Date处理工具类

我不是女神ヾ 2022-05-30 05:23 161阅读 0赞

import java.sql.Timestamp;
    import java.text.ParseException;
    import java.text.SimpleDateFormat;
    import java.util.Calendar;
    import java.util.Date;
    import java.util.GregorianCalendar;
    
    import org.apache.log4j.Logger;
    
    public class DateUtils {
    	final static Logger logger = Logger.getLogger(DateUtils.class);
    
    	private final static String[] months = { "Jan", "Feb", "Mar", "Apr", "May",
    			"Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", };
    
    	public final static Date parseComplicateDate(String str) {
    		try {
    			if (StringUtils.isNullOrEmpty(str))
    				return null;
    			String[] strs = str.split(" ");
    			int nYear = Integer.parseInt(strs[5]);
    			int nMonth = 0;
    			for (int i = 0; i < months.length; i++) {
    				if (months[i].equals(strs[1])) {
    					nMonth = i;
    					break;
    				}
    			}
    			int nDay = Integer.parseInt(strs[2]);
    			String strTime = strs[3];
    			String[] strTimes = strTime.split(":");
    			int nHour = Integer.parseInt(strTimes[0]);
    			int nMinute = Integer.parseInt(strTimes[1]);
    			int nSecond = Integer.parseInt(strTimes[2]);
    			Calendar cal = new GregorianCalendar(nYear, nMonth, nDay, nHour,
    					nMinute, nSecond);
    			Date aDate = cal.getTime();
    			return aDate;
    		} catch (ArrayIndexOutOfBoundsException e) {
    			logger.warn("", e);
    			return null;
    		} catch (NumberFormatException e) {
    			logger.warn("", e);
    			return null;
    		} catch (Exception e) {
    			logger.warn("", e);
    			return null;
    		}
    	}
    
    	/**
    	 * 返回用户指定日期的前或后n天的字符串 正数为向后n天,负数相反  
    	 * 
    	 * @param date
    	 * @param day
    	 * @return
    	 * @throws ParseException
    	 */
    	public static String getNumToDate(String date, int day)
    			throws ParseException {
    
    		Calendar c = Calendar.getInstance();
    
    		SimpleDateFormat sdf1 = new SimpleDateFormat("yyyy-MM-dd");
    		c.setTime(sdf1.parse(date));
    		c.add(Calendar.DAY_OF_MONTH, day);
    
    		return sdf1.format(c.getTime());
    	}
    
    	public final static Date getYyyyMmDdHhMmss(String str) {
    		if (StringUtils.isNullOrEmpty(str))
    			return null;
    		try {
    			String[] strs = str.split(" ");
    			String[] strDays = strs[0].split("-");
    			int nYear = Integer.parseInt(strDays[0]);
    			int nMonth = Integer.parseInt(strDays[1]);
    			int nDay = Integer.parseInt(strDays[2]);
    
    			String[] strTimes = strs[1].split(":");
    			int nHour = Integer.parseInt(strTimes[0]);
    			int nMinute = Integer.parseInt(strTimes[1]);
    			int nSecond = Integer.parseInt(strTimes[2]);
    			Calendar cal = new GregorianCalendar(nYear, nMonth - 1, nDay,
    					nHour, nMinute, nSecond);
    			return cal.getTime();
    		} catch (ArrayIndexOutOfBoundsException e) {
    			logger.warn("", e);
    			return null;
    		} catch (NumberFormatException e) {
    			logger.warn("", e);
    			return null;
    		} catch (Exception e) {
    			logger.warn("", e);
    			return null;
    
    		}
    	}
    
    	/**
    	 * 返回与指定日期n个月的日期  
    	 * 
    	 * @param date
    	 * @param day
    	 * @return
    	 * @throws ParseException
    	 */
    	public static Date getMonthToDate(Date date, int month)
    			throws ParseException {
    		Calendar c = Calendar.getInstance();
    		c.setTime(date);
    		c.add(Calendar.DAY_OF_MONTH, -month * 30);
    		return c.getTime();
    	}
    
    	/**
    	 * 返回用户指定日期的前或后n天的字符串 正数为向后n天,负数相反  
    	 * 
    	 * @param date
    	 * @param day
    	 * @return
    	 * @throws ParseException
    	 */
    	public static Date getNumToDate(Date date, int day) throws ParseException {
    		Calendar c = Calendar.getInstance();
    		c.add(Calendar.DAY_OF_MONTH, day);
    		return c.getTime();
    	}
    
