Date timestamp = new Date(bitcoiniumTicker.getTimestamp());
float price = bitcoiniumTicker.getLast().floatValue();
if (xAxisData.get(xAxisData.size() - 1).getTime() != timestamp.getTime()) {
xAxisData.add(timestamp);
yAxisData.add(price);
Series series = chartPanel.updateSeries(SERIES_NAME, xAxisData, yAxisData);
System.out.println(series.getXData());
System.out.println(series.getYData());
}
else {
System.out.println("No new data.");