Exports a package from a domain.
void exportPackage(String fileName, String name, EnumSet<PACKAGE_EXPORT_OPTION> exportOptions) throws SUPAdminException;
If successful, returns silently. If unsuccessful, returns SUPAdminException.
EnumSet<PACKAGE_EXPORT_OPTION> options = EnumSet.noneOf(PACKAGE_EXPORT_OPTION.class);
options.add(PACKAGE_EXPORT_OPTION.LOG_LEVEL);
options.add(PACKAGE_EXPORT_OPTION.ROLE_MAPPING);
options.add(PACKAGE_EXPORT_OPTION.REPLICATION_SUBSCRIPTION_TEMPLATE);
options.add(PACKAGE_EXPORT_OPTION.PACKAGE_LOGGING );
supDomain.exportPackage("<file name>", "<package name>", options);