How to use

FromHeader

in

javax.sip.header

protected void setLocalParty(SIPMessage sipMessage) {
  if (!isServer()) {
    this.localParty = sipMessage.getFrom().getAddress();
  } else {
    this.localParty = sipMessage.getTo().getAddress();
  }
}

public void setPendingRouteUpdateOn202Response(SIPRequest sipRequest) {
  this.pendingRouteUpdateOn202Response = true;
  // Issue 374 : patch from ivan dubrov : get the from tag instead of to tag
  String fromTag = sipRequest.getFromHeader().getTag();
  if (fromTag != null) {
    this.setRemoteTag(fromTag);
  }
}

ContactHeader contactHeader = null;
FromHeader from = (FromHeader) methodRequest.getHeader(FromHeader.NAME);
String displayName = from.getAddress().getDisplayName();
String userName = null;
javax.sip.address.URI uri = from.getAddress().getURI();
if(uri.isSipURI()) {
  userName = ((javax.sip.address.SipURI)uri).getUser();
  handlerServlet,
  originalCallId,
  fromHeader.getTag());						
final Request request = ((Request)sipServletRequest.getMessage());
sipServletRequest.getSipSession().setCseq(((CSeqHeader)request.getHeader(CSeqHeader.NAME)).getSeqNumber());
final Map<String, String> fromParameters = new HashMap<String, String>();
final Iterator<String> fromParameterNames = fromHeader.getParameterNames();
while (fromParameterNames.hasNext()) {
  String parameterName = (String) fromParameterNames.next();
  if(sessionCreatingDialog != null || !SipFactoryImpl.FORBIDDEN_PARAMS.contains(parameterName)) {
    fromParameters.put(parameterName, fromHeader.getParameter(parameterName));
    value = "";
  newFrom.setParameter(toParameter.getKey(),  value);

newFromHeader.removeParameter("tag");
        String displayName = ((MessageExt)newRequest).getFromHeader().getAddress().getDisplayName();
        if(newRequest.getHeader(ContactHeader.NAME) != null && 
          ((ContactHeader)newRequest.getHeader(ContactHeader.NAME)).getAddress().getURI() instanceof javax.sip.address.SipURI) {
          fromName = ((javax.sip.address.SipURI)((MessageExt)newRequest).getFromHeader().getAddress().getURI()).getUser();
  newFromHeader.setTag(ApplicationRoutingHeaderComposer.getHash(getSipApplicationDispatcher(), originalAppSession.getKey().getApplicationName(), originalAppSession.getKey().getId()));

/**
 * create a sip dialog with a response ( no tx)
 */
public SIPDialog(SipProviderImpl sipProvider, SIPResponse sipResponse) {
  this(sipProvider);
  this.sipStack = (SIPTransactionStack) sipProvider.getSipStack();
  this.setLastResponse(null, sipResponse);
  this.localSequenceNumber = sipResponse.getCSeq().getSeqNumber();
  this.originalLocalSequenceNumber = localSequenceNumber;
  this.localParty = sipResponse.getFrom().getAddress();
  this.remoteParty = sipResponse.getTo().getAddress();
  this.method = sipResponse.getCSeq().getMethod();
  this.callIdHeader = sipResponse.getCallId();
  this.serverTransactionFlag = false;
  this.setLocalTag(sipResponse.getFrom().getTag());
  this.setRemoteTag(sipResponse.getTo().getTag());
  if (logger.isLoggingEnabled(LogWriter.TRACE_DEBUG)) {
    logger.logDebug("Creating a dialog : " + this);
    logger.logStackTrace();
  }
  this.isBackToBackUserAgent = sipStack.isBackToBackUserAgent;
  addEventListener(sipStack);
  releaseReferencesStrategy = sipStack.getReleaseReferencesStrategy();
}

