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- /*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
- package model;
-
- import gov.nist.javax.sip.DialogTimeoutEvent;
- import gov.nist.javax.sip.SipListenerExt;
- import gui.Hauptfenster;
- import java.net.InetAddress;
- import java.text.ParseException;
- import java.util.*;
- import java.util.logging.Level;
- import java.util.logging.Logger;
- import javax.sip.DialogTerminatedEvent;
- import javax.sip.IOExceptionEvent;
- import javax.sip.InvalidArgumentException;
- import javax.sip.ListeningPoint;
- import javax.sip.RequestEvent;
- import javax.sip.ResponseEvent;
- import javax.sip.SipException;
- import javax.sip.SipFactory;
- import javax.sip.SipProvider;
- import javax.sip.SipStack;
- import javax.sip.TimeoutEvent;
- import javax.sip.TransactionTerminatedEvent;
- import javax.sip.address.*;
- import javax.sip.header.*;
- import javax.sip.message.*;
- import logger.OhmLogger;
-
- /**
- *
- * @author Jan komplettes Model für SIPmodel evtl. Vererbung und für jeden SIP
- * Response/Request eigene Klasse oder Interface da es langsam unübersichtlich
- * wird :( ACK schicken muss noch ergänzt werden BYE muss noch ergänzt werden.
- */
- public class SIPmodel implements SipListenerExt
- {
- Hauptfenster view; //später entfernen wegen Zugriff
- public static final Logger lg = OhmLogger.getLogger();
- public SipFactory sipFactory; // Used to access the SIP API.
- public SipStack sipStack; // The SIP stack.
- public SipProvider sipProvider; // Used to send SIP messages.
- public MessageFactory messageFactory; // Used to create SIP message factory.
- public HeaderFactory headerFactory; // Used to create SIP headers.
- public AddressFactory addressFactory; // Used to create SIP URIs.
- public ListeningPoint listeningPoint; // SIP listening IP address/port.
- public Properties properties; // Other properties.
-
- private String[][] codecs; //unterstütze Codecs[RTP-Parameter][CodecBezeichnung]
-
- private int myPort = 5060;
- private String myName = "129";
- public String protocolTyp = "UDP";
- public String myIPAddress;
- public String proxyAddress;
- public CallIdHeader callID;
-
- Boolean invite; //Bool für SDP falls ich anrufe
-
- //Hilfsvariablen wenn ich angerufen werde. evtl. noch optimieren
- RequestEvent evtWerdeAngerufen;
- Boolean werdeAngerufen;
- private int countWerdeAngerufen;
-
- public long cSequenz = 1;
- private String proxyTag;
- private String myTag = String.valueOf(new Random().nextInt());
- private int branch = Integer.valueOf(hashCode());
- public Address contactAddress;
- public ContactHeader contactHeader;
-
- public SIPmodel(Hauptfenster view) //Konstruktor für eigene Daten
- {
- this.view = view;
- invite = true;
- proxyAddress = "";
-
- countWerdeAngerufen = 0;
- evtWerdeAngerufen = null;
- werdeAngerufen = false;
- codecs = new String[4][2]; // Alle unterstützen Codecs eintragen
- codecs[0][0] = "0";
- codecs[0][1] = "PCMU/8000";
- codecs[1][0] = "4";
- codecs[1][1] = "G723/8000";
- codecs[2][0] = "8";
- codecs[2][1] = "PCMA/8000";
- codecs[3][0] = "18";
- codecs[3][1] = "G729/8000";
-
- try
- {
- //wird an sich erstmal nicht gebraucht aber später sinnvoll um eigene Daten zu initialisieren
- String abc = InetAddress.getLocalHost().getHostAddress();
- this.myIPAddress = InetAddress.getLocalHost().getHostAddress();
- this.sipFactory = SipFactory.getInstance();
- this.sipFactory.setPathName("gov.nist");
- this.properties = new Properties();
- this.properties.setProperty("javax.sip.STACK_NAME", "stack");
- this.sipStack = this.sipFactory.createSipStack(this.properties);
- this.messageFactory = this.sipFactory.createMessageFactory();
- this.headerFactory = this.sipFactory.createHeaderFactory();
- this.addressFactory = this.sipFactory.createAddressFactory();
