registerprocessing.java
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JAVA
657 行
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2000 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
* Portions of this software are based upon public domain software
* originally written at the National Center for Supercomputing Applications,
* University of Illinois, Urbana-Champaign.
*/
package net.java.mais.sip;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.Timer;
import java.util.TimerTask;
import javax.sip.ClientTransaction;
import javax.sip.InvalidArgumentException;
import javax.sip.SipException;
import javax.sip.Transaction;
import javax.sip.TransactionUnavailableException;
import javax.sip.address.Address;
import javax.sip.address.SipURI;
import javax.sip.header.CSeqHeader;
import javax.sip.header.CallIdHeader;
import javax.sip.header.ContactHeader;
import javax.sip.header.ExpiresHeader;
import javax.sip.header.FromHeader;
import javax.sip.header.MaxForwardsHeader;
import javax.sip.header.ToHeader;
import javax.sip.header.UserAgentHeader;
import javax.sip.message.Request;
import javax.sip.message.Response;
import net.java.mais.common.Utils;
import net.java.mais.sip.security.SipSecurityException;
import softPhone.GuiManager;
import softPhone.SoftPhonePlugin;
/**
* <p>Title: Netsite TudoMais</p>
* <p>Description:JAIN-SIP Audio/Video phone application</p>
* <p>Copyright: Copyright (c) 2006</p>
* <p>Organisation: CTBC Telecom / Netsite </p>
* @author Thiago Rocha Camargo (barata7@yahoo.com)
*/
/**
* <p>Title: SIP COMMUNICATOR-1.1</p>
* <p>Description: JAIN-SIP-1.1 Audio/Video Phone Application</p>
* <p>Copyright: Copyright (c) 2003</p>
* <p>Organisation: LSIIT Laboratory (http://lsiit.u-strasbg.fr)</p>
* <p>Network Research Team (http://www-r2.u-strasbg.fr))</p>
* <p>Louis Pasteur University - Strasbourg - France</p>
* @author Emil Ivov
* @version 1.1
*/
class RegisterProcessing{
private SipManager sipManCallback = null;
private Request registerRequest = null;
private boolean isRegistered = false;
private boolean isUnregistering = false;
private Timer reRegisterTimer = null;
private int keepAlivePort = 0;
// Thiago Rocha Camargo
// Keep-Alive
private Timer keepAliveTimer = null;
RegisterProcessing(SipManager sipManCallback)
{
this.sipManCallback = sipManCallback;
}
void setSipManagerCallBack(SipManager sipManCallback)
{
this.sipManCallback = sipManCallback;
}
void processOK(ClientTransaction clientTransatcion, Response response)
{
try {
isRegistered = true;
FromHeader fromHeader =
( (FromHeader) response.getHeader(FromHeader.NAME));
Address address = fromHeader.getAddress();
int expires = 0;
if(!isUnregistering){
ContactHeader contactHeader = (ContactHeader) response.getHeader(ContactHeader.NAME);
//TODO check if the registrar created the contact address
if (contactHeader != null) {
expires = contactHeader.getExpires();
}
else {
ExpiresHeader expiresHeader = response.getExpires();
if (expiresHeader != null) {
expires = expiresHeader.getExpires();
}
}
}
//expires may be null
//fix by Luca Bincoletto <Luca.Bincoletto@tilab.com>
if (expires == 0) {
isUnregistering=false;
sipManCallback.fireUnregistered(address.toString());
}
else {
System.out.println("SIP: "+ response.toString());
if(reRegisterTimer!=null)
reRegisterTimer.cancel();
if(keepAliveTimer!=null)
keepAliveTimer.cancel();
reRegisterTimer = new Timer();
keepAliveTimer = new Timer();
// if (expires > 0 && expires < 60) {
//[issue 2] Schedule re registrations
//bug reported by LynlvL@netscape.com
//use the value returned by the server to reschedule registration
SipURI uri = (SipURI) address.getURI();
scheduleReRegistration(uri.getHost(), uri.getPort(), uri.getTransportParam(), expires);
