private ArrayList getLocalViaHeaders() throws IOException { /* * We can't keep a cached copy because the callers * of this method change the viaHeaders. In particular * a branch may be added which causes INVITES to fail. */ if (viaHeaders != null) { return viaHeaders; } ListeningPoint lp = sipProvider.getListeningPoint(); viaHeaders = new ArrayList(); try { String addr = lp.getIPAddress(); ViaHeader viaHeader = headerFactory.createViaHeader(addr, lp.getPort(), lp.getTransport(), null); viaHeader.setRPort(); viaHeaders.add(viaHeader); return viaHeaders; } catch (ParseException e) { throw new IOException( "A ParseException occurred while creating Via Headers! " + e.getMessage()); } catch (InvalidArgumentException e) { throw new IOException( "Unable to create a via header for port " + lp.getPort() + " " + e.getMessage()); } }
/** * Returns the JAIN-SIP <tt>ListeningPoint</tt> associated to the given transport string. * * @param transport a string like "UDP", "TCP" or "TLS". * @return the LP associated to the given transport. */ @SuppressWarnings("unchecked") // jain-sip legacy code public ListeningPoint getLP(String transport) { ListeningPoint lp; Iterator<ListeningPoint> it = this.stack.getListeningPoints(); while (it.hasNext()) { lp = it.next(); // FIXME: JAIN-SIP stack is not consistent with case // (reported upstream) if (lp.getTransport().toLowerCase().equals(transport.toLowerCase())) return lp; } throw new IllegalArgumentException("Invalid transport: " + transport); }