String repositoryID,
org.omg.SendingContext.RunTime _sender)
{
// Must use narrow rather than a direct cast to a com.sun
// class. Fix for bug 4379539.
CodeBase sender = CodeBaseHelper.narrow(_sender);
org.omg.CORBA_2_3.portable.InputStream in =
(org.omg.CORBA_2_3.portable.InputStream) _in;
if (!useHashtables) {