Index: jackrabbit-core/src/main/java/org/apache/jackrabbit/core/query/lucene/LuceneQueryFactory.java
===================================================================
--- jackrabbit-core/src/main/java/org/apache/jackrabbit/core/query/lucene/LuceneQueryFactory.java	(revision 1071525)
+++ jackrabbit-core/src/main/java/org/apache/jackrabbit/core/query/lucene/LuceneQueryFactory.java	(working copy)
@@ -669,10 +669,13 @@
             switch (transform) {
             case TRANSFORM_UPPER_CASE:
                 query.add(new CaseTermQuery.Upper(term), MUST_NOT);
+                break;
             case TRANSFORM_LOWER_CASE:
                 query.add(new CaseTermQuery.Lower(term), MUST_NOT);
+                break;
             default:
                 query.add(new JackrabbitTermQuery(term), MUST_NOT);
+                break;
             }
             // and exclude all nodes where 'field' is multi valued
             query.add(new JackrabbitTermQuery(new Term(MVP, field)), MUST_NOT);