added generics on class array

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/digester/trunk@1142282 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/commons/digester3/CallMethodRule.java b/src/main/java/org/apache/commons/digester3/CallMethodRule.java
index b1adf51..c705caa 100644
--- a/src/main/java/org/apache/commons/digester3/CallMethodRule.java
+++ b/src/main/java/org/apache/commons/digester3/CallMethodRule.java
@@ -238,12 +238,12 @@
         this.paramCount = paramCount;
         if ( paramTypes == null )
         {
-            this.paramTypes = new Class[paramCount];
+            this.paramTypes = new Class<?>[paramCount];
             fill( this.paramTypes, String.class );
         }
         else
         {
-            this.paramTypes = new Class[paramTypes.length];
+            this.paramTypes = new Class<?>[paramTypes.length];
             arraycopy( paramTypes, 0, this.paramTypes, 0, paramTypes.length );
         }
     }
@@ -322,7 +322,7 @@
         // if necessary, load parameter classes
         if ( this.paramClassNames != null )
         {
-            this.paramTypes = new Class[paramClassNames.length];
+            this.paramTypes = new Class<?>[paramClassNames.length];
             for ( int i = 0; i < this.paramClassNames.length; i++ )
             {
                 try