public boolean getDomainIsPointsInTime() {
        return this.domainIsPointsInTime;
    }

    /**
     * Sets a flag that controls whether the domain is treated as 'points in 
     * time', or time periods.
     *
     * @param flag  the flag.
     * 
     * @deprecated This flag is no longer used, as of 1.0.1.  The 
     *             <code>includeInterval</code> flag in methods such as 
     *             {@link #getDomainBounds(boolean)} makes this unnecessary.
     */
    public void setDomainIsPointsInTime(boolean flag) {
        this.domainIsPointsInTime = flag;
        notifyListeners(new DatasetChangeEvent(this, this));