Android Utililty Methods Calendar Parse

Timestamp ts = Timestamp.valueOf(s);
return Timestamp2Calendar(ts);

Date myNewDate = null;
Calendar calendar = Calendar.getInstance();
if (date == null || date.length() == 0)
    return null;
SimpleDateFormat dateFormat = new SimpleDateFormat(SQL_DATE_FORMAT);
try {
    myNewDate = dateFormat.parse(date);
    calendar.setTime(myNewDate);
...

SimpleDateFormat formatter = new SimpleDateFormat("dd-MM-yy");
Date date = null;
try {
    date = (Date) formatter.parse(stringDate);
} catch (java.text.ParseException e) {
    Log.w(TAG, invalidDateFormat);
Calendar calendar = Calendar.getInstance();
...

String[] timeParts = time.split(":");
int hour = Integer.parseInt(timeParts[0]);
int minute = Integer.parseInt(timeParts[1]);
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.HOUR_OF_DAY, hour);
calendar.set(Calendar.MINUTE, minute);
return calendar;

SimpleDateFormat formatter = new SimpleDateFormat(pattern);
Date date = formatter.parse(dateStr);
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return calendar;

unformattedTime = unformattedTime.replaceAll("(\\+[0-9+:]+)|Z", "");
String[] updateTimes = unformattedTime.substring(0,
        unformattedTime.length()).split("T");
String[] date = updateTimes[0].split("-");
String[] times = updateTimes[1].split(":");
int year = Integer.parseInt(date[0]);
int month = Integer.parseInt(date[1]);
int day = Integer.parseInt(date[2]);
...