Java Utililty Methods Date to Month

Calendar c = Calendar.getInstance();
c.setTime(date);
c.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
return c.getTime();

String startDate;
int year = getYear(date);
int month = getMonth(date);
int day = getDate(date);
int curDayOfWeek = getDayOfWeek(year, month, day);
int startTmp = 2 - curDayOfWeek;
if (startTmp == 0)
    return date;
...

if (curDate == null)
    return "";
Calendar cal = Calendar.getInstance();
cal.setTime(curDate);
int monthNum = cal.get(Calendar.MONTH) + 1;
return Integer.toString(monthNum);

Calendar cal = new GregorianCalendar();
cal.setTime(aDate);
return new Integer(cal.get(Calendar.MONTH) + 1);

if (d == null)
    return 0;
final Calendar c = new GregorianCalendar();
c.setTime(d);
return c.get(Calendar.MONTH) + 1;

Calendar c = getCalendar();
c.setTime(d);
return (c.get(Calendar.MONTH) + 1);

Date[] dS = new Date[2];
Calendar calendar = Calendar.getInstance();
calendar.setTime(d);
calendar.set(Calendar.DAY_OF_MONTH, calendar.getActualMinimum(Calendar.DAY_OF_MONTH));
dS[0] = calendar.getTime();
calendar.set(Calendar.DAY_OF_MONTH, calendar.getActualMaximum(Calendar.DAY_OF_MONTH));
dS[1] = calendar.getTime();
return dS;
...

Calendar c = Calendar.getInstance();
c.setTime(d);
return c.get(Calendar.MONTH) + 1;

if (date == null) {
    return null;
Calendar ca = Calendar.getInstance();
ca.setTime(date);
return Integer.valueOf(ca.get(MONTH) + 1);

GregorianCalendar cal = getCalender(date, false);
return cal.get(Calendar.MONTH);