public static String formatElapsedTime(long elapsedTime) {
StringBuilder buffer = new StringBuilder();
if (elapsedTime < 60) {
buffer.append(" - ");
} else {
long hours = elapsedTime / 3600;
if (hours > 0) {
NumberFormat nf = NumberFormat.getNumberInstance();
FieldPosition fp = new FieldPosition(NumberFormat.INTEGER_FIELD);
nf.setMaximumIntegerDigits(3);
String h = nf.format(hours, new StringBuffer(), fp).toString();
buffer.append(StringUtils.repeatString(" ", 3 - fp.getEndIndex())).append(h).append("h ");
elapsedTime -= 3600 * hours;
} else {
buffer.append(" ");
}
long minutes = elapsedTime / 60;
if (minutes < 10) {
buffer.append(' ');
}
buffer.append(minutes).append("m");
}
return buffer.toString();
}
public static String formatEventTime(final Date eventTime) {
StringBuilder buffer = new StringBuilder();
long now = System.currentTimeMillis();
long days = (now - eventTime.getTime()) / 86400000L; // milliseconds in a day
if (days > 0) {
NumberFormat nf = NumberFormat.getNumberInstance();
FieldPosition fp = new FieldPosition(NumberFormat.INTEGER_FIELD);
nf.setMaximumIntegerDigits(3);
String ds = nf.format(days, new StringBuffer(), fp).toString();
buffer.append(StringUtils.repeatString(" ", 3 - fp.getEndIndex())).append(ds).append('+');
} else {
buffer.append(" ");
}
SimpleDateFormat df = new SimpleDateFormat("hh:mm aa");
df.setTimeZone(TimeZone.getDefault());
buffer.append(df.format(eventTime));
return buffer.toString();
}
/**
* Note: breaks functionality of fieldPosition param. Also: there's a bug in SimpleDateFormat with
* "S" and "SS", use "SSS" instead if you want a msec field.
*/
public StringBuffer format(Date date, StringBuffer toAppendTo, FieldPosition fieldPosition) {
long dt = date.getTime();
long ds = dt / 1000;
if (ds != lastSec) {
sb.setLength(0);
df.format(date, sb, fp);
lastSec = ds;
} else {
// munge current msec into existing string
int ms = (int) (dt % 1000);
int pos = fp.getEndIndex();
int begin = fp.getBeginIndex();
if (pos > 0) {
if (pos > begin) sb.setCharAt(--pos, Character.forDigit(ms % 10, 10));
ms /= 10;
if (pos > begin) sb.setCharAt(--pos, Character.forDigit(ms % 10, 10));
ms /= 10;
if (pos > begin) sb.setCharAt(--pos, Character.forDigit(ms % 10, 10));
}
}
toAppendTo.append(sb.toString());
return toAppendTo;
}