public SessionDescription createSessionDescription(String s) throws SdpParseException {
public SessionDescription createSessionDescription() throws SdpException { SessionDescriptionImpl sessionDescriptionImpl=new SessionDescriptionImpl();  ProtoVersionField ProtoVersionField=new ProtoVersionField(); ProtoVersionField.setVersion(0); sessionDescriptionImpl.setVersion(ProtoVersionField);  OriginField originImpl=null;
    public SessionDescription createSessionDescription(String s)    throws SdpParseException {        try{                     SDPAnnounceParser sdpParser =new SDPAnnounceParser( s );            return sdpParser.parse();        } catch(ParseException e) {		e.printStackTrace();		throw new SdpParseException(0,0, "Could not parse message");        }    }