[isis] 04/04: ISIS-1940 let the SortedSet-of-list adapter return a comparator=null

[ahuber]

This is an automated email from the ASF dual-hosted git repository.

ahuber pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/isis.git

commit 9a51b98515fa864d175297e3eae2937a59732b2b
Author: Andi Huber <ahu...@apache.org>
AuthorDate: Fri Apr 27 20:43:40 2018 +0200

    ISIS-1940 let the SortedSet-of-list adapter return a comparator=null
    
    otherwise streaming the elements will throw an exception
---
 .../applib/internal/collections/_Collections_SortedSetOfList.java    | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git 
a/core/applib/src/main/java/org/apache/isis/applib/internal/collections/_Collections_SortedSetOfList.java
 
b/core/applib/src/main/java/org/apache/isis/applib/internal/collections/_Collections_SortedSetOfList.java
index add7d8a..d78558c 100644
--- 
a/core/applib/src/main/java/org/apache/isis/applib/internal/collections/_Collections_SortedSetOfList.java
+++ 
b/core/applib/src/main/java/org/apache/isis/applib/internal/collections/_Collections_SortedSetOfList.java
@@ -113,7 +113,10 @@ class _Collections_SortedSetOfList<T> implements 
SortedSet<T> {
 
        @Override
        public Comparator<? super T> comparator() {
-               throw new UnsupportedOperationException(JUST_AN_ADAPTER);
+               return null; 
+               // this set was created from a list, we have no 
+               // info about the intended comparator, 
+               // but a least let stream traverse the elements
        }
 
        @Override

-- 
To stop receiving notification emails like this one, please contact
ahu...@apache.org.