Example usage for java.util Calendar getInstance

Introduction

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

Prototype

public static Calendar getInstance()

Source Link

Document

Gets a calendar using the default time zone and locale.

Usage

From source file:Main.java

public static int getWeekFromDay(int year, int month, int day) {
    Calendar calendar = Calendar.getInstance();
    calendar.clear();//from www  .  j  av  a2s  .  c  om
    calendar.set(Calendar.YEAR, year);
    calendar.set(Calendar.MONTH, month - 1);
    calendar.set(Calendar.DAY_OF_MONTH, day);
    return calendar.get(Calendar.WEEK_OF_YEAR);
}

From source file:Main.java

private static Date get8Hours10MinsAgo() {
    Calendar calendar = Calendar.getInstance();
    calendar.add(Calendar.HOUR, -8);
    calendar.add(Calendar.MINUTE, -10);

    return calendar.getTime();
}

From source file:Main.java

public static String getCurrentYear() {
    Calendar calendar = Calendar.getInstance();
    return Integer.toString(calendar.get(Calendar.YEAR));
}

From source file:Main.java

public static Date addDays(Date date, int days) {
    Calendar cal = Calendar.getInstance();
    cal.setTime(date);/*from   w w  w  . j a v  a2 s  . c  om*/
    cal.add(Calendar.DATE, days); //minus number would decrement the days
    return cal.getTime();
}

From source file:Main.java

public static long startOfTodDay() {
    Calendar calendar = Calendar.getInstance();
    calendar.set(Calendar.HOUR_OF_DAY, 0);
    calendar.set(Calendar.MINUTE, 0);
    calendar.set(Calendar.SECOND, 0);
    calendar.set(Calendar.MILLISECOND, 0);
    Date date = calendar.getTime();
    return date.getTime();
}

From source file:Main.java

public static Date addFiveMinutes(Date date) {

    Calendar cal = Calendar.getInstance();
    cal.setTime(date);/*from   w w  w .  j av  a2  s  .c  o m*/
    cal.add(Calendar.MINUTE, 5);
    return cal.getTime();
}

From source file:Main.java

public static Calendar getTodayAt(int hours, int minutes) {
    Calendar today = Calendar.getInstance();
    Calendar cal = Calendar.getInstance();
    cal.clear();//from  ww  w.  j ava 2  s .c  o  m

    int year = today.get(Calendar.YEAR);
    int month = today.get(Calendar.MONTH);
    //represents the day of the month
    int day = today.get(Calendar.DATE);
    cal.set(year, month, day, hours, minutes, 0);
    return cal;
}