Repository r = new RepositoryClass();
// ...
r.exportToXmi("file");
Repository r = new RepositoryClass();
r.OpenFile("E:\\test.EAP");
r.GetProjectInterface().ExportPackageXMI("{C475D5E8-227F-4cf9-9BD0-1380DD24DE09}", EnumXMIType.xmiEA21, 1, 0, 1, 0, "E:\\xmi.xml");