protected SIPDialog(SIPTransaction transaction) { this(); this.sipStack = transaction.sipStack; this.addTransaction(transaction);
protected SIPDialog() { this.pendingRecords = new Hashtable(); this.routeList = new RouteList(); this.dialogState = -1; localSequenceNumber = 0; remoteSequenceNumber = -1;
    protected SIPDialog(SIPTransaction transaction) {        this();        this.sipStack = transaction.sipStack;        this.addTransaction(transaction);    }