  String displayName = fromHeader.getAddress().getDisplayName();
  if(fromHeader.getAddress().getURI() instanceof javax.sip.address.SipURI) {
    fromName = ((javax.sip.address.SipURI)fromHeader.getAddress().getURI()).getUser();
  fromHeader.setTag(ApplicationRoutingHeaderComposer.getHash(sipApplicationDispatcher, sipAppSession.getApplicationName(), sipApplicationSessionKey.getId()));
} else {
  fromHeader.setTag(fromTagToUse);

  ackRequest.getFrom().setTag(this.getLocalTag());
if (this.getRemoteTag() != null)
  ackRequest.getTo().setTag(this.getRemoteTag());

    newRequest, origRequest.getSession().getServletContext());    
final FromHeader newFromHeader = (FromHeader) newRequest.getHeader(FromHeader.NAME);
newFromHeader.removeParameter("tag");
((ToHeader) newRequest.getHeader(ToHeader.NAME))
    .removeParameter("tag");
    .getSipApplicationSession();            
newFromHeader.setTag(ApplicationRoutingHeaderComposer.getHash(sipFactoryImpl.getSipApplicationDispatcher(), originalSession.getKey().getApplicationName(), appSession.getKey().getId()));
  String diaplayName = newFromHeader.getAddress().getDisplayName();
  if(newFromHeader.getAddress().getURI() instanceof javax.sip.address.SipURI) {
    fromName = ((javax.sip.address.SipURI) newFromHeader.getAddress().getURI()).getUser();

public void on4xxResponse(javax.sip.ResponseEvent event, ActivityContextInterface aci) {
 Response response = event.getResponse();
 if(tracer.isInfoEnabled()) {
  tracer.info("Received SIP 4xx >> " + response.getStatusCode());
 }
 // Is it a 404?
 if(response.getStatusCode() == 404) {
  // Let's see from whom to whom
  String to = ((ToHeader) response.getHeader("To")).getAddress().toString();
  String from = ((FromHeader) response.getHeader("From")).getAddress().toString();
  if(tracer.isInfoEnabled()) {
   tracer.info("From[" + from + "], To [" + to + "]");
  }
  String toAddress = to.substring(to.indexOf("sip:"), to.indexOf(">"));
  // Create the MissedCall object
  MissedCall mC = new MissedCall(from, new Date());
  Collection<MissedCall> mCs = missedCalls.get(toAddress);
  if(mCs == null) {
   mCs = new ArrayList<MissedCall>();
   missedCalls.put(toAddress, mCs);
  }
  if(!mCs.contains(mC)) {
   mCs.add(mC);
  }
 }
 aci.detach(this.getSbbContext().getSbbLocalObject());
}

public void setOriginalRequest(MobicentsSipServletRequest originalRequest) {
  // Determine the direction of the request. Either it's from the dialog initiator (the caller)
  // or from the callee
  if(storeTerminationInfo) {
  if(((MessageExt)originalRequest.getMessage()).getFromHeader().getTag().equals(callerFromTag)) {
      terminationInfo.setCallerCSeq((((MessageExt)originalRequest.getMessage()).getCSeqHeader().getSeqNumber()));
  } else {
    // If it's from the callee we should send it in the other direction
      terminationInfo.setCalleeCSeq((((MessageExt)originalRequest.getMessage()).getCSeqHeader().getSeqNumber()));
    }
  }
  this.originalRequest = (SipServletRequestImpl) originalRequest;
}

/**
 * Fetch audio file string for callee, used to check for recorded message.
 * @return
 */
private String getAudioFileString() {
  FromHeader fromHeader = (FromHeader) this.getInviteRequest().getHeader(
      FromHeader.NAME);
  return getAudioFileString(((SipURI) fromHeader.getAddress().getURI()).getUser());
}
 