scheduleKeepAlive(Integer.parseInt(Utils.getProperty("net.java.mais.sip.KEEP_ALIVE_DELAY")));
// }
/*else{
SipURI uri = (SipURI) address.getURI();
scheduleReRegistration(uri.getHost(), uri.getPort(), uri.getTransportParam(), expires);
}*/
sipManCallback.fireRegistered(address.toString());
}
}
finally {
}
}
void processTimeout(Transaction transatcion, Request request)
{
try {
isRegistered = true;
FromHeader fromHeader =
( (FromHeader) request.getHeader(FromHeader.NAME));
Address address = fromHeader.getAddress();
sipManCallback.fireUnregistered("Request timeouted for: " +
address.toString());
}
finally {
}
}
void processNotImplemented(ClientTransaction transatcion, Response response)
{
try {
isRegistered = true;
FromHeader fromHeader =
( (FromHeader) response.getHeader(FromHeader.NAME));
Address address = fromHeader.getAddress();
sipManCallback.fireUnregistered("Server returned NOT_IMPLEMENTED. "
+ address.toString());
}
finally {
}
}
/**
* Attempts to re-ogenerate the corresponding request with the proper
* credentials and terminates the call if it fails.
*
* @param clientTransaction the corresponding transaction
* @param response the challenge
*/
void processAuthenticationChallenge(ClientTransaction clientTransaction,
Response response)
{
try {
Request register = clientTransaction.getRequest();
Request reoriginatedRequest = null;
ClientTransaction retryTran = sipManCallback.sipSecurityManager.
handleChallenge(response,
clientTransaction);
//Dialog dialog = clientTransaction.getDialog();
retryTran.sendRequest();
return;
}
catch (SipSecurityException exc) {
//tell the others we couldn't register
sipManCallback.
fireUnregistered(
( (FromHeader) clientTransaction.getRequest().getHeader(FromHeader.NAME)).
getAddress().toString());
sipManCallback.fireCommunicationsError(
new CommunicationsException("Authorization failed!", exc));
}
catch (Exception exc) {
//tell the others we couldn't register
sipManCallback.
fireUnregistered(
( (FromHeader) clientTransaction.getRequest().getHeader(FromHeader.NAME)).
getAddress().toString());
sipManCallback.fireCommunicationsError(
new CommunicationsException("Failed to resend a request "
+ "after a security challenge!",
exc)
);
}
finally {
}
}
synchronized void register(String registrarAddress, int registrarPort,
String registrarTransport, int expires) throws
CommunicationsException
{
try
{
isUnregistering=false;
//From
FromHeader fromHeader = sipManCallback.getFromHeader(true);
Address fromAddress = fromHeader.getAddress();
sipManCallback.fireRegistering(fromAddress.toString());
//Request URI
SipURI requestURI = null;
try {
requestURI = sipManCallback.addressFactory.createSipURI(null,
registrarAddress);
}
catch (ParseException ex) {
throw new CommunicationsException(
"Bad registrar address:"
+ registrarAddress,
ex);
}
catch (NullPointerException ex) {
//Do not throw an exc, we should rather silently notify the user
//throw new CommunicationsException("A registrar address was not specified!", ex);
sipManCallback.fireUnregistered(fromAddress.getURI().toString() + " (registrar not specified)");
return;
}
requestURI.setPort(registrarPort);
try {
requestURI.setTransportParam(registrarTransport);
}
catch (ParseException ex) {
throw new CommunicationsException(
registrarTransport + " is not a valid transport!", ex);
}
//Call ID Header
CallIdHeader callIdHeader = sipManCallback.sipProvider.getNewCallId();
//CSeq Header
CSeqHeader cSeqHeader = null;
try {
cSeqHeader = sipManCallback.headerFactory.createCSeqHeader(1,
Request.REGISTER);
}
catch (ParseException ex) {
//Should never happen
}
catch (InvalidArgumentException ex) {
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