- this.listeningPoint = this.sipStack.createListeningPoint(this.myIPAddress, this.myPort, this.protocolTyp);
- this.sipProvider = this.sipStack.createSipProvider(this.listeningPoint);
- this.sipProvider.addSipListener(this);
- //this.contactAddress = this.addressFactory.createAddress("sip:129@" + this.myIPAddress + ":" + this.myPort); //+ ":" + this.myPort
- this.contactAddress = this.addressFactory.createAddress("sip:" + myName + "@" + this.myIPAddress + ":" + this.myPort);
- this.contactHeader = this.headerFactory.createContactHeader(contactAddress);
- }
- catch (Exception e)
- {
- System.out.println("Fehler bei Initialisierung eigener Addresse");
- System.exit(-1);
- }
- }
- public int hashCode()
- {
- int temp = Integer.valueOf(myTag)* (new Random(100)).nextInt();
- return temp;
- }
- public void sendRegister(String serverIP, int serverPort) throws ParseException, InvalidArgumentException, SipException
- {
- proxyAddress = serverIP + ":" + serverPort;
- SIPRegister register = new SIPRegister(proxyAddress, myTag, myIPAddress, myPort, branch, addressFactory, headerFactory, messageFactory, contactHeader, sipProvider.getNewCallId());
- this.sipProvider.sendRequest(register.getRequest());
- lg.info("Erfolgreiches Senden der Registrierung");
- }
- public void sendInvitation(String sipaddresse, String proxyaddresse,
- int serverPort) throws SipException
- { //ServerPort wird nicht verwendet?
- invite = true;
- callID = this.sipProvider.getNewCallId();
- SIPSessionDescription sdp = new SIPSessionDescription(myName, myIPAddress, evtWerdeAngerufen, true);
- SIPInvite sipinvite = new SIPInvite(sipaddresse, proxyaddresse, myIPAddress, myPort, myTag, branch, callID, cSequenz, addressFactory, sdp.getSessionDescription(), headerFactory, messageFactory, contactHeader);
- this.sipProvider.sendRequest(sipinvite.getInviterequest());
- lg.info("Erfolgreiches Senden der Invitation");
- }
-
- @Override
- public void processRequest(RequestEvent requestEvent)
- {
- lg.info("Bekomme Anfrage");
- if ((Request.OPTIONS).equals(requestEvent.getRequest().getMethod())) //Options Anfrage von Server nach erfolgreicher Registrierung
- {
- lg.info("Option Request von Server, erstellen 200 OK zu Server");
- try
- {
- SIP200Ok tempOk = new SIP200Ok(messageFactory, requestEvent, contactHeader, headerFactory);
- this.sipProvider.sendResponse(tempOk.getResponse());
- view.getTxtArea().append("Server Option Request erfolgreich beantwortet\n");
- lg.info("Erfolgreiches senden des 200Ok-Headers");
- }
- catch (SipException ex)
- {
- lg.getLogger(SIPmodel.class.getName()).log(Level.SEVERE, null, ex);
- }
- }
- //Aktive Kommunikation
- else if ((Request.INVITE).equals(requestEvent.getRequest().getMethod())) // Invite von anderem Benutzer
- {
- try
- {
- this.sipProvider.sendResponse(create180Ringing(requestEvent));
- view.getTxtArea().append("Ringing geschickt\n");
- }
- catch (Exception ex)//Exceptions evtl. genauer definieren
- {
- lg.getLogger(SIPmodel.class.getName()).log(Level.SEVERE, null, ex);
- }
- countWerdeAngerufen++; //bessere Lösung muss her!!, was schickt andere User oder Proxy bei nicht erreichen
- FromHeader abc = (FromHeader) requestEvent.getRequest().getHeader("From");
-
- evtWerdeAngerufen = requestEvent;
- System.out.println(countWerdeAngerufen);
- if (countWerdeAngerufen < 7)
- {
- werdeAngerufen = true;
- lg.info("Hab Invitation bekommen");
- view.getTxtArea().append("Werde von " + abc.getAddress() + " angerufen\n");
- }
- else
- {
- werdeAngerufen = false;
- lg.info("Leider waren Sie nicht erreichbar");
- view.getTxtArea().append("Sie waren nicht erreichbar\n");
- countWerdeAngerufen = 0;
- }
-
- }
- else if ((Request.ACK).equals(requestEvent.getRequest().getMethod()))
- {
-
- }
- else if ((Request.CANCEL).equals(requestEvent.getRequest().getMethod()))
- {
- view.getTxtArea().append("Anruf wurde gecancelt");
