diff --git a/src/java/org/apache/commons/collections/functors/FunctorUtils.java b/src/java/org/apache/commons/collections/functors/FunctorUtils.java
index 65bad0d8a..4f3fe947c 100644
--- a/src/java/org/apache/commons/collections/functors/FunctorUtils.java
+++ b/src/java/org/apache/commons/collections/functors/FunctorUtils.java
@@ -1,10 +1,10 @@
 /*
- * $Header: /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//collections/src/java/org/apache/commons/collections/functors/FunctorUtils.java,v 1.3 2003/11/23 23:25:33 scolebourne Exp $
+ * $Header: /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//collections/src/java/org/apache/commons/collections/functors/FunctorUtils.java,v 1.4 2004/01/05 21:31:48 scolebourne Exp $
  * ====================================================================
  *
  * The Apache Software License, Version 1.1
  *
- * Copyright (c) 2001-2003 The Apache Software Foundation.  All rights
+ * Copyright (c) 2001-2004 The Apache Software Foundation.  All rights
  * reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -68,12 +68,18 @@ import org.apache.commons.collections.Transformer;
  * Internal utilities for functors.
  * 
  * @since Commons Collections 3.0
- * @version $Revision: 1.3 $ $Date: 2003/11/23 23:25:33 $
+ * @version $Revision: 1.4 $ $Date: 2004/01/05 21:31:48 $
  *
  * @author Stephen Colebourne
  */
 class FunctorUtils {
     
+    /**
+     * Restricted constructor.
+     */
+    private FunctorUtils() {
+    }
+    
     /**
      * Clone the predicates to ensure that the internal reference can't be messed with.
      * 
@@ -91,7 +97,6 @@ class FunctorUtils {
      * Validate the predicates to ensure that all is well.
      * 
      * @param predicates  the predicates to validate
-     * @return the validated predicates
      */
     static void validate(Predicate[] predicates) {
         if (predicates == null) {
@@ -108,7 +113,6 @@ class FunctorUtils {
      * Validate the predicates to ensure that all is well.
      * 
      * @param predicates  the predicates to validate
-     * @return the validated predicates
      */
     static void validateMin2(Predicate[] predicates) {
         if (predicates == null) {
@@ -169,7 +173,6 @@ class FunctorUtils {
      * Validate the closures to ensure that all is well.
      * 
      * @param closures  the closures to validate
-     * @return the validated closures
      */
     static void validate(Closure[] closures) {
         if (closures == null) {