Java Utililty Methods Month

List of utility methods to do Month

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Description

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

Method

intaddMonthMark(int month, int add)
add Month Mark 
int m = month % 100 + add;
if (m > 0 && m <= 12) {
    return month + add;
int y = month / 100;
int totalMonth = y * 12 + m - 1;
y = totalMonth / 12;
m = totalMonth - y * 12 + 1;
...
StringaddMonthString(String yyyymm)
add Month String 
String yy = yyyymm.substring(0, 4);
String mm = yyyymm.substring(4);
int mm_plus_1 = Integer.parseInt(mm);
int iYY = Integer.parseInt(yy);
mm_plus_1++;
if (mm_plus_1 > 12) {
    mm_plus_1 = 1;
    iYY++;
...
intadjustWeekOfMonth(int eventWeekOfMonth, int eventRealWeekOfMonth)
adjust Week Of Month 
if (eventWeekOfMonth > 1 && eventWeekOfMonth > eventRealWeekOfMonth) {
    return eventWeekOfMonth - 1;
return eventWeekOfMonth;
doublecalculateMonthlyNominalInterestRate(final double effectiveInterestRate)
Calculates the monthly nominal interest rate for a given effective yearly interest rate.

http://en.wikipedia.org/wiki/Effective_interest_rate 
return effectiveInterestRate / (1 + ((11 / 24) * effectiveInterestRate)) / 12;
voidcheckMonth(int month)
Prueft, ob sich der Monat innerhalb des erlaubten Bereichs befindet. 
if (month < 1 || month > 12) {
    throw new NumberFormatException();
StringcreateDateMonth(String dateYear)
create Date Month 
try {
    String dateDay = dateYear.replace("y", ""); 
    if (dateDay.length() == 0)
        return dateDay;
    String firstLetter = dateDay.substring(0, 1);
    while (dateDay.length() > 0 && !isPatternChar(firstLetter)) {
        dateDay = dateDay.substring(1);
        firstLetter = dateDay.substring(0, 1);
...
StringcreateTestCCMonth()
create Test CC Month 
return "11";
ThreaddaemonThread(Runnable runnable)
Create a daemon thread 
return newThread(runnable, true);
StringdisplayMonthlyPeriod(String week)
display Monthly Period 
String[] monthNames = { "January", "February", "March", "April", "May", "June", "July", "August",
        "September", "October", "November", "December" };
StringBuffer displayPeriod = new StringBuffer();
displayPeriod.append(monthNames[Integer.parseInt(week.substring(0, week.indexOf('-')))] + " ");
displayPeriod.append(week.substring(week.lastIndexOf('-') + 1));
return displayPeriod.toString();
intdoy2month(int year, int doy)
Compute the month from day of year. 
int[] regu_month_day = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 };
int[] leap_month_day = { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 };
int yday = 0;
int month = 0;
int mday = 0;
int guess = (int) (doy * 0.032);
int more = 0;
if ((year % 4) == 0) {
...