- try
- {
- //Cancel Request -> Response 200 Ok + Response 487 Request Terminated
- //200 Ok
- werdeAngerufen = false;
- evtWerdeAngerufen = null; // sicher ist sicher
- SIP200Ok tempOk = new SIP200Ok(messageFactory, requestEvent, contactHeader, headerFactory);
- this.sipProvider.sendResponse(tempOk.getResponse());
- view.getTxtArea().append("Anrufender canceld Anfrage\n");
- lg.info("Erfolgreiches senden des 200 OkHeaders auf CancelAnfrage");
- //487 Request Terminated
- }
- catch (SipException ex)
- {
- Logger.getLogger(SIPmodel.class.getName()).log(Level.SEVERE, null, ex);
- }
- }
- else if ((Request.BYE).equals(requestEvent.getRequest().getMethod()))
- {
- try
- {
- SIP200Ok tempOk = new SIP200Ok(messageFactory, requestEvent, contactHeader, headerFactory);
- this.sipProvider.sendResponse(tempOk.getResponse());
- }
- catch (Exception ex)
- {
-
- }
- }
- }
-
- @Override
- public void processResponse(ResponseEvent responseEvent)
- {
- System.out.println("---Response---");
- //System.out.println(responseEvent.getResponse());
-
- if (responseEvent.getResponse().getStatusCode() == Response.UNAUTHORIZED)
- {
- try
- {
- Address addresstob = this.addressFactory.createAddress("sip:" + myName + "@" + proxyAddress);
- ToHeader temp = (ToHeader) responseEvent.getResponse().getHeader("To");
-
- ToHeader to = this.headerFactory.createToHeader(addresstob, temp.getTag()); // Integer.toString(myTag) address + myTag
- URI requestURI = addresstob.getURI();
- CallIdHeader callId = (CallIdHeader) responseEvent.getResponse().getHeader("Call-ID");
- FromHeader from = this.headerFactory.createFromHeader(addresstob, this.myTag); //this.contactAddress
- WWWAuthenticateHeader wwwauth = (WWWAuthenticateHeader) responseEvent.getResponse().getHeader("WWW-Authenticate");
-
- //wird bei AuthorizationHeader wirklich alles benötigt? war glaub nur mal Test -> testen!!
- AuthorizationHeader auth = this.headerFactory.createAuthorizationHeader("Digest");//was kommt in den string
- auth.setRealm(wwwauth.getRealm());
- auth.setNonce(wwwauth.getNonce());
- //Address addresstest = this.addressFactory.createAddress("sip:" + myName + "@192.168.100.11"); //vielleicht passwort setzen "sip:"+myName+":\"\"@192.168.100.11"
- Address addresstest = this.addressFactory.createAddress("sip:" + myName + "@" + proxyAddress);
- auth.setURI(addresstest.getURI());
- auth.setUsername(myName);
-
- ArrayList via = new ArrayList(); //Via needs a List as input
- ViaHeader viaheader = this.headerFactory.createViaHeader(this.myIPAddress, this.myPort, "UDP", String.valueOf(branch + 2));// String.valueOf(hashCode())string branch
- via.add(viaheader);
-
- CSeqHeader cSeq = this.headerFactory.createCSeqHeader(2L, "REGISTER");
- MaxForwardsHeader maxForwards = this.headerFactory.createMaxForwardsHeader(70);
- AllowHeader allow = this.headerFactory.createAllowHeader("NOTIFY,INVITE,ACK,CANCEL,BYE,REFER,INFO,OPTIONS,MESSAGE");
- ExpiresHeader expire = this.headerFactory.createExpiresHeader(3600); //int value
-
- //Zusätzliche Register Header nach Unauthorzied
- //Create Request Header
- Request request = this.messageFactory.createRequest(requestURI, "REGISTER", callId, cSeq, from, to, via, maxForwards);
- request.addHeader(contactHeader);
- request.addHeader(allow);
- request.addHeader(expire);
- request.addHeader(auth);
- this.sipProvider.sendRequest(request);
- view.getTxtArea().append("Erfolgreich registriert\n");
- }
- catch (ParseException | SipException | InvalidArgumentException ex)
- {
- lg.getLogger(SIPmodel.class.getName()).log(Level.SEVERE, null, ex);
- }
-
- }
- else if (responseEvent.getResponse().getStatusCode() == Response.OK)
- {
- lg.info("Erfolgreichen Response (200 OK) bekommen");
- }
- else if (responseEvent.getResponse().getStatusCode() == Response.RINGING)
- {
