Example usage for java.util Calendar set

Introduction

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

Prototype

public void set(int field, int value)

Source Link

Document

Sets the given calendar field to the given value.

Usage

From source file:Main.java

public static java.util.Date getDateEnd(java.util.Date d) {
    Calendar c = Calendar.getInstance();
    c.clear();//  ww  w . ja v  a2  s . c o m
    Calendar co = Calendar.getInstance();
    co.setTime(d);
    c.set(Calendar.DAY_OF_MONTH, co.get(Calendar.DAY_OF_MONTH));
    c.set(Calendar.MONTH, co.get(Calendar.MONTH));
    c.set(Calendar.YEAR, co.get(Calendar.YEAR));
    c.add(Calendar.DAY_OF_MONTH, 1);
    c.add(Calendar.MILLISECOND, -1);
    return c.getTime();
}

From source file:Main.java

public static Calendar transformStringTimeToCalendar(String time) {
    Calendar calendar = Calendar.getInstance();
    String[] split = time.split(":");
    if (split.length > 0) {
        calendar.set(Calendar.HOUR_OF_DAY, Integer.parseInt(split[0]));
    }/*www  . ja  v  a  2  s .c  o  m*/
    if (split.length > 1) {
        calendar.set(Calendar.MINUTE, Integer.parseInt(split[1]));
    }
    if (split.length > 2) {
        calendar.set(Calendar.SECOND, Integer.parseInt(split[2]));
    }
    return calendar;
}

From source file:Main.java

public static void moveToCalendarMinute(Calendar cal, int minute) {
    assertArgumentNotMinusInteger("minute", minute);
    cal.set(Calendar.MINUTE, minute);
}

From source file:Main.java

public static void moveToCalendarSecond(Calendar cal, int second) {
    assertArgumentNotMinusInteger("second", second);
    cal.set(Calendar.SECOND, second);
}

From source file:Main.java

private static void setEndOfWeekToCalendar(Calendar c) {
    // Get First Day of next week so it will be considered until 0 hrs of
    // next week//from  w ww . j  av  a  2  s.c  om
    c.set(Calendar.DAY_OF_WEEK, c.getMaximum(Calendar.DAY_OF_WEEK));
    setEndOfDayToCalendar(c);
    Log.d("La Cuenta: ", "Max of Current Week: " + DateFormat.getInstance().format(c.getTime()));
}

From source file:Main.java

public static Date getFirstDayOfMonth(Date date) {
    if (date == null) {
        return null;
    }/*from ww  w.  ja  v  a  2  s  . c om*/
    Calendar calendar = Calendar.getInstance(Locale.getDefault());
    calendar.setTime(date);
    calendar.set(Calendar.DAY_OF_MONTH, 1);
    return calendar.getTime();
}

From source file:Main.java

public static java.util.Date getDateStart(java.util.Date d) {

    Calendar c = new GregorianCalendar();
    c.clear();//w w w . ja  v  a  2  s. c o  m
    Calendar co = new GregorianCalendar();
    co.setTime(d);
    c.set(Calendar.DAY_OF_MONTH, co.get(Calendar.DAY_OF_MONTH));
    c.set(Calendar.MONTH, co.get(Calendar.MONTH));
    c.set(Calendar.YEAR, co.get(Calendar.YEAR));
    // c.add(Calendar.DAY_OF_MONTH,1);
    // c.add(Calendar.MILLISECOND,-1);
    return c.getTime();
}

From source file:Main.java

public static Date getDateTimeFrom(int hour, int minute) {
    Calendar calendar = Calendar.getInstance();

    calendar.set(Calendar.DAY_OF_MONTH, 0);
    calendar.set(Calendar.MONTH, 0);
    calendar.set(Calendar.YEAR, 0);
    calendar.set(Calendar.MINUTE, minute);
    calendar.set(Calendar.HOUR_OF_DAY, hour);
    calendar.set(Calendar.SECOND, 0);
    calendar.set(Calendar.MILLISECOND, 0);

    Date ret = calendar.getTime();
    return ret;//from   ww  w . jav a 2s .c o m
}

From source file:Main.java

public static Date getDateTimeFrom(int year, int monthOfYear, int dayOfMonth) {
    Calendar calendar = Calendar.getInstance();

    calendar.set(Calendar.DAY_OF_MONTH, dayOfMonth);
    calendar.set(Calendar.MONTH, monthOfYear - 1);
    calendar.set(Calendar.YEAR, year);
    calendar.set(Calendar.MINUTE, 0);
    calendar.set(Calendar.HOUR_OF_DAY, 0);
    calendar.set(Calendar.SECOND, 0);
    calendar.set(Calendar.MILLISECOND, 0);

    Date ret = calendar.getTime();
    return ret;//ww  w . j  av a2  s  .  co m
}

From source file:Main.java

/**
 * @param startDateTime//from   w ww .j  a  va 2 s. co  m
 * @param endDateTime
 * @return the difference in hours between the second timestamp and first
 */
public static double getDifferenceInHours(Timestamp startDateTime, Timestamp endDateTime) {
    int difference = 0;

    Calendar startCalendar = Calendar.getInstance();
    startCalendar.setTime(startDateTime);

    Calendar endCalendar = Calendar.getInstance();
    endCalendar.setTime(endDateTime);

    // First, get difference in whole days
    Calendar startCompare = Calendar.getInstance();
    startCompare.setTime(startDateTime);
    startCompare.set(Calendar.HOUR_OF_DAY, 0);
    startCompare.set(Calendar.MINUTE, 0);

    Calendar endCompare = Calendar.getInstance();
    endCompare.setTime(endDateTime);
    endCompare.set(Calendar.HOUR_OF_DAY, 0);
    endCompare.set(Calendar.MINUTE, 0);

    return (endCalendar.getTimeInMillis() - startCalendar.getTimeInMillis()) / (60.0000 * 60.0000 * 1000.0000);
}