Index: trunk/src/org/openstreetmap/josm/data/osm/Filter.java
===================================================================
--- trunk/src/org/openstreetmap/josm/data/osm/Filter.java	(revision 13204)
+++ trunk/src/org/openstreetmap/josm/data/osm/Filter.java	(revision 13205)
@@ -149,5 +149,5 @@
         e.version = version;
         e.text = text;
-        e.mode = mode.toString();
+        e.mode = mode.name();
         e.case_sensitive = caseSensitive;
         e.regex_search = regexSearch;
Index: trunk/tools/pmd/josm-ruleset.xml
===================================================================
--- trunk/tools/pmd/josm-ruleset.xml	(revision 13204)
+++ trunk/tools/pmd/josm-ruleset.xml	(revision 13205)
@@ -176,5 +176,4 @@
     <exclude name="OptimizableToArrayCall"/>
     <exclude name="SimplifyStartsWith"/>
-    <exclude name="StringToString"/>
     <exclude name="TooFewBranchesForASwitchStatement"/>
     <exclude name="UseArrayListInsteadOfVector"/>