public LinkedList getHeadersAsEncodedStrings() { LinkedList retval = new LinkedList();
public List getHeadersAsEncodedStrings() { List retval = new LinkedList();
	public LinkedList getHeadersAsEncodedStrings() {		LinkedList retval = new LinkedList();		ListIterator li = hlist.listIterator();		while (li.hasNext()) {			SIPHeader sipheader = (SIPHeader) li.next();			retval.add(sipheader.encode());		}		return retval;	}