/**
  * Send a message to a specified address.
  *
  * @param message Pre-formatted message to send.
  * @param receiverAddress Address to send it to.
  * @param receiverPort Receiver port.
  * @throws IOException If there is a problem connecting or sending.
  */
 public void sendMessage(
     byte message[], InetAddress receiverAddress, int receiverPort, boolean retry)
     throws IOException {
   if (message == null || receiverAddress == null)
     throw new IllegalArgumentException("Null argument");
   SSLSocket sock =
       (SSLSocket)
           this.stack.ioHandler.sendBytes(receiverAddress, receiverPort, "TLS", message, retry);
   //
   // Created a new socket so close the old one and s
   // Check for null (bug fix sent in by Christophe)
   if (sock != mySock && sock != null) {
     try {
       if (mySock != null) mySock.close();
     } catch (IOException ex) {
       /* ignore */
     }
     mySock = sock;
     this.myClientInputStream = mySock.getInputStream();
     this.myClientOutputStream = mySock.getOutputStream();
     // start a new reader on this end of the pipe.
     Thread mythread = new Thread(this);
     mythread.setDaemon(true);
     mythread.setName("TLSMessageChannelThread");
     mythread.start();
   }
 }
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  /** Default constructor. */
  protected SIPTransactionStack() {
    super();
    this.transactionTableSize = -1;
    // a set of methods that result in dialog creation.
    this.dialogCreatingMethods = new HashSet<String>();
    // Standard set of methods that create dialogs.
    this.dialogCreatingMethods.add(Request.REFER);
    this.dialogCreatingMethods.add(Request.INVITE);
    this.dialogCreatingMethods.add(Request.SUBSCRIBE);
    // Notify may or may not create a dialog. This is handled in
    // the code.
    // Create the transaction collections

    clientTransactions = Collections.synchronizedList(new ArrayList<SIPClientTransaction>());
    serverTransactions = Collections.synchronizedList(new ArrayList<SIPServerTransaction>());
    // Dialog dable.
    this.dialogTable = new Hashtable<String, SIPDialog>();

    clientTransactionTable = new Hashtable<String, SIPTransaction>();
    serverTransactionTable = new Hashtable<String, SIPTransaction>();

    // Start the timer event thread.

    this.timer = new Timer();
    this.pendingRecordScanner = new Thread(new PendingRecordScanner(this));
    this.pendingRecordScanner.setDaemon(true);
    this.pendingTransactions = new HashSet<SIPServerTransaction>();
    pendingRecords = Collections.synchronizedList(new ArrayList<PendingRecord>());
    pendingRecordScanner.setName("PendingRecordScanner");
    pendingRecordScanner.start();
    // endif
    //

  }
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 /**
  * Constructor when we are given a message listener and an input stream (could be a TCP connection
  * or a file)
  *
  * @param sipMessageListener Message listener which has methods that get called back from the
  *     parser when a parse is complete
  * @param in Input stream from which to read the input.
  * @param debug Enable/disable tracing or lexical analyser switch.
  */
 public PipelinedMsgParser(
     SIPMessageListener sipMessageListener, Pipeline in, boolean debug, int maxMessageSize) {
   this();
   this.sipMessageListener = sipMessageListener;
   rawInputStream = in;
   this.maxMessageSize = maxMessageSize;
   mythread = new Thread(this);
   mythread.setName("PipelineThread-" + getNewUid());
 }
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  /**
   * Create a new pipelined parser from an existing one.
   *
   * @return A new pipelined parser that reads from the same input stream.
   */
  protected Object clone() {
    PipelinedMsgParser p = new PipelinedMsgParser();

    p.rawInputStream = this.rawInputStream;
    p.sipMessageListener = this.sipMessageListener;
    Thread mythread = new Thread(p);
    mythread.setName("PipelineThread");
    return p;
  }
  /**
   * Constructor - takes a datagram packet and a stack structure Extracts the address of the other
   * from the datagram packet and stashes away the pointer to the passed stack structure.
   *
   * @param stack is the shared SIPStack structure
   * @param messageProcessor is the creating message processor.
   */
  protected UDPMessageChannel(SIPTransactionStack stack, UDPMessageProcessor messageProcessor) {
    super.messageProcessor = messageProcessor;
    this.sipStack = stack;