public ProxyImpl(SipServletRequestImpl request, SipFactoryImpl sipFactoryImpl)
{
  this.proxyTimerService = ((MobicentsSipApplicationSession)request.getSipApplicationSession(false)).getSipContext().getProxyTimerService();
  this.originalRequest = request;
  this.sipFactoryImpl = sipFactoryImpl;
  this.proxyBranches = new LinkedHashMap<URI, ProxyBranchImpl> ();		
  this.proxyTimeout = 180; // 180 secs default
  this.proxy1xxTimeout = -1; // not activated by default
  String outboundInterfaceStringified = ((MobicentsSipSession)request.getSession()).getOutboundInterface();
  if(outboundInterfaceStringified != null) {
    try {
      outboundInterface = (SipURI) sipFactoryImpl.createURI(outboundInterfaceStringified);
    } catch (ServletParseException e) {
      throw new IllegalArgumentException("couldn't parse the outbound interface " + outboundInterface, e);
    }
  }
  this.callerFromTag = ((MessageExt)request.getMessage()).getFromHeader().getTag();
  this.previousNode = extractPreviousNodeFromRequest(request);
  putTransaction(originalRequest);
}
// https://code.google.com/p/sipservlets/issues/detail?id=238

/**
 * Set the remote party for this Dialog.
 * 
 * @param sipMessage
 *            -- SIP Message to extract the relevant information from.
 */
protected void setRemoteParty(SIPMessage sipMessage) {
  if (!isServer()) {
    this.remoteParty = sipMessage.getTo().getAddress();
  } else {
    this.remoteParty = sipMessage.getFrom().getAddress();
  }
  if (logger.isLoggingEnabled(LogWriter.TRACE_DEBUG)) {
    logger.logDebug(
        "settingRemoteParty " + this.remoteParty);
  }
}

final String fromTag = 	from.getTag();

if (tracer.isInfoEnabled()) {
  tracer.info("Received a valid message from "
      + fromHeader.getAddress()
      + " requesting a reply containing '" + bodyMessage
      + "' after " + timerDuration + "s");
setSender(fromHeader.getAddress());

String subscribeFromTag = ((MessageExt)subscribeRequest.getMessage()).getFromHeader().getTag();
String proxyFromTag = ((MessageExt)proxyResponse.getMessage()).getFromHeader().getTag();

public Address getRemoteParty() {
  if(sessionCreatingDialog != null) {
    return new AddressImpl(sessionCreatingDialog.getRemoteParty(), null, ModifiableRule.NotModifiable);
  } else if (sessionCreatingTransactionRequest != null){
    try {
      if(!isSessionCreatingTransactionServer) {
        ToHeader toHeader = (ToHeader)sessionCreatingTransactionRequest.getMessage().getHeader(ToHeader.NAME);
        return new AddressImpl(toHeader.getAddress(), AddressImpl.getParameters((Parameters)toHeader),  ModifiableRule.NotModifiable);
      } else {
        FromHeader fromHeader = (FromHeader)sessionCreatingTransactionRequest.getMessage().getHeader(FromHeader.NAME);
        return new AddressImpl(fromHeader.getAddress(), AddressImpl.getParameters((Parameters)fromHeader),  ModifiableRule.NotModifiable);
      }
    } catch(Exception e) {
      throw new IllegalArgumentException("Error creating Address", e);
    }
  } else {
    return remoteParty;
  }
}

if(!((MessageExt)request.getMessage()).getFromHeader().getTag().toString().equals(proxy.getCallerFromTag())) {

public Address getLocalParty() {
  if(sessionCreatingDialog != null) {
    return new AddressImpl(sessionCreatingDialog.getLocalParty(), null, ModifiableRule.NotModifiable);
  } else if (sessionCreatingTransactionRequest != null){
    if(isSessionCreatingTransactionServer) {
      ToHeader toHeader = (ToHeader) sessionCreatingTransactionRequest.getMessage().getHeader(ToHeader.NAME);
      return new AddressImpl(toHeader.getAddress(), AddressImpl.getParameters((Parameters)toHeader),  ModifiableRule.NotModifiable);
    } else {
      FromHeader fromHeader = (FromHeader)sessionCreatingTransactionRequest.getMessage().getHeader(FromHeader.NAME);
      return new AddressImpl(fromHeader.getAddress(), AddressImpl.getParameters((Parameters)fromHeader),  ModifiableRule.NotModifiable);
    }            
  } else {
    return localParty;
  }
}

this.hisTag = sipRequest.getFrom().getTag();
this.setLocalTag(sipRequest.getFrom().getTag());
if (myTag == null)
  if (logger.isLoggingEnabled())