Example usage for java.util Calendar get

Introduction

In this page you can find the example usage for java.util Calendar get.

Prototype

public int get(int field)

Source Link

Document

Returns the value of the given calendar field.

Usage

From source file:Main.java

public static int getCurrentMonthDay() {
    return Calendar.getInstance().get(Calendar.DAY_OF_MONTH);
}

From source file:Main.java

public static Calendar getRandomApodDate() {
    Calendar newCalendar = Calendar.getInstance();

    Calendar today = Calendar.getInstance();
    int currentYear = today.get(Calendar.YEAR);
    int currentMonth = today.get(Calendar.MONTH);
    int currentDay = today.get(Calendar.DATE);

    int firstApodYear = 1995;
    int firstApodMonth = 5;
    int firstApodDay = 20;

    Random rnd = new Random();
    int newYear = rnd.nextInt(currentYear - firstApodYear + 1) + firstApodYear;

    int minMonth = 0;
    int maxMonth = 11;
    if (newYear == firstApodYear)
        minMonth = firstApodMonth;/*  w ww .  j a  v a2s .c o m*/
    if (newYear == currentYear)
        maxMonth = currentMonth;
    int newMonth = rnd.nextInt(maxMonth - minMonth + 1) + minMonth;

    newCalendar.set(newYear, newMonth, 1);

    int minDay = 1;
    int maxDay = newCalendar.getActualMaximum(Calendar.DAY_OF_MONTH);
    if (newYear == firstApodYear && newMonth == firstApodMonth)
        minDay = firstApodDay;
    if (newYear == currentYear && newMonth == currentMonth)
        maxDay = currentDay;
    int newDay = rnd.nextInt(maxDay - minDay + 1) + minDay;

    newCalendar.set(newYear, newMonth, newDay);
    return newCalendar;
}

From source file:Main.java

public static int getCurrentMonth() {
    return Calendar.getInstance().get(Calendar.MONTH);

}

From source file:Main.java

/**
 * Encode a java date/time into a 16-bit encoded DOS date
 * //from w w w. j a v a 2 s .  c  o  m
 * @param javaDateTime
 * @return long
 */
public static int encodeDate(long javaDateTime) {
    Calendar cal = Calendar.getInstance();
    cal.setTimeInMillis(javaDateTime);
    return 512 * (cal.get(Calendar.YEAR) - 1980) + 32 * (cal.get(Calendar.MONTH) + 1) + cal.get(Calendar.DATE);
}

From source file:Main.java

/**
 * Encode a java date/time into a 16-bit encoded DOS time
 * /*from www .  j av  a2 s  .com*/
 * @param javaDateTime
 * @return long
 */
public static int encodeTime(long javaDateTime) {
    Calendar cal = Calendar.getInstance();
    cal.setTimeInMillis(javaDateTime);
    return 2048 * cal.get(Calendar.HOUR_OF_DAY) + 32 * cal.get(Calendar.MINUTE) + cal.get(Calendar.SECOND) / 2;
}

From source file:Main.java

public static String dateToString(String dateString) {
    Calendar date = Calendar.getInstance();
    date.setTimeInMillis((long) Integer.parseInt(dateString) * 1000);
    return date.get(Calendar.DAY_OF_MONTH) + "/" + String.format("%02d", date.get(Calendar.MONTH) + 1);
}

From source file:Main.java

public static String getNowTime(int i) {
    SimpleDateFormat dft = new SimpleDateFormat("yyyyMMdd");
    Date beginDate = new Date();
    Calendar date = Calendar.getInstance();
    date.setTime(beginDate);// w  ww .  j  a v a  2  s . co m
    date.set(Calendar.DATE, date.get(Calendar.DATE) - i);
    Date endDate = null;
    try {
        endDate = dft.parse(dft.format(date.getTime()));
        String format = dft.format(endDate);
        return format;
    } catch (ParseException e) {
        e.printStackTrace();
    }
    return "";
}

From source file:Main.java

public static int dayForWeek(String pTime) throws Exception {
    SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
    Calendar c = Calendar.getInstance();
    c.setTime(format.parse(pTime));//www .  j ava 2  s .  c  o m
    int dayForWeek = 0;

    return c.get(Calendar.DAY_OF_WEEK);
}

From source file:Main.java

public static String getTime() {
    Calendar cal = Calendar.getInstance();
    cal.setTimeInMillis(System.currentTimeMillis());
    return cal.get(Calendar.HOUR_OF_DAY) + ":" + cal.get(Calendar.MINUTE) + ":" + cal.get(Calendar.SECOND);
}

From source file:Main.java

/**
 * Converts input time from Java to DOS format
 * @param time//from  w  w w.ja  v  a2s  . com
 * @return time in DOS format 
 */
public static long javaToDosTime(long time) {

    Calendar cal = Calendar.getInstance();
    cal.setTimeInMillis(time);

    int year = cal.get(Calendar.YEAR);
    if (year < 1980) {
        return (1 << 21) | (1 << 16);
    }
    return (year - 1980) << 25 | (cal.get(Calendar.MONTH) + 1) << 21 | cal.get(Calendar.DATE) << 16
            | cal.get(Calendar.HOUR_OF_DAY) << 11 | cal.get(Calendar.MINUTE) << 5
            | cal.get(Calendar.SECOND) >> 1;
}