Java Day Of Year getMaxWeekNumOfYear(int year)

Description

get Max Week Num Of Year

License

Open Source License

Declaration

public static int getMaxWeekNumOfYear(int year) 

Method Source Code

//package com.java2s;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;

public class Main {
    public static int getMaxWeekNumOfYear(int year) {
        Calendar c = new GregorianCalendar();
        c.set(year, Calendar.DECEMBER, 31, 23, 59, 59);
        return getWeekOfYear(c.getTime());
    }/*  w  w  w . ja v  a  2s. c  o m*/

    public static int getWeekOfYear(Date date) {
        Calendar c = new GregorianCalendar();
        c.setFirstDayOfWeek(Calendar.MONDAY);
        c.setMinimalDaysInFirstWeek(7);
        c.setTime(date);

        return c.get(Calendar.WEEK_OF_YEAR);
    }

    public static String getTime(Calendar c) {
        return getDate(c.getTime(), "HH:mm:ss");
    }

    public static String getDate() {
        return getDate(getCurDate(), "yyyy-MM-dd");
    }

    public static String getDate(Date date, String format) {

        String dtstr = "";
        if (date == null) {
            return dtstr;
        }

        if (format == null || "".equals(format.trim())) {
            format = "yyyy-MM-dd";
        }

        SimpleDateFormat sdf = new SimpleDateFormat(format);
        dtstr = sdf.format(date);
        return (dtstr == null ? "" : dtstr);

    }

    public static String getDate(Date date) {
        return getDate(date, "yyyy-MM-dd");
    }

    public static Date getDate(long time) {

        Calendar c = getCurCalendar();
        c.setTimeInMillis(time);

        return c.getTime();
    }

    public static Date getCurDate() {
        return getCurCalendar().getTime();
    }

    public static Calendar getCurCalendar() {
        return Calendar.getInstance();
    }
}

Related

1. getFirstDayOfTheYear(int year)
2. getFirstDayOfYear(int year)
3. getLastYearOfToday()
4. getMaxDayByYearMonth(String ym)
5. getMaxDayOfYearMonth(String date)