Java Utililty Methods Date Value Check

List of utility methods to do Date Value Check

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Description

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

Method

booleanisDate(String strDate, SimpleDateFormat sdf)
is Date 
boolean isDate = false;
try {
    sdf.parse(strDate);
    isDate = true;
} catch (Exception ex) {
    isDate = false;
return isDate;
...
booleanisDate(String strDate, String pattern)
is Date 
try {
    parse(strDate, pattern);
    return true;
} catch (ParseException pe) {
    return false;
booleanisDate(String strDate, String pattern)
is Date 
SimpleDateFormat formatter = new SimpleDateFormat(pattern);
formatter.setLenient(false);
ParsePosition pos = new ParsePosition(0);
try {
    Date d = formatter.parse(strDate, pos);
    return true;
} catch (Exception e) {
    return false;
...
booleanisDate(String strDate, String pattern)
is Date 
if (strDate == null || strDate.trim().length() <= 0)
    return false;
try {
    SimpleDateFormat sdf = new SimpleDateFormat(pattern);
    sdf.parse(strDate);
    return true;
} catch (ParseException e) {
    return false;
...
booleanisDate(String text, String pattern)
Validation method for date. 
if (text == null || text.trim().isEmpty()) {
    return false;
try {
    SimpleDateFormat formatter = new SimpleDateFormat(pattern);
    formatter.setLenient(false);
    formatter.parse(text);
} catch (Exception e) {
...
booleanisDate(String val, SimpleDateFormat formatter)
is Date 
boolean valid = true;
try {
    Date date = formatter.parse(val);
    valid = null != date;
} catch (Exception ex) {
    valid = false;
return valid;
...
booleanisDate(String value, Locale locale)

Checks if the field is a valid date. 

boolean bValid = true;
if (value != null) {
    try {
        DateFormat formatter = null;
        if (locale != null) {
            formatter = DateFormat.getDateInstance(DateFormat.SHORT, locale);
        } else {
            formatter = DateFormat.getDateInstance(DateFormat.SHORT, Locale.getDefault());
...
booleanisDateBefore(String date1)
is Date Before 
try {
    String date2 = date1.substring(0, 10) + " 23:59:59";
    DateFormat df = DateFormat.getDateTimeInstance();
    return df.parse(date1).before(df.parse(date2));
} catch (ParseException e) {
    System.out.print("[SYS] " + e.getMessage());
    return false;
booleanisDateBefore(String date1, String date2)
is Date Before 
try {
    return stringToDate(date1, "yyyy-MM-dd HH:mm:ss").before(stringToDate(date2, "yyyy-MM-dd HH:mm:ss"));
} catch (ParseException e) {
    System.out.print(e.getMessage());
return false;
booleanisDateBefore(String date1, String date2)
is Date Before 
try {
    DateFormat df = DateFormat.getDateTimeInstance();
    return df.parse(date1).before(df.parse(date2));
} catch (ParseException e) {
    return false;