68673c
@@ -782,6 +782,9 @@
public class CollectionUtils {
      * @since Commons Collections 3.2
      */
     public static <T> boolean addIgnoreNull(Collection<T> collection, T object) {
+        if (collection == null) {
+            throw new NullPointerException("The collection must not be null");
+        }
         return (object != null && collection.add(object));
     }
 
