Java Code Examples for java.util.Date#getMonth()

@ObjectiveCName("formatShortDate:")
public String formatShortDate(long date) {
    // Not using Calendar for GWT
    long delta = new Date().getTime() - date;
    if (delta < 60 * 1000) {
        return get("language.format.time.now");
    } else if (delta < 60 * 60 * 1000) {
        return get("language.format.time.minutes", SHORT)
                .replace("{minutes}", "" + delta / 60000);
    } else if (delta < 24 * 60 * 60 * 1000) {
        return get("language.format.time.hours", SHORT)
                .replace("{hours}", "" + delta / 3600000);
    } else if (delta < 2 * 24 * 60 * 60 * 1000) {
        return get("language.format.time.yesterday", SHORT);
    } else {
        // Not using Calendar for GWT
        Date date1 = new Date(date);
        int month = date1.getMonth();
        int d = date1.getDate();
        return d + " " + get(MONTHS[month], COMPACT);
    }
}
 

/**
 * 取季度
 * 
 * @param date
 * @return
 */
@SuppressWarnings("deprecation")
public static int getQuarter(Date date) {
	if (date.getMonth() == 0 || date.getMonth() == 1 || date.getMonth() == 2) {
		return 1;
	} else if (date.getMonth() == 3 || date.getMonth() == 4 || date.getMonth() == 5) {
		return 2;
	} else if (date.getMonth() == 6 || date.getMonth() == 7 || date.getMonth() == 8) {
		return 3;
	} else if (date.getMonth() == 9 || date.getMonth() == 10 || date.getMonth() == 11) {
		return 4;
	} else {
		return 0;

	}
}
 

public int getAge(){
	Date today = new Date();
	
	//the current year represented by this date, minus 1900
	int currentYear = today.getYear() + 1900;
	int age = currentYear - yearBirth;
	
	//0 is January, so add 1
	int currentMonth = today.getMonth() + 1;
	if(currentMonth < monthBirth){
		age--;
	}else if(currentMonth == monthBirth){
		//day of the Month
		int currentDay = today.getDate();
		if(dayBirth > currentDay){
			age--;
		}
	}
	return age;
}
 

public void setTime(long time) {
    Date d = new Date(time);
    long dtime;
    int year = d.getYear() + 1900;
    if (year < 1980) {
        dtime = (1 << 21) | (1 << 16);
    }
    else {
        dtime = (year - 1980) << 25 | (d.getMonth() + 1) << 21 |
        d.getDate() << 16 | d.getHours() << 11 | d.getMinutes() << 5 |
        d.getSeconds() >> 1;
    }

    modificationDate = (short)(dtime >> 16);
    modificationTime = (short)(dtime & 0xFFFF);
}
 

/**
* Get the order ID
* @return
*/
private String getOrderID() {
  Date d = new Date();
  return String.valueOf((d.getYear() + 1900)) + (d.getMonth() < 10 ? "0" + 
  		(d.getMonth() + 1) : (d.getMonth() + 1)) + 
  		(d.getDate() < 10 ? "0" + d.getDate() : d.getDate()) + 
  		"-" + MER_ID + "-" + System.currentTimeMillis();
}
 

private String getCreateTimes(String dates) {
    Date old = toDate(dates);
    Date nowtime = new Date(System.currentTimeMillis());
    long values = nowtime.getTime() - old.getTime();
    values = values / 1000;
    // Log.e(TAG, "====values  time===" + values);
    if (values < 60 && values > 0) {
        return values + "秒前";
    }
    if (values > 60 && values < 60 * 60) {
        return values / 60 + "分钟前";
    }
    if (values < 60 * 60 * 24 && values > 60 * 60) {
        return values / 3600 + "小时前";
    }
    if (values < 60 * 60 * 24 * 2 && values > 60 * 60 * 24) {
        return "昨天";
    }
    if (values < 60 * 60 * 3 * 24 && values > 60 * 60 * 24 * 2) {
        return "前天";
    }
    if (values < 60 * 60 * 24 * 30 && values > 60 * 60 * 24 * 3) {
        return values / (60 * 60 * 24) + "天前";
    }
    if (values < 60 * 60 * 24 * 365 && values > 60 * 60 * 24 * 30) {
        return nowtime.getMonth() - old.getMonth() + "个月前";
    }
    return values / (60 * 60 * 24 * 30 * 365) + "年前";
}
 

public boolean isSameDay(BufferEventItem otherItem) {
    Date date = mMessage.getDate();
    Date otherDate = otherItem.getMessage().getDate();
    return (date == null || otherDate == null) ||
        (date.getYear()  == otherDate.getYear() &&
         date.getMonth() == otherDate.getMonth() &&
         date.getDate()  == otherDate.getDate());
}
 

public static long javaToDosTime(long time) {
    Date d = new Date(time);
    int year = d.getYear() + 1900;
    if (year < 1980) {
        return (1 << 21) | (1 << 16);
    }
    return (year - 1980) << 25 | (d.getMonth() + 1) << 21 |
           d.getDate() << 16 | d.getHours() << 11 | d.getMinutes() << 5 |
           d.getSeconds() >> 1;
}
 

