// Parent Directory Number
DataReference parent_dn = null;
if (type.equals(ISO9660Constants.TYPE_L_PT)) {
parent_dn = new LSBFShortDataReference(parent);
} else if (type.equals(ISO9660Constants.TYPE_M_PT)) {
parent_dn = new ShortDataReference(parent);
}
streamHandler.data(parent_dn);
// Directory Identifier
streamHandler.data(filename);