    Thread mythread = new Thread(this);

    this.myAddress = messageProcessor.getIpAddress().getHostAddress();
    this.myPort = messageProcessor.getPort();

    mythread.setName("UDPMessageChannelThread");
    mythread.setDaemon(true);
    mythread.start();
  }
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  /** Re Initialize the stack instance. */
  protected void reInit() {
    super.reInit();
    clientTransactions = Collections.synchronizedList(new ArrayList<SIPClientTransaction>());
    serverTransactions = Collections.synchronizedList(new ArrayList<SIPServerTransaction>());
    pendingTransactions = new HashSet<SIPServerTransaction>();
    pendingRecords = Collections.synchronizedList(new ArrayList<PendingRecord>());
    clientTransactionTable = new Hashtable<String, SIPTransaction>();
    serverTransactionTable = new Hashtable<String, SIPTransaction>();
    // Dialog dable.
    this.dialogTable = new Hashtable<String, SIPDialog>();

    this.timer = new Timer();
    pendingRecordScanner = new Thread(new PendingRecordScanner(this));
    pendingRecordScanner.setDaemon(true);
    pendingRecordScanner.setName("PendingRecordScanner");
    pendingRecordScanner.start();
  }
 /**
  * Send message to whoever is connected to us. Uses the topmost via address to send to.
  *
  * @param msg is the message to send.
  * @param retry
  */
 private void sendMessage(byte[] msg, boolean retry) throws IOException {
   SSLSocket sock =
       (SSLSocket)
           this.stack.ioHandler.sendBytes(
               this.peerAddress, this.peerPort, this.peerProtocol, msg, retry);
   // Created a new socket so close the old one and stick the new
   // one in its place but dont do this if it is a datagram socket.
   // (could have replied via udp but received via tcp!).
   if (sock != mySock && sock != null) {
     try {
       if (mySock != null) mySock.close();
     } catch (IOException ex) {
     }
     mySock = sock;
     this.myClientInputStream = mySock.getInputStream();
     this.myClientOutputStream = mySock.getOutputStream();
     Thread thread = new Thread(this);
     thread.setDaemon(true);
     thread.setName("TLSMessageChannelThread");
     thread.start();
   }
 }
 /**
  * Constructor - gets called from the SIPStack class with a socket on accepting a new client. All
  * the processing of the message is done here with the stack being freed up to handle new
  * connections. The sock input is the socket that is returned from the accept. Global data that is
  * shared by all threads is accessible in the Server structure.
  *
  * @param sock Socket from which to read and write messages. The socket is already connected (was
  *     created as a result of an accept).
  * @param sipStack Ptr to SIP Stack
  */
 protected TLSMessageChannel(
     SSLSocket sock, SIPMessageStack sipStack, TLSMessageProcessor msgProcessor)
     throws IOException {
   if (LogWriter.needsLogging) {
     sipStack.logWriter.logMessage("creating new TLSMessageChannel ");
     sipStack.logWriter.logStackTrace();
   }
   mySock = sock;
   peerAddress = mySock.getInetAddress();
   myAddress = sipStack.getHostAddress();
   myClientInputStream = mySock.getInputStream();
   myClientOutputStream = mySock.getOutputStream();
   mythread = new Thread(this);
   mythread.setDaemon(true);
   mythread.setName("TLSMessageChannelThread");
   // Stash away a pointer to our stack structure.
   stack = sipStack;
   this.tlsMessageProcessor = msgProcessor;
   this.myPort = this.tlsMessageProcessor.getPort();
   // Bug report by Vishwashanti Raj Kadiayl
   super.messageProcessor = msgProcessor;
   // Can drop this after response is sent potentially.
   mythread.start();
 }