- ToHeader temp = (ToHeader) responseEvent.getResponse().getHeader("To");
- proxyTag = temp.getTag();
-
- }
-
- }
-
-
-
- public Response create180Ringing(RequestEvent requestEvent) throws ParseException, SipException
- {
-
- Response responsering = this.messageFactory.createResponse(180, requestEvent.getRequest());
- responsering.addHeader((ViaHeader) requestEvent.getRequest().getHeader("Via"));
- responsering.addHeader((FromHeader) requestEvent.getRequest().getHeader("From"));
- AllowHeader allow = this.headerFactory.createAllowHeader("NOTIFY,INVITE,ACK,CANCEL,BYE,REFER,INFO,OPTIONS,MESSAGE");
- //Bei Ringing muss persönlicher Tag ergänzt werden
- ToHeader temptoring = (ToHeader) requestEvent.getRequest().getHeader("To");
- proxyTag = temptoring.getTag();
- temptoring.setTag(this.myTag);
- responsering.addHeader(temptoring);
- cSequenz = ((CSeqHeader) requestEvent.getRequest().getHeader("Cseq")).getSeqNumber();
- responsering.addHeader((CSeqHeader) requestEvent.getRequest().getHeader("Cseq"));
- responsering.addHeader(contactHeader);
- responsering.addHeader(allow);
- AllowEventsHeader allowevent = this.headerFactory.createAllowEventsHeader("talk,hold,refer,call-info");// für was gebraucht
- responsering.addHeader(allowevent);
- return responsering;
- }
-
- public SIPmodel()
- {
- }
-
- public void annehmen() //Fehlende Bedingung
- {
- RequestEvent requestEvent;
- if ((requestEvent = evtWerdeAngerufen) != null && werdeAngerufen == true)
- {
- countWerdeAngerufen = 0;
- try
- {
- //Werte für weitere Kommunikation abspeichern
- callID = (CallIdHeader) requestEvent.getRequest().getHeader("Call-ID");
- CSeqHeader tempCs = (CSeqHeader) requestEvent.getRequest().getHeader("Cseq");
- cSequenz = tempCs.getSeqNumber();
- FromHeader tempFrom = (FromHeader) requestEvent.getRequest().getHeader("From");
- proxyTag = tempFrom.getTag();
- //Trying Header erzeugen und abschicken
- SIP100Trying tempTrying = new SIP100Trying(messageFactory, requestEvent, headerFactory);
- this.sipProvider.sendResponse(tempTrying.getTryResponse());
- view.getTxtArea().append("Trying geschickt\n");
- lg.info("Trying ist raus");
-
- //Ringing Message to Server (Responste Ringing)From tag: proxyTag, To Tag, persönlicher Tag
- SIP180Ringing tempRinging = new SIP180Ringing(requestEvent, myTag, proxyTag, contactHeader, headerFactory);
- sipProvider.sendResponse(tempRinging.getResponseRing());
- view.getTxtArea().append("Ringing geschickt\n");
-
- //Jetzt kommt 200 Ok SIP Header + SDP (SIP/SDP)
- //Sdp Header erstellen nächster Schritt
-
- invite = false;
- SIP200Ok respcall = new SIP200Ok(messageFactory, requestEvent, contactHeader, headerFactory);
- SIPSessionDescription sdp = new SIPSessionDescription(myName, myIPAddress, requestEvent, false);
- respcall.addSDP(sdp.getSessionDescription(), myTag);
- System.out.println(respcall.getResponse());
- this.sipProvider.sendResponse(respcall.getResponse());
- view.getTxtArea().append("Telefonat beginnt\n");
- evtWerdeAngerufen = null;
- }
- catch (SipException ex)
- {
- Logger.getLogger(SIPmodel.class.getName()).log(Level.SEVERE, null, ex);
-
- }
- }
- else
- {
- view.getTxtArea().append("Zur Zeit gibt es keinen Anruf\n");
- }
-
- }
-
- public void byecall(String calluser) throws ParseException, InvalidArgumentException, SipException
- {
- invite = false;
- Address addressLine = this.addressFactory.createAddress("sip:" + calluser + "@" + proxyAddress);
- URI requestURI = addressLine.getURI();
-
- Address addressfrom = this.addressFactory.createAddress("sip:" + myName + "@" + myIPAddress);
- FromHeader from = this.headerFactory.createFromHeader(addressfrom, String.valueOf(this.myTag));
-
- Address addressTo = this.addressFactory.createAddress("sip:" + myName + "@" + proxyAddress);
- ToHeader to = this.headerFactory.createToHeader(addressTo, proxyTag); // Ergänzung TAG!!