/**
 * Converts Java time to DOS time.
 */
@SuppressWarnings("deprecation") // Use of date methods
private static long javaToDosTime(long time) {
    Date d = new Date(time);
    int year = d.getYear() + 1900;
    if (year < 1980) {
        return ZipEntry.DOSTIME_BEFORE_1980;
    }
    return (year - 1980) << 25 | (d.getMonth() + 1) << 21 |
           d.getDate() << 16 | d.getHours() << 11 | d.getMinutes() << 5 |
           d.getSeconds() >> 1;
}
 

private String getCreateTimes(String dates)
   {
       Date old = toDate(dates);
       Date nowtime = new Date(System.currentTimeMillis());
       long values = nowtime.getTime() - old.getTime();
       values = values / 1000;
// Log.e(TAG, "====values  time===" + values);
       if (values < 60 && values > 0)
{
           return  values + "秒前";
       }
       if (values > 60 && values < 60 * 60)
{
           return values / 60 + "分钟前";
       }
       if (values < 60 * 60 * 24 && values > 60 * 60)
{
           return values / 3600 + "小时前";
       }
       if (values < 60 * 60 * 24 * 2 && values > 60 * 60 * 24)
{
           return "昨天";
       }
       if (values < 60 * 60 * 3 * 24 && values > 60 * 60 * 24 * 2)
{
           return  "前天";
       }
       if (values < 60 * 60 * 24 * 30 && values > 60 * 60 * 24 * 3)
{
           return  values / (60 * 60 * 24) + "天前";
       }
       if (values < 60 * 60 * 24 * 365 && values > 60 * 60 * 24 * 30)
{
    return nowtime.getMonth() - old.getMonth() + "个月前";
       }
       return  values / (60 * 60 * 24 * 30 * 365) + "年前";
   }
 

@Override
@Cacheable(value = ARTICLES_CACHE_NAME, key = ARTICLES_CACHE_KEY)
public List<ArchiveBo> archives() {
	// 查询文章表各个时间段的文章数量 分别为DATE->时间段 count->文章数量
	List<ArchiveBo> listforArchiveBo = articleMapperCustom.findDateAndCount();
	if (listforArchiveBo != null) {
		for (ArchiveBo archiveBo : listforArchiveBo) {
			ArticleExample example = new ArticleExample();
			// 在EXAMPLE对象中存放article_status和article_post
			ArticleExample.Criteria criteria = example.createCriteria().andArticleStatusEqualTo(0)
					.andArticlePostEqualTo("post");
			example.setOrderByClause("article_newstime desc");
			String date = archiveBo.getDate();
			Date sd = DateUtil.parse(date, "yyyy年MM月");
			// 在criteria对象中放入article_newstime大于或者等于的值
			criteria.andArticleNewstimeGreaterThanOrEqualTo(sd);
			Calendar cal = Calendar.getInstance();
			// 判断获取的时间的月份是否小于12
			if (sd.getMonth() < 12) {
				cal.setTime(sd);
				// 月份 +1
				cal.add(Calendar.MONTH, +1);
			} else {
				cal.setTime(sd);
				// 年 +1
				cal.add(Calendar.YEAR, +1);
			}
			SimpleDateFormat sdf = new SimpleDateFormat("yyyy年MM月");
			String date2 = sdf.format(cal.getTime());
			Date date3 = DateUtil.parse(date2, "yyyy年MM月");
			// 在criteria对象中放入article_newstime小于的值
			criteria.andArticleNewstimeLessThan(date3);
			List<Article> articles = articleMapper.selectByExample(example);
			archiveBo.setArticles(articles);
		}
	}
	return listforArchiveBo;
}
 

@SuppressWarnings("deprecation")
public static void main(String args[])
{
    GregorianCalendar cal = new GregorianCalendar();
    cal.set(Calendar.YEAR, 1997);
    cal.set(Calendar.DAY_OF_YEAR, 1);
    Date d = cal.getTime();             // Should be Jan 1
    if (d.getMonth() != 0 || d.getDate() != 1) {
        throw new RuntimeException("Date isn't Jan 1");
    }
}
 

private static long javaToDosTime(long time) {
    Date d = new Date(time);
    int year = d.getYear() + 1900;
    if (year < 1980) {
        return 2162688L;
    }
    return year - 1980 << 25 | d.getMonth() + 1 << 21 |
            d.getDate() << 16 | d.getHours() << 11 | d.getMinutes() << 5 |
            d.getSeconds() >> 1;
}
 

