private AcEdiInterchange createInterchange(AcEdiInterchangeIF o, AcEdiMessage e) { AcEdiInterchange x = new AcEdiInterchange(new JwList<AcEdiMessage>(e)); x.setHeader(o.getHeader()); x.setTrailer(new AcEdiUspsUnz()); x.getTrailer().setReferenceNumber(o.getHeader().getReferenceNumber()); return x; }