Java Utililty Methods Timestamp Field

String dt = "";
if (ts != null) {
    dt = formatDate.format(new Date(ts.getTime()));
    if (dt == null) {
        dt = "";
return dt;
...

Timestamp stamp = new Timestamp(millisSince1970);
SimpleDateFormat formatDate = new SimpleDateFormat(MARTUS_SIGNATURE_FILE_DATE_FORMAT);
String dateStamp = formatDate.format(stamp);
return dateStamp;

if (timestamp == null) {
    return null;
return new Date(timestamp.getTime());

SimpleDateFormat bartDateFormat = new SimpleDateFormat("HH:mm:ss");
String hms = bartDateFormat.format(timestamp);
return hms;

StringBuilder sb = new StringBuilder();
GregorianCalendar d = new GregorianCalendar();
d.setTime(dataHoraRef);
String aux = "" + d.get(GregorianCalendar.HOUR_OF_DAY);
if (aux.length() < 2)
    aux = "0" + aux;
sb.append(aux);
aux = "" + d.get(GregorianCalendar.MINUTE);
...

int min = Integer.MAX_VALUE;
int max = Integer.MIN_VALUE;
System.out.printf("Printing %s\n" + times.get(0).toString());
System.out.printf("Printing %s\n" + times.get(times.size() - 1).toString());
Integer length = times.size();
return length;

return thru != null ? (int) (thru.getTime() - from.getTime()) / (24 * 60 * 60 * 1000) : 0;

String result = "";
try {
    String temp = new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(ts);
    result = temp.substring(0, 4);
    result = result + "-";
    result = result + temp.substring(5, 7);
    result = result + "-";
    result = result + temp.substring(8, 10);
...

Calendar c = getKDCTStoCal(in);
Timestamp ts = new java.sql.Timestamp(c.getTimeInMillis());
return ts;

return getLocalDateTime(getInstant(timestamp));