    	/**
    	 * 比较两个日期  
    	 * 
    	 * @param date1
    	 * @param date2
    	 * @return
    	 */
    	public static boolean compareDate(Date date1, Date date2) {
    		Calendar c = Calendar.getInstance();
    		c.setTime(date1);
    		c.add(Calendar.DAY_OF_MONTH, 1);
    		return c.getTime().getTime() > date2.getTime() ? true : false;
    	}
    
    	public static void main(String[] args) throws ParseException {
    		SimpleDateFormat sdf1 = new SimpleDateFormat("yyyy-MM-dd");
    
    		System.out.println(autoCommit());
    		System.out.println(toHHmm(new Date()));
    		System.out.println(toYyyymmddHhmmss(new Date()));
    		System.out.println(toYyyyMmddHHmm(new Date()));
    		System.out.println(toHyphenatedYyyyMmDdHhMmSsFlexible(new Date()));
    		System.out.println(toHyphenatedYyyyMmDdHhMm(new Date()));
    		System.out.println(toHyphenatedYyyyMmdd(new Date()));
    		System.out.println(toYyyyMmdd(new Date()));
    		System.out.println(toHyphenatedYyMmdd(new Date()));
    		System.out.println(toYyMmdd(new Date()));
    		System.out.println(getYyMmDdNotHyphenated("180106"));
    		System.out.println(getYyMmDd("18-01-06"));
    		System.out.println(getYyyyMmDdNotHyphenated("20180106"));
    		System.out.println(getHhMm(new Date(), "15:59"));
    	}
    
    	/**
    	 * 以如下格式转换日期  
    	 * 
    	 * @param str
    	 *                        （2018-01-06 16:00:44）
    	 * @return
    	 */
    	public final static Date getYyyyMmDdHhMm(String str) {
    		if (StringUtils.isNullOrEmpty(str))
    			return null;
    		try {
    			String[] strs = str.split(" ");
    			String[] strDays = strs[0].split("-");
    			int nYear = Integer.parseInt(strDays[0]);
    			int nMonth = Integer.parseInt(strDays[1]);
    			int nDay = Integer.parseInt(strDays[2]);
    
    			String[] strTimes = strs[1].split(":");
    			int nHour = Integer.parseInt(strTimes[0]);
    			int nMinute = Integer.parseInt(strTimes[1]);
    			int nSecond = 0;
    			Calendar cal = new GregorianCalendar(nYear, nMonth - 1, nDay,
    					nHour, nMinute, nSecond);
    			return cal.getTime();
    		} catch (ArrayIndexOutOfBoundsException e) {
    			logger.warn("", e);
    			return null;
    		} catch (NumberFormatException e) {
    			logger.warn("", e);
    			return null;
    		} catch (Exception e) {
    			logger.warn("", e);
    			return null;
    
    		}
    	}
    
    	/**
    	 * 以如下格式转换日期  
    	 * 
    	 * @param str
    	 *                        （2018-01-06 16:00:44）
    	 * @return
    	 */
    	public final static Date getYyyyMmDdHhMmSsFlexible(String str) {
    		if (StringUtils.isNullOrEmpty(str))
    			return null;
    		try {
    			String[] strs = str.split(" ");
    			String[] strDays = strs[0].split("-");
    			int nYear = Integer.parseInt(strDays[0]);
    			int nMonth = Integer.parseInt(strDays[1]);
    			int nDay = Integer.parseInt(strDays[2]);
    
    			int nHour = 0;
    			int nMinute = 0;
    			int nSecond = 0;
    			if (strs.length > 1) {
    				String[] strTimes = strs[1].split(":");
    				if (strTimes.length > 1)
    					nHour = Integer.parseInt(strTimes[0]);
    				if (strTimes.length > 2)
    					nMinute = Integer.parseInt(strTimes[1]);
    				if (strTimes.length > 3)
    					nSecond = Integer.parseInt(strTimes[2]);
    			}
    			Calendar cal = new GregorianCalendar(nYear, nMonth - 1, nDay,
    					nHour, nMinute, nSecond);
    			return cal.getTime();
    		} catch (ArrayIndexOutOfBoundsException e) {
    			logger.warn("", e);
    			return null;
    		} catch (NumberFormatException e) {
    			logger.warn("", e);
    			return null;
    		} catch (Exception e) {
    			logger.warn("", e);
    			return null;
    
