ass="changed_added_2_1">
<p>This attribute allows the name of the attribute exposed to the using
page to differ from the one actually used in the implementation.  For
example, consider a composite component that contains two buttons, one
that means "submit" and one that means "cancel".  It is natural to want
to declare two composite component attributes to allow these buttons to
be customized, for example, "submitAction" and "cancelAction".  For both
of these buttons, the method expression should be retarge