Polymorphic copy: Difference between revisions

=={{header|NetRexx}}==

{{trans|Java}}

<lang NetRexx>/* NetRexx */

options replace format comments java crossref savelog symbols binary

-- -----------------------------------------------------------------------------

class RCPolymorphicCopy public

method copier(x = T) public static returns T

return x.copy

method main(args = String[]) public constant

obj1 = T()

obj2 = S()

System.out.println(copier(obj1).name) -- prints "T"

System.out.println(copier(obj2).name) -- prints "S"

return

-- -----------------------------------------------------------------------------

class RCPolymorphicCopy.T public implements Cloneable

method name returns String

return T.class.getSimpleName

method copy public returns T

dup = T

do

dup = T super.clone

catch ex = CloneNotSupportedException

ex.printStackTrace

end

return dup

-- -----------------------------------------------------------------------------

class RCPolymorphicCopy.S public extends RCPolymorphicCopy.T

method name returns String

return S.class.getSimpleName

</lang>