Java Utililty Methods String to Date

List of utility methods to do String to Date

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Description

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

Method

StringlongToDateString(long l)
long To Date String 
Calendar c = Calendar.getInstance();
c.setTimeInMillis(l);
Date d = (Date) c.getTime();
SimpleDateFormat format = new SimpleDateFormat("MMM-dd-yyyy");
String time = format.format(d);
return time;
StringlongToDateStringDefault(long time)
long To Date String Default 
return getFormatTimeString(new Date(time), "yyyyMMddHHmmss");
DatenumberToDate(String dateString)
number To Date 
if ("".equals(dateString) || dateString == null) {
    return null;
Date date = null;
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyyMMdd");
try {
    date = simpleDateFormat.parse(dateString);
} catch (ParseException e) {
...
DateputTimeStr14ToDate(String dateTimeStr)
put Time Str To Date 
Date date = null;
try {
    switch (dateTimeStr.length()) {
    case 12:
        date = yyyyMMddmmss.parse(dateTimeStr);
        break;
    case 13:
        ;
...
DateputTimeStr19ToDate(String dateTimeStr19)
put Time Str To Date 
Date date = null;
try {
    date = dfyyyyMMddHHMMSS.parse(dateTimeStr19);
} catch (ParseException e) {
    e.printStackTrace();
return date;
Daterfc3339ToDate(String s)
Convert an RFC 3309 String to a Date. 
s = s.toUpperCase();
Date ret = theRfc3339Format.parse(s);
return ret;
DateSortStringToDate(String thisdate, Locale locale)
Sort String To Date 
return StringToDate(reformatDateString(thisdate), locale);
DatestrChangeToDate(String str)
str Change To Date 
Date date = null;
try {
    SimpleDateFormat sd = new SimpleDateFormat("yyyy-MM-dd HH:mm:SS");
    date = sd.parse(str);
} catch (Exception e) {
    e.printStackTrace();
return date;
...
DatestrDateConvertToDate(String strDate, String fFormatStr)
str Date Convert To Date 
java.util.Date birthday = new java.util.Date();
java.text.SimpleDateFormat sdf = new java.text.SimpleDateFormat(fFormatStr);
try {
    birthday = sdf.parse(strDate);
    return birthday;
} catch (ParseException e) {
    e.printStackTrace();
    return null;
...
Date[]stringArrayTODateArray(String[] dates_s, SimpleDateFormat dateformat)
string Array TO Date Array 
if (dates_s == null) {
    return null;
Date[] dates = new Date[dates_s.length];
for (int i = 0; i < dates_s.length; i++) {
    if (dateformat != null) {
        try {
            dates[i] = dateformat.parse((dates_s[i]));
...