Index: applications/editors/josm/plugins/wayselector/src/org/openstreetmap/josm/plugins/wayselector/WaySelection.java
===================================================================
--- applications/editors/josm/plugins/wayselector/src/org/openstreetmap/josm/plugins/wayselector/WaySelection.java	(revision 30736)
+++ applications/editors/josm/plugins/wayselector/src/org/openstreetmap/josm/plugins/wayselector/WaySelection.java	(revision 30737)
@@ -31,6 +31,6 @@
         }
         else {
-            nodes = new TreeSet<Node>();
-            outerNodes = new TreeSet<Node>();
+            nodes = new TreeSet<>();
+            outerNodes = new TreeSet<>();
 
             for (Way way : ways)
@@ -126,5 +126,5 @@
             return;
 
-        selection = new LinkedList<OsmPrimitive>();
+        selection = new LinkedList<>();
         for (OsmPrimitive primitive : currentSelection)
             selection.add(primitive);