public boolean equals(Object obj) {
        if (obj == this) {
            return true;
        }
        if (!(obj instanceof TimeSeriesURLGenerator)) {
            return false;
        }
        TimeSeriesURLGenerator that = (TimeSeriesURLGenerator) obj;
        if (!this.dateFormat.equals(that.dateFormat)) {
            return false;
        }
        if (!this.itemParameterName.equals(that.itemParameterName)) {
            return false;
        }
        if (!this.prefix.equals(that.prefix)) {
            return false;
        }
        if (!this.seriesParameterName.equals(that.seriesParameterName)) {
            return false;
        }
        return true;