    		}
    	}
    
    	/**
    	 * 以某天为标准按以如下时间格式转换日期  
    	 * 
    	 * @param str
    	 *                        （15:59）
    	 * @return
    	 */
    	public final static Date getHhMm(Date date, String str) {
    		if (StringUtils.isNullOrEmpty(str))
    			return null;
    		try {
    			String[] strTimes = str.split(":");
    			int nHour = Integer.parseInt(strTimes[0]);
    			int nMinute = Integer.parseInt(strTimes[1]);
    			int nSecond = 0;
    			String strDay = toHyphenatedYyyyMmdd(date);
    			String[] strDays = strDay.split("-");
    			int nYear = Integer.parseInt(strDays[0]);
    			int nMonth = Integer.parseInt(strDays[1]);
    			int nDay = Integer.parseInt(strDays[2]);
    			Calendar cal = new GregorianCalendar(nYear, nMonth - 1, nDay,
    					nHour, nMinute, nSecond);
    			return cal.getTime();
    		} catch (ArrayIndexOutOfBoundsException e) {
    			logger.warn("", e);
    			return null;
    		} catch (NumberFormatException e) {
    			logger.warn("", e);
    			return null;
    		} catch (Exception e) {
    			logger.warn("", e);
    			return null;
    
    		}
    	}
    
    	/**
    	 * 以如下格式转换日期  
    	 * 
    	 * @param str
    	 *                        （2018-01-06）
    	 * @return
    	 */
    	public final static Date getYyyyMmDd(String str) {
    		if (StringUtils.isNullOrEmpty(str))
    			return null;
    		try {
    			// String[] strs = str.split(" ");
    			String[] strDays = str.split("-");
    			int nYear = Integer.parseInt(strDays[0]);
    			int nMonth = Integer.parseInt(strDays[1]);
    			int nDay = Integer.parseInt(strDays[2]);
    
    			Calendar cal = new GregorianCalendar(nYear, nMonth - 1, nDay, 0, 0,
    					0);
    			return cal.getTime();
    		} catch (ArrayIndexOutOfBoundsException e) {
    			logger.warn("", e);
    			return null;
    		} catch (NumberFormatException e) {
    			logger.warn("", e);
    			return null;
    		} catch (Exception e) {
    			logger.warn("", e);
    			return null;
    		}
    	}
    
    	/**
    	 * 以如下格式转换日期  
    	 * 
    	 * @param str
    	 *                        （20180106）
    	 * @return
    	 */
    	public final static Date getYyyyMmDdNotHyphenated(String str) {
    		if (StringUtils.isNullOrEmpty(str))
    			return null;
    		try {
    			// String[] strs = str.split(" ");
    			int nYear = Integer.parseInt(str.substring(0, 4));
    			int nMonth = Integer.parseInt(str.substring(4, 6));
    			int nDay = Integer.parseInt(str.substring(6, 8));
    
    			Calendar cal = new GregorianCalendar(nYear, nMonth - 1, nDay, 0, 0,
    					0);
    			return cal.getTime();
    		} catch (ArrayIndexOutOfBoundsException e) {
    			logger.warn("", e);
    			return null;
    		} catch (NumberFormatException e) {
    			logger.warn("", e);
    			return null;
    		} catch (Exception e) {
    			logger.warn("", e);
    			return null;
    		}
    	}
    
    	/**
    	 * 以如下格式转换日期；注意年份必须是2000后的年份  
    	 * 
    	 * @param str
    	 *                        （18-01-06）
    	 * @return
    	 */
    	public final static Date getYyMmDd(String str) {
    		if (StringUtils.isNullOrEmpty(str))
    			return null;
    		try {
    			// String[] strs = str.split(" ");
    			String[] strDays = str.split("-");
    			int nYear = Integer.parseInt(strDays[0]);
    			nYear += 2000;
    			int nMonth = Integer.parseInt(strDays[1]);
    			int nDay = Integer.parseInt(strDays[2]);
    
    			Calendar cal = new GregorianCalendar(nYear, nMonth - 1, nDay, 0, 0,
    					0);
    			return cal.getTime();
    		} catch (ArrayIndexOutOfBoundsException e) {
    			logger.warn("", e);
    			return null;
    		} catch (NumberFormatException e) {
    			logger.warn("", e);
    			return null;
    		} catch (Exception e) {
    			logger.warn("", e);
    			return null;
    		}
    	}
    
