make NoOpProjector instance final

seut · seut · commit d0d9321d29f3 · 2015-04-07T17:25:25.000+02:00
diff --git a/sql/src/main/java/io/crate/operation/projectors/NoOpProjector.java b/sql/src/main/java/io/crate/operation/projectors/NoOpProjector.java
@@ -33,7 +33,7 @@
  */
 public class NoOpProjector implements Projector, RowDownstreamHandle {
 
-    public static NoOpProjector INSTANCE = new NoOpProjector();
+    public static final NoOpProjector INSTANCE = new NoOpProjector();
 
     private NoOpProjector() {
 
