实验室设备管理系统.zip

package com.nuc.device.util; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import java.util.GregorianCalendar; import java.util.concurrent.TimeUnit; /** * Created by guoqiang on 2015/06/02. * 时间工具类 */ public final class TimeTools { private static final long MI_OF_HOUR = 60 * 60 * 1000;//1小时毫秒数 private static final String YYYY_MM_DD = "yyyy-MM-dd"; private static final String YYYY_MM_DD_HH_MI_SS = "yyyy-MM-dd HH:mm:ss"; private static final String YYYY_MM_DD_HH_MI_SS_S = "yyyy-MM-dd HH:mm:ss.SSS"; public static String format(Date date, String format) { if (date == null || format == null) { return null; } SimpleDateFormat sdf = new SimpleDateFormat(format); return sdf.format(date); } public static String format4YYYYMMDD(Date date) { return format(date, YYYY_MM_DD); } public static String formatAllTime(Date date) { return format(date, YYYY_MM_DD_HH_MI_SS_S); } public static String format4YYYYMMDDHHMISS(Date date) { return format(date, YYYY_MM_DD_HH_MI_SS); } public static Date parse(String time, String format) { if (StringTools.isEmpty(time)) { return null; } try { return new SimpleDateFormat(format).parse(time); } catch (ParseException e) { } return null; } public static Date parseYYYY_MM_DD(String time) { return parse(time, YYYY_MM_DD); } public static Date parseYYYY_MM_DD_HH_MI_SS(String time) { return parse(time, YYYY_MM_DD_HH_MI_SS); } public static String getNowTimeStr() { return format4YYYYMMDDHHMISS(createNowTime()); } /** * 克隆一个新的时间对象 * * @param date * @return */ public static Date cloneDate(Date date) { return new Date(date.getTime()); } /** * 创建一个当前时间的时间对象 * * @return */ public static Date createNowTime() { return getCalendar().getTime(); } public static String getNowTimeAllStr() { return formatAllTime(createNowTime()); } /** * 根据年月日创建时间 时分秒默认为0 * * @param year * @param month * @param date * @return */ public static Date createTime(int year, int month, int date) { return createTime(year, month, date, 0, 0, 0); } /** * 根据年月日时分秒创建时间 * * @param year * @param month * @param date * @param hour * @param minute * @param second * @return */ public static Date createTime(int year, int month, int date, int hour, int minute, int second) { Calendar calendar = getCalendar(); calendar.set(Calendar.YEAR, year); calendar.set(Calendar.MONTH, month); calendar.set(Calendar.DAY_OF_MONTH, date); calendar.set(Calendar.HOUR_OF_DAY, hour); calendar.set(Calendar.MINUTE, minute); calendar.set(Calendar.SECOND, second); calendar.set(Calendar.MILLISECOND, 0); return calendar.getTime(); } /** * Description: 返回需要获得的某一天的结束时间 如 昨天的结束时间:2015-08-09 23:59:59 * * @param date * @param selectDate 想要获取的时间参数 以当天为例 -1表示前一天 +1表示后一天 0 表示 当天 * @Version1.0 2015-8-10 上午9:01:57 by 雷霆（leiting01@10101111.com）创建 */ public static void setEndDay(Date date, int selectDate) { if (date == null) { return; } Calendar calendar = getCalendar(); calendar.setTime(date); calendar.set(Calendar.HOUR_OF_DAY, 23); calendar.set(Calendar.MINUTE, 59); calendar.set(Calendar.SECOND, 59); calendar.set(Calendar.MILLISECOND, 999); calendar.add(Calendar.DATE, selectDate); date.setTime(calendar.getTimeInMillis()); } /** * Description: 返回需要获得的某一天的开始时间 如 2015-08-09 00:00:00 * * @param date * @param selectDate 想要获取的时间参数 以当天为例 -1表示前一天 +1表示后一天 0 表示 当天 * @Version1.0 2015-8-10 上午9:01:57 by 雷霆（leiting01@10101111.com）创建 */ public static void setStartDay(Date date, int selectDate) { if (date == null) { return; } Calendar calendar = getCalendar(); calendar.setTime(date); calendar.set(Calendar.HOUR_OF_DAY, 0); calendar.set(Calendar.MINUTE, 0); calendar.set(Calendar.SECOND, 0); calendar.set(Calendar.MILLISECOND, 0); calendar.add(Calendar.DATE, selectDate); date.setTime(calendar.getTimeInMillis()); } /** * Description: 该方法用于获取想要的某一天的开始时间 如 2015-08-09 00:00:00 * * @param date 需要设置的日期 * @param selectDate 需要设置的天数 * @return * @Version1.0 2015-8-25 上午10:42:57 by 雷霆（leiting01@10101111.com）创建 */ public static boolean setSomeDay0H0M0S(Date date, Integer selectDate) { Calendar calendar = getCalendar(); calendar.setTime(date); calendar.set(Calendar.HOUR_OF_DAY, 0); calendar.set(Calendar.MINUTE, 0); calendar.set(Calendar.SECOND, 0); calendar.set(Calendar.MILLISECOND, 0); calendar.add(Calendar.DATE, selectDate); date.setTime(calendar.getTimeInMillis()); return true; } /** * 时间设置到明天的0点0分0秒 * * @param date */ public static void setNextDay0H0M0S0MS(Date date) { Calendar calendar = getCalendar(); calendar.setTime(date); calendar.set(Calendar.HOUR_OF_DAY, 0); calendar.set(Calendar.MINUTE, 0); calendar.set(Calendar.SECOND, 0); calendar.set(Calendar.MILLISECOND, 0); calendar.add(Calendar.DATE, 1); date.setTime(calendar.getTimeInMillis()); } /** * 设置Date到当天的0点0分0秒0毫秒 * * @param date */ public static void set0H0M0S0MS(Date date) { Calendar calendar = getCalendar(); calendar.setTime(date); calendar.set(Calendar.HOUR_OF_DAY, 0); calendar.set(Calendar.MINUTE, 0); calendar.set(Calendar.SECOND, 0); calendar.set(Calendar.MILLISECOND, 0); date.setTime(calendar.getTimeInMillis()); } public static void setLastDay0H0M0S(Date date) { Calendar calendar = getCalendar(); calendar.setTime(date); calendar.set(Calendar.HOUR_OF_DAY, 0); calendar.set(Calendar.MINUTE, 0); calendar.set(Calendar.SECOND, 0); calendar.set(Calendar.MILLISECOND, 0); calendar.add(Calendar.DATE, -1); date.setTime(calendar.getTimeInMillis()); } public static void setLastMonth1D0H0M0S(Date date) { Calendar calendar = getCalendar(); calendar.setTime(date); calendar.add(Calendar.DATE, 1); calendar.set(Calendar.HOUR_OF_DAY, 0); calendar.set(Calendar.MINUTE, 0); calendar.set(Calendar.SECOND, 0); calendar.set(Calendar.MILLISECOND, 0); calendar.add(Calendar.MONTH, -1); date.setTime(calendar.getTimeInMillis()); } public static void setDate(Date date, int field, int value) { Calendar calendar = getCalendar(); calendar.setTime(date); calendar.set(field, value); date.setTime(calendar.getTimeInMillis()); } /** * 返回2个时间中间相差的unit数量 * * @param date1 * @param date2 * @param unit * @return */ public static long dateDiff(Date date1, Date date2, TimeUnit unit) { return (date2.getTime() - date1.ge