How to refresh datasource args caller?

To refresh  datasource args caller, you must add override method close on form like source code below :

public void close()
{
    FormRun         callerForm;
    ;
    callerForm          = element.args().caller();
    callerForm.dataSource().refresh();
    callerForm.dataSource().reread();
    callerForm.dataSource().research();
    super();
}