public void doSFEntry(long virtualFileSizeHigh, long virtualFileSizeLow, int tableDepth) throws HandlerException {
streamHandler.startElement(new SystemUseEntryElement("SF", 1));
streamHandler.data(new BothWordDataReference(virtualFileSizeHigh));
streamHandler.data(new BothWordDataReference(virtualFileSizeLow));
streamHandler.data(new ByteDataReference(tableDepth));
streamHandler.endElement();
}