code: public static void setInternalState(Object object, String fieldName, Object[] value) {
          setInternalState(object, fieldName, (Object) value);
      }
docs: Set the value of a field using reflection. This method will traverse the
  super class hierarchy until a field with name <tt>fieldName</tt> is
  found.
  
  @param object    the object to modify
  @param fieldName the name of the field
  @param value     the new value of the field