Java Utililty Methods Parse Date

List of utility methods to do Parse Date

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Description

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

Method

DateparseDate(String date, String format)
Parses a datetime+timezone string in the given format, returning a UTC date. 
return parseDate(date, format, null);
DateparseDate(String date, String format)
parse Date 
DateFormat df = new SimpleDateFormat(format);
try {
    return df.parse(date);
} catch (ParseException e) {
    throw new IllegalArgumentException(
            String.format("Could not parse date %s with format %s", date, format));
DateparseDate(String date, String format)
parse Date 
SimpleDateFormat df = new SimpleDateFormat(format);
return df.parse(date);
DateparseDate(String date, String format)
parse Date 
if (date == null) {
    return null;
date = date.trim();
if (date.length() == 0) {
    return null;
SimpleDateFormat dateFormat = new SimpleDateFormat(format);
...
DateparseDate(String date, String pattern)
parse Date 
SimpleDateFormat df = new SimpleDateFormat(pattern);
df.setTimeZone(TimeZone.getTimeZone("Asia/Shanghai"));
try {
    return df.parse(date);
} catch (ParseException e) {
    throw new IllegalArgumentException(e);
DateparseDate(String date, String pattern)
parse Date 
if ((date == null) || (pattern == null)) {
    throw new IllegalArgumentException();
try {
    return new SimpleDateFormat(pattern).parse(date);
} catch (Exception e) {
    return null;
DateparseDate(String date, String pattern)
Methods Descrip: 
Date returnDate = null;
if (pattern == null || pattern.equals("") || pattern.equals("null")) {
    pattern = "yyyy-MM-dd";
java.text.SimpleDateFormat sdf = new java.text.SimpleDateFormat(pattern);
try {
    returnDate = sdf.parse(date);
} catch (Exception e) {
...
DateparseDate(String date, String pattern, TimeZone zone)
Parses a date using a pattern describing the date and time format. 
DateFormat dfmt = new SimpleDateFormat(pattern);
dfmt.setTimeZone(zone);
return dfmt.parse(date);
DateparseDate(String dateAsString)
parse Date 
return parseDate(dateAsString, DEFAULT_DATE_FORMAT);
DateparseDate(String dateAsString)
Parses the date. 
Date date = null;
Pattern datePattern = Pattern.compile("([0-9]{2})[_\\.-]([0-9]{2})[_\\.-]([0-9]{4})");
Matcher m = datePattern.matcher(dateAsString);
if (m.find()) {
    date = new SimpleDateFormat("dd-MM-yyyy").parse(m.group(1) + "-" + m.group(2) + "-" + m.group(3));
} else {
    datePattern = Pattern.compile("([0-9]{4})[_\\.-]([0-9]{2})[_\\.-]([0-9]{2})");
    m = datePattern.matcher(dateAsString);
...