    	/**
    	 * 以如下格式转换日期；注意年份必须是2000后的年份  
    	 * 
    	 * @param str
    	 *                        （180106）
    	 * @return
    	 */
    	public final static Date getYyMmDdNotHyphenated(String str) {
    		if (StringUtils.isNullOrEmpty(str))
    			return null;
    		try {
    			int nYear = Integer.parseInt(str.substring(0, 2));
    			nYear += 2000;
    			int nMonth = Integer.parseInt(str.substring(2, 4));
    			int nDay = Integer.parseInt(str.substring(4, 6));
    
    			Calendar cal = new GregorianCalendar(nYear, nMonth - 1, nDay, 0, 0,
    					0);
    			return cal.getTime();
    		} catch (ArrayIndexOutOfBoundsException e) {
    			logger.warn("", e);
    			return null;
    		} catch (NumberFormatException e) {
    			logger.warn("", e);
    			return null;
    		} catch (Exception e) {
    			logger.warn("", e);
    			return null;
    		}
    	}
    
    	/**
    	 * 返回时间的字符串格式如：180106  
    	 * 
    	 * @param aDate
    	 * @return
    	 */
    	public final static String toYyMmdd(Date aDate) {
    		if (aDate == null)
    			return "";
    		Calendar cal = new GregorianCalendar();
    		cal.setTime(aDate);
    		StringBuilder sb = new StringBuilder();
    		int nYear = cal.get(Calendar.YEAR);
    		nYear = nYear % 100;
    		int nMonth = cal.get(Calendar.MONTH);
    		nMonth++;
    		int nDay = cal.get(Calendar.DAY_OF_MONTH);
    		if (nYear < 10)
    			sb.append('0');
    		sb.append(nYear);
    		if (nMonth < 10)
    			sb.append('0');
    		sb.append(nMonth);
    		if (nDay < 10)
    			sb.append('0');
    		sb.append(nDay);
    		return sb.toString();
    	}
    
    	/**
    	 * 返回时间的字符串格式如：18-01-06  
    	 * 
    	 * @param aDate
    	 * @return
    	 */
    	public final static String toHyphenatedYyMmdd(Date aDate) {
    		if (aDate == null)
    			return "";
    		Calendar cal = new GregorianCalendar();
    		cal.setTime(aDate);
    		StringBuilder sb = new StringBuilder();
    		int nYear = cal.get(Calendar.YEAR);
    		nYear = nYear % 100;
    		int nMonth = cal.get(Calendar.MONTH);
    		nMonth++;
    		int nDay = cal.get(Calendar.DAY_OF_MONTH);
    		if (nYear < 10)
    			sb.append('0');
    		sb.append(nYear);
    		sb.append('-');
    		if (nMonth < 10)
    			sb.append('0');
    		sb.append(nMonth);
    		sb.append('-');
    		if (nDay < 10)
    			sb.append('0');
    		sb.append(nDay);
    		return sb.toString();
    	}
    
    	/**
    	 * 返回时间的字符串格式如：20180106  
    	 * 
    	 * @param aDate
    	 * @return
    	 */
    	public final static String toYyyyMmdd(Date aDate) {
    		if (aDate == null)
    			return "";
    		Calendar cal = new GregorianCalendar();
    		cal.setTime(aDate);
    		StringBuilder sb = new StringBuilder();
    		int nYear = cal.get(Calendar.YEAR);
    		int nMonth = cal.get(Calendar.MONTH);
    		nMonth++;
    		int nDay = cal.get(Calendar.DAY_OF_MONTH);
    
    		sb.append(nYear);
    		if (nMonth < 10)
    			sb.append('0');
    		sb.append(nMonth);
    		if (nDay < 10)
    			sb.append('0');
    		sb.append(nDay);
    		return sb.toString();
    	}
    
    	/**
    	 * 返回时间的字符串格式如：2018-01-06  
    	 * 
    	 * @param aDate
    	 * @return
    	 */
    	public final static String toHyphenatedYyyyMmdd(Date aDate) {
    		if (aDate == null)
    			return "";
    		Calendar cal = new GregorianCalendar();
    		cal.setTime(aDate);
    		int nYear = cal.get(Calendar.YEAR);
    		int nMonth = cal.get(Calendar.MONTH);
    		nMonth++;
    		int nDay = cal.get(Calendar.DAY_OF_MONTH);
    
