Java Utililty Methods Timestamp

List of utility methods to do Timestamp

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Description

The list of methods to do Timestamp are organized into topic(s).

Method

booleanisValid(Timestamp validFrom, Timestamp validTo, Timestamp testDate)
Is it valid on test date 
if (testDate == null)
    return true;
if (validFrom == null && validTo == null)
    return true;
if (validFrom != null && validFrom.after(testDate))
    return false;
if (validTo != null && validTo.before(testDate))
    return false;
...
Timestamplong2Timestamp(Long longValue)
long Timestamp 
return new Timestamp(longValue);
longlongFromTimestamp(Timestamp ts)
Returns the number of milliseconds since the epoch represented by the time stamp ts, or #NULL_TIME if ts is null. 
if (ts == null) {
    return NULL_TIME;
return ts.getTime();
Timestampmax(Timestamp ts1, Timestamp ts2)
Max date 
if (ts1 == null)
    return ts2;
if (ts2 == null)
    return ts1;
if (ts2.after(ts1))
    return ts2;
return ts1;
TimestampmaxTime(Timestamp dayTime)
max Time 
if (dayTime == null)
    dayTime = new Timestamp(System.currentTimeMillis());
GregorianCalendar cal = new GregorianCalendar();
cal.setTimeInMillis(dayTime.getTime());
cal.set(Calendar.MILLISECOND, 0);
cal.set(Calendar.SECOND, 0);
cal.set(Calendar.MINUTE, 0);
cal.add(GregorianCalendar.DAY_OF_YEAR, 1);
...
TimestampminusHours(Timestamp ts, int hours)
minus Hours 
DateTime dateTime = new DateTime(ts.getTime(), DateTimeZone.UTC);
DateTime retval = dateTime.minusHours(hours);
Timestamp retts = new Timestamp(retval.getMillis());
retts.setNanos(ts.getNanos());
return retts;
TimestampminusOneSecond(Timestamp now)
minus One Second 
return new Timestamp(now.getTime() - 1000);
DatenewDate(Timestamp time)
new Date 
return new Date(time.getTime());
java.sql.TimestampnewTimestamp()
Create a new Timestamp. 
return new java.sql.Timestamp(System.currentTimeMillis());
TimestampnewTimestamp(Date date)
new Timestamp 
return newTimestamp(date.getTime());