src/share/classes/sun/print/DialogOwner.java

@@ -23,10 +23,11 @@
  * questions.
  */
 
 package sun.print;
 
+import javax.print.attribute.Attribute;
 import javax.print.attribute.PrintRequestAttribute;
 import java.awt.Frame;
 
 /**
  * Class DialogOwner is a printing attribute class that identifies

@@ -70,11 +71,11 @@
      * DialogOwner itself.
      *
      * @return  Printing attribute class (category), an instance of class
      *          {@link java.lang.Class java.lang.Class}.
      */
-    public final Class getCategory() {
+    public final Class<? extends Attribute> getCategory() {
         return DialogOwner.class;
     }
 
 
     /**