    		StringBuilder sb = new StringBuilder();
    		sb.append(nYear);
    		sb.append('-');
    		if (nMonth < 10)
    			sb.append('0');
    		sb.append(nMonth);
    		sb.append('-');
    		if (nDay < 10)
    			sb.append('0');
    		sb.append(nDay);
    		return sb.toString();
    	}
    
    	/**
    	 * 返回时间的字符串格式如：2018-01-06 15:46  
    	 * 
    	 * @param aDate
    	 * @return
    	 */
    	public final static String toHyphenatedYyyyMmDdHhMm(Date aDate) {
    		if (aDate == null)
    			return "";
    		Calendar cal = new GregorianCalendar();
    		cal.setTime(aDate);
    		int nYear = cal.get(Calendar.YEAR);
    		int nMonth = cal.get(Calendar.MONTH);
    		nMonth++;
    		int nDay = cal.get(Calendar.DAY_OF_MONTH);
    		int nHour = cal.get(Calendar.HOUR_OF_DAY);
    		int nMinute = cal.get(Calendar.MINUTE);
    
    		StringBuilder sb = new StringBuilder();
    		sb.append(nYear);
    		sb.append('-');
    		if (nMonth < 10)
    			sb.append('0');
    		sb.append(nMonth);
    		sb.append('-');
    		if (nDay < 10)
    			sb.append('0');
    		sb.append(nDay);
    
    		sb.append(" ");
    		if (nHour < 10)
    			sb.append('0');
    		sb.append(nHour);
    
    		sb.append(":");
    		if (nMinute < 10)
    			sb.append('0');
    		sb.append(nMinute);
    
    		return sb.toString();
    	}
    
    	/**
    	 * 返回时间的字符串格式如：2018-01-06 15:45:49  
    	 * 
    	 * @param aDate
    	 * @return
    	 */
    	public final static String toHyphenatedYyyyMmDdHhMmSsFlexible(Date aDate) {
    		if (aDate == null)
    			return "";
    		Calendar cal = new GregorianCalendar();
    		cal.setTime(aDate);
    		int nYear = cal.get(Calendar.YEAR);
    		int nMonth = cal.get(Calendar.MONTH);
    		nMonth++;
    		int nDay = cal.get(Calendar.DAY_OF_MONTH);
    		int nHour = cal.get(Calendar.HOUR_OF_DAY);
    		int nMinute = cal.get(Calendar.MINUTE);
    		int nSecond = cal.get(Calendar.SECOND);
    
    		StringBuilder sb = new StringBuilder();
    		sb.append(nYear);
    		sb.append('-');
    		if (nMonth < 10)
    			sb.append('0');
    		sb.append(nMonth);
    		sb.append('-');
    		if (nDay < 10)
    			sb.append('0');
    		sb.append(nDay);
    
    		if (nHour > 0 || nMinute > 0 || nSecond > 0) {
    
    			sb.append(" ");
    			if (nHour < 10)
    				sb.append('0');
    			sb.append(nHour);
    
    			sb.append(":");
    			if (nMinute < 10)
    				sb.append('0');
    			sb.append(nMinute);
    
    			if (nSecond > 0) {
    				sb.append(":");
    				if (nSecond < 10)
    					sb.append('0');
    				sb.append(nSecond);
    			}
    		}
    
    		return sb.toString();
    	}
    
    	/**
    	 * 返回时间的字符串格式如：2018-01-06 15:46  
    	 * 
    	 * @param aDate
    	 * @return
    	 */
    	public final static String toYyyyMmddHHmm(Date aDate) {
    		if (aDate == null)
    			return "";
    		Calendar cal = new GregorianCalendar();
    		cal.setTime(aDate);
    
    		int nYear = cal.get(Calendar.YEAR);
    		int nMonth = cal.get(Calendar.MONTH);
    		nMonth++;
    		int nDay = cal.get(Calendar.DAY_OF_MONTH);
    		int nHour = cal.get(Calendar.HOUR_OF_DAY);
    		int nMinute = cal.get(Calendar.MINUTE);
    
    		StringBuilder sb = new StringBuilder();
    		sb.append(nYear);
    		sb.append("-");
    
    		if (nMonth < 10)
    			sb.append('0');
    		sb.append(nMonth);
    		sb.append("-");
    
    		if (nDay < 10)
    			sb.append('0');
    		sb.append(nDay);
    		sb.append(" ");
    
    		if (nHour < 10)
    			sb.append('0');
    		sb.append(nHour);
    		sb.append(":");
    
    		if (nMinute < 10)
    			sb.append('0');
    		sb.append(nMinute);
    		return sb.toString();
    	}
    
