Responsibility assign from backend API

SELECT fa.application_short_name,

  fr.responsibility_key,

  fsg.security_group_key,

  frt.description

FROM apps.fnd_responsibility fr,

  fnd_application fa,

  fnd_security_groups fsg,

  fnd_responsibility_tl frt

WHERE frt.responsibility_name = 'MWA Administrator'                -------------System Administrator

AND frt.LANGUAGE              = USERENV ('LANG')

AND frt.responsibility_id     = fr.responsibility_id

AND fr.application_id         = fa.application_id

AND fr.data_group_id          = fsg.security_group_id;

API to add Responsibility :

DECLARE

   v_user_name             VARCHAR2 (30)  := '&user_name';

   v_responsibility_name   VARCHAR2 (100) := '&responsibility_name';

   v_application_name      VARCHAR2 (100) := NULL;

   v_responsibility_key    VARCHAR2 (100) := NULL;

   v_security_group        VARCHAR2 (100) := NULL;

   v_description           VARCHAR2 (100) := NULL;

BEGIN

   SELECT fa.application_short_name, fr.responsibility_key,

          fsg.security_group_key, frt.description

     INTO v_application_name, v_responsibility_key,

          v_security_group, v_description

     FROM apps.fnd_responsibility fr,

          fnd_application fa,

          fnd_security_groups fsg,

          fnd_responsibility_tl frt

    WHERE frt.responsibility_name = v_responsibility_name

      AND frt.LANGUAGE = USERENV ('LANG')

      AND frt.responsibility_id = fr.responsibility_id

      AND fr.application_id = fa.application_id

      AND fr.data_group_id = fsg.security_group_id;

   fnd_user_pkg.addresp (username            => v_user_name,

                         resp_app            => v_application_name,

                         resp_key            => v_responsibility_key,

                         security_group      => v_security_group,

                         description         => v_description,

                         start_date          => SYSDATE,

                         end_date            => NULL

                        );

   COMMIT;

   DBMS_OUTPUT.put_line(   'Responsiblity '

                         || v_responsibility_name

                         || ' is attached to the user '

                         || v_user_name

                         || ' Successfully'

                        );

EXCEPTION

   WHEN OTHERS

   THEN

      DBMS_OUTPUT.put_line

                         (   'Unable to attach responsibility to user due to'

                          || SQLCODE

                          || ' '

                          || SUBSTR (SQLERRM, 1, 100)

                         );

END;