예제 #1
0
 /**
  * Responds with <i>code</i> and <i>reason</i>. This method can be called when the InviteDialog is
  * in D_INVITED, D_ReINVITED states
  */
 public void respond(
     int code, String reason, int expires, String contact, String content_type, String body) {
   printLog("inside respond(" + code + "," + reason + ")", LogLevel.MEDIUM);
   NameAddress contact_url = null;
   if (contact != null) contact_url = new NameAddress(contact);
   Message resp =
       MessageFactory.createResponse(
           subscribe_req, code, SipResponses.reasonOf(code), contact_url);
   if (expires >= 0) resp.setExpiresHeader(new ExpiresHeader(expires));
   if (body != null) resp.setBody(content_type, body);
   respond(resp);
 }
예제 #2
0
 /** When a new Message is received by the SipInterface. */
 public void onReceivedMessage(SipInterface sip, Message msg) { // printLog("Message received:
   // "+msg.getFirstLine().substring(0,msg.toString().indexOf('\r')));
   if (msg.isRequest()) {
     (new TransactionServer(sip_provider, msg, null))
         .respondWith(MessageFactory.createResponse(msg, 200, SipResponses.reasonOf(200), null));
     NameAddress sender = msg.getFromHeader().getNameAddress();
     NameAddress recipient = msg.getToHeader().getNameAddress();
     String subject = null;
     if (msg.hasSubjectHeader()) subject = msg.getSubjectHeader().getSubject();
     String content_type = msg.getContentTypeHeader().getContentType();
     String content = msg.getBody();
     if (listener != null)
       listener.onMaReceivedMessage(this, sender, recipient, subject, content_type, content);
   }
 }
예제 #3
0
 /**
  * Responds with <i>code</i> and <i>reason</i>. This method can be called when the InviteDialog is
  * in D_INVITED, D_ReINVITED states
  */
 public void respond(int code, String reason, String contact, String sdp) {
   printLog("inside respond(" + code + "," + reason + ")", LogLevel.MEDIUM);
   if (statusIs(D_INVITED) || statusIs(D_ReINVITED)) {
     NameAddress contact_address = null;
     if (contact != null) contact_address = new NameAddress(contact);
     Message resp = MessageFactory.createResponse(invite_req, code, reason, contact_address);
     resp.setBody(sdp);
     respond(resp);
   } else
     printWarning(
         "Dialog isn't in \"invited\" state: cannot respond ("
             + code
             + "/"
             + getStatus()
             + "/"
             + getDialogID()
             + ")",
         LogLevel.MEDIUM);
 }
예제 #4
0
 /**
  * Inherited from class SipProviderListener. Called when a new message is received (out of any
  * ongoing transaction) for the current InviteDialog. Always checks for out-of-date methods (CSeq
  * header sequence number).
  *
  * <p>If the message is ACK(2xx/INVITE) request, it moves to D_CALL state, and fires
  * <i>onDlgAck(this,body,msg)</i>.
  *
  * <p>If the message is 2xx(INVITE) response, it create a new AckTransactionClient
  *
  * <p>If the message is BYE, it moves to D_BYED state, removes the listener from SipProvider,
  * fires onDlgBye(this,msg) then it responds with 200 OK, moves to D_CLOSE state and fires
  * onDlgClose(this)
  */
 public void onReceivedMessage(SipProvider sip_provider, Message msg) {
   printLog("inside onReceivedMessage(sip_provider,message)", LogLevel.MEDIUM);
   if (msg.isRequest()
       && !(msg.isAck() || msg.isCancel())
       && msg.getCSeqHeader().getSequenceNumber() <= getRemoteCSeq()) {
     printLog("Request message is too late (CSeq too small): Message discarded", LogLevel.HIGH);
     return;
   }
   // invite received
   if (msg.isRequest() && msg.isInvite()) {
     verifyStatus(statusIs(D_INIT) || statusIs(D_CALL));
     // NOTE: if the invite_ts.listen() is used, you should not arrive
     // here with the D_INIT state..
     // however state D_INIT has been included for robustness against
     // further changes.
     if (statusIs(D_INIT)) changeStatus(D_INVITED);
     else changeStatus(D_ReINVITED);
     invite_req = msg;
     invite_ts = new InviteTransactionServer(sip_provider, invite_req, this);
     // ((TransactionServer)transaction).listen();
     update(Dialog.UAS, invite_req);
     if (statusIs(D_INVITED))
       listener.onDlgInvite(
           this,
           invite_req.getToHeader().getNameAddress(),
           invite_req.getFromHeader().getNameAddress(),
           invite_req.getBody(),
           invite_req);
     else listener.onDlgReInvite(this, invite_req.getBody(), invite_req);
   } else
   // ack (of 2xx of INVITE)
   if (msg.isRequest() && msg.isAck()) {
     if (!verifyStatus(statusIs(D_ACCEPTED) || statusIs(D_ReACCEPTED))) return;
     changeStatus(D_CALL);
     // terminates the AckTransactionServer
     ack_ts.terminate();
     listener.onDlgAck(this, msg.getBody(), msg);
     listener.onDlgCall(this);
   } else
   // keep sending ACK (if already sent) for any "200 OK" received
   if (msg.isResponse()) {
     if (!verifyStatus(statusIs(D_CALL))) return;
     int code = msg.getStatusLine().getCode();
     verifyThat(code >= 200 && code < 300, "code 2xx was expected");
     if (ack_req != null) {
       AckTransactionClient ack_tc = new AckTransactionClient(sip_provider, ack_req, null);
       ack_tc.request();
     }
   } else
   // bye received
   if (msg.isRequest() && msg.isBye()) {
     if (!verifyStatus(statusIs(D_CALL) || statusIs(D_BYEING))) return;
     changeStatus(D_BYED);
     bye_ts = new TransactionServer(sip_provider, msg, this);
     // automatically sends a 200 OK
     Message resp = MessageFactory.createResponse(msg, 200, SipResponses.reasonOf(200), null);
     respond(resp);
     listener.onDlgBye(this, msg);
     changeStatus(D_CLOSE);
     listener.onDlgClose(this);
   } else
   // cancel received
   if (msg.isRequest() && msg.isCancel()) {
     if (!verifyStatus(statusIs(D_INVITED) || statusIs(D_ReINVITED))) return;
     // create a CANCEL TransactionServer and send a 200 OK (CANCEL)
     TransactionServer ts = new TransactionServer(sip_provider, msg, null);
     // ts.listen();
     ts.respondWith(MessageFactory.createResponse(msg, 200, SipResponses.reasonOf(200), null));
     // automatically sends a 487 Cancelled
     Message resp =
         MessageFactory.createResponse(invite_req, 487, SipResponses.reasonOf(487), null);
     respond(resp);
     listener.onDlgCancel(this, msg);
   } else
   // any other request received
   if (msg.isRequest()) {
     TransactionServer ts = new TransactionServer(sip_provider, msg, null);
     // ts.listen();
     ts.respondWith(MessageFactory.createResponse(msg, 405, SipResponses.reasonOf(405), null));
   }
 }