final AbstractTranslet translet = (AbstractTranslet)trs;
// Set minimum needed size for key/id indices in the translet
translet.setIndexSize(dom.getSize());
// Create index for any ID attributes defined in the document DTD
dtd.buildIdIndex(dom, mask, translet);
// Pass all unparsed entities to the translet
translet.setUnparsedEntityURIs(dtd.getUnparsedEntityURIs());
return(doc.getDocument());
}