    	/**
    	 * 返回时间的字符串格式如：2018-01-06 15:45:49  
    	 * 
    	 * @param aDate
    	 * @return
    	 */
    	public final static String toYyyymmddHhmmss(Date aDate) {
    		if (aDate == null)
    			return "";
    		Calendar cal = new GregorianCalendar();
    		cal.setTime(aDate);
    		int nYear = cal.get(Calendar.YEAR);
    		int nMonth = cal.get(Calendar.MONTH);
    		nMonth++;
    		int nDay = cal.get(Calendar.DAY_OF_MONTH);
    		int nHour = cal.get(Calendar.HOUR_OF_DAY);
    		int nMInute = cal.get(Calendar.MINUTE);
    		int nSeconf = cal.get(Calendar.SECOND);
    
    		StringBuilder sb = new StringBuilder();
    		sb.append(nYear);
    		sb.append('-');
    		if (nMonth < 10)
    			sb.append('0');
    		sb.append(nMonth);
    		sb.append('-');
    		if (nDay < 10)
    			sb.append('0');
    		sb.append(nDay);
    
    		sb.append(' ');
    
    		if (nHour < 10)
    			sb.append('0');
    		sb.append(nHour);
    		sb.append(':');
    		if (nMInute < 10)
    			sb.append('0');
    		sb.append(nMInute);
    		sb.append(':');
    		if (nSeconf < 10)
    			sb.append('0');
    		sb.append(nSeconf);
    
    		return sb.toString();
    	}
    
    	/**
    	 * 获取时间的几点几分的字符串格式  
    	 * 
    	 * @param aDate
    	 * @return
    	 */
    	public final static String toHHmm(Date aDate) {
    		if (aDate == null)
    			return "";
    		Calendar cal = new GregorianCalendar();
    		cal.setTime(aDate);
    
    		int nHour = cal.get(Calendar.HOUR_OF_DAY);
    		int nMinute = cal.get(Calendar.MINUTE);
    
    		StringBuilder sb = new StringBuilder();
    
    		if (nHour < 10)
    			sb.append('0');
    		sb.append(nHour);
    		sb.append(":");
    
    		if (nMinute < 10)
    			sb.append('0');
    		sb.append(nMinute);
    		return sb.toString();
    	}
    
    	public static java.sql.Timestamp toTimestamp(Date theDate) {
    		if (theDate == null)
    			return null;
    		return new Timestamp(theDate.getTime());
    	}
    
    	/**
    	 * 判断当前的时小数是否在23:00---08:00内,如果在就自动commit到供应商下单  
    	 * 
    	 * @return
    	 */
    	public static boolean autoCommit() {
    		SimpleDateFormat sdf = new SimpleDateFormat("HH");
    		Date d = new Date();
    		String str = sdf.format(d);
    		int num = Integer.parseInt(str);
    		return (num >= 23 || num < 8) ? true : false;
    	}
    
    	/**
    	 * 获取当前日期的星期几  
    	 * 
    	 * @param date
    	 *                        传入时间
    	 * @return 星期几
    	 */
    	public static String getWeekOfDate(Date date) {
    		String[] weekDays = { "星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六" };
    		Calendar cal = Calendar.getInstance();
    		cal.setTime(date);
    		int w = cal.get(Calendar.DAY_OF_WEEK) - 1;
    		if (w < 0)
    			w = 0;
    		return weekDays[w];
    	}
    
        /**
    	 * 获取工作日天数
    	 * @param strStartDate
    	 * @param strEndDate
    	 * @return
    	 */
    	public static int workDays(String strStartDate, String strEndDate) {
            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
    
            Calendar cl1 = Calendar.getInstance();
            Calendar cl2 = Calendar.getInstance();
    
            try {
                cl1.setTime(df.parse(strStartDate));
                cl2.setTime(df.parse(strEndDate));
    
            } catch (ParseException e) {
                System.out.println("日期格式非法");
                e.printStackTrace();
            }
    
            int count = 0;
            while (cl1.compareTo(cl2) <= 0) {
                if (cl1.get(Calendar.DAY_OF_WEEK) != 7 && cl1.get(Calendar.DAY_OF_WEEK) != 1)
                    count++;
                cl1.add(Calendar.DAY_OF_MONTH, 1);
            }
            return count;
    
        }
    }