-
- ArrayList via = new ArrayList(); //Via needs a List as input
- ViaHeader viaheader = this.headerFactory.createViaHeader(this.myIPAddress, this.myPort, "UDP", String.valueOf(branch));
- via.add(viaheader);
-
- cSequenz++;
- CSeqHeader cSeq = this.headerFactory.createCSeqHeader(cSequenz, "BYE");
- MaxForwardsHeader maxForwards = this.headerFactory.createMaxForwardsHeader(70);
- AllowHeader allow = this.headerFactory.createAllowHeader("NOTIFY,INVITE,ACK,CANCEL,BYE,REFER,INFO,OPTIONS,MESSAGE");
- ExpiresHeader expire = this.headerFactory.createExpiresHeader(3600); //int value
- Request request = this.messageFactory.createRequest(requestURI, "BYE", callID, cSeq, from, to, via, maxForwards);
- request.addHeader(contactHeader);
- request.addHeader(allow);
- request.addHeader(expire);
- this.sipProvider.sendRequest(request);
- invite = false;
-
- lg.info("Erfolgreiches Senden des BYE Headers");
- }
-
- //Get Methoden falls man mal die Parameter braucht
- public String getmyName()
- {
- return myName;
- }
-
- public Integer getMyPort()
- {
- return myPort;
- }
-
- public String getMyIPAdress()
- {
- return myIPAddress;
- }
-
- // Herausfinden bei welchen Events die unteren Funktionen aufgerufen werden -> evtl brauchbar
- @Override
- public void processTimeout(TimeoutEvent timeoutEvent)
- {
- //view.getTxtArea().append("processTimeout\n");
- }
-
- @Override
- public void processIOException(IOExceptionEvent exceptionEvent)
- {
- //view.getTxtArea().append("processIOException\n");
- }
-
- @Override
- public void processTransactionTerminated(
- TransactionTerminatedEvent transactionTerminatedEvent)
- {
- //view.getTxtArea().append("processTransactionTerminated\n");
- }
-
- @Override
- public void processDialogTerminated(
- DialogTerminatedEvent dialogTerminatedEvent)
- {
- //view.getTxtArea().append("processDialogTerminated\n");
- }
-
- @Override
- public void processDialogTimeout(DialogTimeoutEvent timeoutEvent)
- {
- //view.getTxtArea().append("processDialogTerminated\n");
- }
-
- /**
- * @param myPort the myPort to set
- */
- public void setMyPort(int myPort)
- {
- this.myPort = myPort;
- }
-
- /**
- * @return the myName
- */
- public String getMyName()
- {
- return myName;
- }
-
- /**
- * @return the proxyTag
- */
- public String getProxyTag()
- {
- return proxyTag;
- }
-
- /**
- * @param proxyTag the proxyTag to set
- */
- public void setProxyTag(String proxyTag)
- {
- this.proxyTag = proxyTag;
- }
-
- /**
- * @return the myTag
- */
- public String getMyTag()
- {
- return myTag;
- }
-
- /**
- * @param myTag the myTag to set
- */
- public void setMyTag(String myTag)
- {
- this.myTag = myTag;
- }
-
- /**
- * @return the branch
- */
- public int getBranch()
- {
- return branch;
- }
- }
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