minor change

git-svn-id: https://svn.apache.org/repos/asf/myfaces/extensions/validator/trunk@1037975 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/core/src/main/java/org/apache/myfaces/extensions/validator/core/storage/DefaultMetaDataStorage.java b/core/src/main/java/org/apache/myfaces/extensions/validator/core/storage/DefaultMetaDataStorage.java
index 5f8ac64..a9fd128 100644
--- a/core/src/main/java/org/apache/myfaces/extensions/validator/core/storage/DefaultMetaDataStorage.java
+++ b/core/src/main/java/org/apache/myfaces/extensions/validator/core/storage/DefaultMetaDataStorage.java
@@ -264,7 +264,7 @@
         @Override

         public boolean equals(Object target)

         {

-            return getClass().equals(target.getClass());

+            return target != null && getClass().equals(target.getClass());

         }

     }