>((SortedSet<LocalizedNode>) getPermissions(true));
         }
 
         Map<String, String> contexts = new HashMap<>(context.getContext());