public void write(long time, Instrument instrument1, Instrument instrument2) {
double bid1 = instrument1.getBid();
double ask1 = instrument1.getAsk();
double bid2 = instrument2.getBid();
double ask2 = instrument2.getAsk();
if (bid1 > 0 && ask1 > 0 && bid2 > 0 && ask2 > 0) {
StringBuilder sb = new StringBuilder();
sb.append(dateFormat.format(new Date(time))).append(",");
sb.append(decimalFormat.format(bid1)).append(",");
sb.append(decimalFormat.format(ask1)).append(",");
sb.append(decimalFormat.format(bid2)).append(",");
sb.append(decimalFormat.format(ask2));
writer.println(sb);
writer.flush();
}
}
