|  |  | 
 |  |  |       SipURI requestURI = sipFactory.createAddressFactory().createSipURI(device.getDeviceId(), device.getHostAddress());
 | 
 |  |  |       // via
 | 
 |  |  |       ArrayList<ViaHeader> viaHeaders = new ArrayList<ViaHeader>();
 | 
 |  |  |       ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(sipConfig.getSipIp(), sipConfig.getSipPort(),
 | 
 |  |  |             device.getTransport(), viaTag);
 | 
 |  |  |       ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(sipConfig.getSipIp(), sipConfig.getSipPort(), device.getTransport(), viaTag);
 | 
 |  |  |       viaHeader.setRPort();
 | 
 |  |  |       viaHeaders.add(viaHeader);
 | 
 |  |  |       // from
 | 
 |  |  | 
 |  |  |       SipURI requestLine = sipFactory.createAddressFactory().createSipURI(channelId, device.getHostAddress());
 | 
 |  |  |       //via
 | 
 |  |  |       ArrayList<ViaHeader> viaHeaders = new ArrayList<ViaHeader>();
 | 
 |  |  |       ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(device.getIp(), device.getPort(), device.getTransport(), viaTag);
 | 
 |  |  |       ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(sipConfig.getSipIp(), sipConfig.getSipPort(), device.getTransport(), viaTag);
 | 
 |  |  |       viaHeader.setRPort();
 | 
 |  |  |       viaHeaders.add(viaHeader);
 | 
 |  |  | 
 | 
 |  |  | 
 |  |  |       return request;
 | 
 |  |  |    }
 | 
 |  |  | 
 | 
 |  |  |    public Request createByteRequest(Device device, String channelId, String viaTag, String fromTag, String toTag, String callId) throws ParseException, InvalidArgumentException, PeerUnavailableException {
 | 
 |  |  |       Request request = null;
 | 
 |  |  |       //请求行
 | 
 |  |  |       SipURI requestLine = sipFactory.createAddressFactory().createSipURI(channelId, device.getHostAddress());
 | 
 |  |  |       // via
 | 
 |  |  |       ArrayList<ViaHeader> viaHeaders = new ArrayList<ViaHeader>();
 | 
 |  |  |       ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(sipConfig.getSipIp(), sipConfig.getSipPort(), device.getTransport(), viaTag);
 | 
 |  |  |       viaHeaders.add(viaHeader);
 | 
 |  |  |       //from
 | 
 |  |  |       SipURI fromSipURI = sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(),sipConfig.getSipDomain());
 | 
 |  |  |       Address fromAddress = sipFactory.createAddressFactory().createAddress(fromSipURI);
 | 
 |  |  |       FromHeader fromHeader = sipFactory.createHeaderFactory().createFromHeader(fromAddress, fromTag); //必须要有标记,否则无法创建会话,无法回应ack
 | 
 |  |  |       //to
 | 
 |  |  |       SipURI toSipURI = sipFactory.createAddressFactory().createSipURI(channelId,sipConfig.getSipDomain());
 | 
 |  |  |       Address toAddress = sipFactory.createAddressFactory().createAddress(toSipURI);
 | 
 |  |  |       ToHeader toHeader = sipFactory.createHeaderFactory().createToHeader(toAddress,toTag);
 | 
 |  |  | 
 | 
 |  |  |       //Forwards
 | 
 |  |  |       MaxForwardsHeader maxForwards = sipFactory.createHeaderFactory().createMaxForwardsHeader(70);
 | 
 |  |  | 
 | 
 |  |  |       //ceq
 | 
 |  |  |       CSeqHeader cSeqHeader = sipFactory.createHeaderFactory().createCSeqHeader(1L, Request.BYE);
 | 
 |  |  |       CallIdHeader callIdHeader = sipFactory.createHeaderFactory().createCallIdHeader(callId);
 | 
 |  |  |       request = sipFactory.createMessageFactory().createRequest(requestLine, Request.BYE, callIdHeader, cSeqHeader,fromHeader, toHeader, viaHeaders, maxForwards);
 | 
 |  |  | 
 | 
 |  |  |       Address concatAddress = sipFactory.createAddressFactory().createAddress(sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(), sipConfig.getSipIp()+":"+sipConfig.getSipPort()));
 | 
 |  |  | 
 | 
 |  |  |       return request;
 | 
 |  |  |    }
 | 
 |  |  | 
 | 
 |  |  |    public Request createSubscribeRequest(Device device, String content, String viaTag, String fromTag, String toTag, Integer expires, String event, CallIdHeader callIdHeader) throws ParseException, InvalidArgumentException, PeerUnavailableException {
 | 
 |  |  |       Request request = null;
 | 
 |  |  |       // sipuri
 |