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();
}
@Override
public StringBuffer format(Object obj, StringBuffer toAppendTo, FieldPosition pos) {
Objects.requireNonNull(obj, "obj");
Objects.requireNonNull(toAppendTo, "toAppendTo");
Objects.requireNonNull(pos, "pos");
if (obj instanceof DateTimeAccessor == false) {
throw new IllegalArgumentException("Format target must implement DateTimeAccessor");
}
pos.setBeginIndex(0);
pos.setEndIndex(0);
try {
formatter.printTo((DateTimeAccessor) obj, toAppendTo);
} catch (RuntimeException ex) {
throw new IllegalArgumentException(ex.getMessage(), ex);
}
return toAppendTo;
}
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();
}
@Override
public StringBuffer format(Date d, StringBuffer toAppendTo, FieldPosition pos) {
/* delegate to SimpleDateFormat for easy stuff */
super.format(d, toAppendTo, pos);
/* worry aboutthe milliseconds ourselves */
long millis = d.getTime() % 1000l;
if (0L == millis) {
return toAppendTo;
}
if (millis < 0L) {
// original date was prior to epoch
millis += 1000L;
}
int posBegin = toAppendTo.length();
toAppendTo.append(millisFormat.format(millis / 1000d));
if (DateFormat.MILLISECOND_FIELD == pos.getField()) {
pos.setBeginIndex(posBegin);
pos.setEndIndex(toAppendTo.length());
}
return toAppendTo;
}
/**
* 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;
}
@Override
public StringBuffer format(Object value, StringBuffer buffer, FieldPosition field) {
if (!(value instanceof Number)) {
throw new IllegalArgumentException();
}
if (buffer == null || field == null) {
throw new NullPointerException();
}
String fieldType = null;
if (field != null) {
fieldType = getFieldType(field.getFieldAttribute());
}
Number number = (Number) value;
if (number instanceof BigInteger) {
BigInteger valBigInteger = (BigInteger) number;
String result =
NativeDecimalFormat.format(
this.addr, valBigInteger.toString(10), field, fieldType, null, 0);
return buffer.append(result);
} else if (number instanceof BigDecimal) {
BigDecimal valBigDecimal = (BigDecimal) number;
String result =
NativeDecimalFormat.format(
this.addr,
valBigDecimal.unscaledValue().toString(10),
field,
fieldType,
null,
valBigDecimal.scale());
return buffer.append(result);
} else {
double dv = number.doubleValue();
long lv = number.longValue();
if (dv == lv) {
String result = NativeDecimalFormat.format(this.addr, lv, field, fieldType, null);
return buffer.append(result);
}
String result = NativeDecimalFormat.format(this.addr, dv, field, fieldType, null);
return buffer.append(result);
}
}
@Override
public StringBuffer format(double value, StringBuffer buffer, FieldPosition field) {
if (buffer == null) {
throw new NullPointerException();
}
String fieldType = null;
if (field != null) {
fieldType = getFieldType(field.getFieldAttribute());
}
String result = NativeDecimalFormat.format(this.addr, value, field, fieldType, null);
buffer.append(result.toCharArray(), 0, result.length());
return buffer;
}