/**
 * Converts Java time to DOS time.
 */
@SuppressWarnings("deprecation") // Use of date methods
private static long javaToDosTime(long time) {
    Date d = new Date(time);
    int year = d.getYear() + 1900;
    if (year < 1980) {
        return ZipEntry.DOSTIME_BEFORE_1980;
    }
    return (year - 1980) << 25 | (d.getMonth() + 1) << 21 |
           d.getDate() << 16 | d.getHours() << 11 | d.getMinutes() << 5 |
           d.getSeconds() >> 1;
}
 

public static String[] get6days(boolean returnString)
{
    Date d=getToday();

    String [] days=new String[6];
    for (int i=0;i<6;i++)
    {
        Date t=add(d,i-2);
        days[i]=t.getMonth()+1+"."+t.getDate();
    }
    return days;
}
 

public static String getSeason( Date date ) {
    return seasons[ date.getMonth() ];
}
 

public static void main(String[] args) {
    TimeZone defaultTimeZone = TimeZone.getDefault();
    int errors = 0;

    Calendar cal = new GregorianCalendar(BEGIN_YEAR, MARCH, 1);
    String[] tzids = TimeZone.getAvailableIDs();
    try {
        for (String id : tzids) {
            TimeZone tz = TimeZone.getTimeZone(id);
            if (!tz.useDaylightTime()) {
                continue;
            }
            TimeZone.setDefault(tz);

          dateloop:
            // Use future dates because sun.util.calendar.ZoneInfo
            // delegates offset transition calculations to a SimpleTimeZone
            // (after 2038 as of JDK7).
            for (int year = BEGIN_YEAR; year < END_YEAR; year++) {
                for (int month = MARCH; month <= NOVEMBER; month++) {
                    cal.set(year, month, 1, 15, 0, 0);
                    int maxDom = cal.getActualMaximum(DAY_OF_MONTH);
                    for (int dom = 1; dom <= maxDom; dom++) {
                        Date date = new Date(year - 1900, month, dom);
                        if (date.getYear()+1900 != year
                            || date.getMonth() != month
                            || date.getDate() != dom) {
                            System.err.printf("%s: got %04d-%02d-%02d, expected %04d-%02d-%02d%n",
                                              id,
                                              date.getYear() + 1900,
                                              date.getMonth() + 1,
                                              date.getDate(),
                                              year,
                                              month + 1,
                                              dom);
                            errors++;
                            break dateloop;
                        }
                    }
                }
            }
        }
    } finally {
        // Restore the default TimeZone.
        TimeZone.setDefault(defaultTimeZone);
    }
    if (errors > 0) {
        throw new RuntimeException("Transition test failed");
    }
}
 

public static CalDate toRPCDateTime(Date date) {
    return new CalDate(date.getYear() + 1900, date.getMonth() + 1, date.getDate(),
            new CalTime(date.getHours(), date.getMinutes(), date.getSeconds()));
}
 

/**
 * Re-render the week grid
 *
 * @param days
 *            The days
 * @param today
 *            Todays date
 * @param realDayNames
 *            The names of the dates
 */
@SuppressWarnings("deprecation")
public void updateWeekGrid(List<CalendarDay> days, Date today, String[] realDayNames) {

    weekGrid.setFirstHour(getFirstHourOfTheDay());
    weekGrid.setLastHour(getLastHourOfTheDay());
    weekGrid.getTimeBar().updateTimeBar(is24HFormat());

    dayToolbar.clear();
    dayToolbar.addBackButton();
    dayToolbar.setVerticalSized(isHeightUndefined);
    dayToolbar.setHorizontalSized(isWidthUndefined);

    weekGrid.clearDates();
    weekGrid.setDisabled(isDisabled());

    for (CalendarDay day : days) {

        Date date = day.getDate();

        int dayOfWeek = day.getDayOfWeek();

        if (dayOfWeek < getFirstDayNumber() || dayOfWeek > getLastDayNumber()) {
            continue;
        }

        boolean isToday = false;
        int dayOfMonth = date.getDate();
        if (today.getDate() == dayOfMonth
                && today.getYear() == date.getYear()
                && today.getMonth() == date.getMonth()) {
            isToday = true;
        }

        dayToolbar.add(realDayNames[dayOfWeek - 1], date, day.getLocalizedDateFormat(), isToday ? "today" : null);
        weeklyLongEvents.addDate(date);
        weekGrid.addDate(date, day.getStyledSlots());

        if (isToday) {
            weekGrid.setToday(date, today);
        }
    }

    dayToolbar.addNextButton();
}
 

@DesireWarning("DMI_BAD_MONTH")
void bug2(Date date) {
    boolean b = date.getMonth() == 12;
}