日期工具类

张军 5084 0

所有工具类

字符串转日期,日期转字符串,当前日期的月份,当前日期的年份,当前日期月份枚举信息,一天的开始和结束时间,获取一天,两天,三天以后的日期,获取上周 ,下周,上个月,下个月的日期,毫秒数时间戳,精确到秒,分,时,基于生日获取年龄,基于年份获取是否闰年等等。。。。


测试

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@Test
    public void 基本工具类() {
        TestUtil.printStart("测试日期工具类");
        System.out.println("日期转字符串");
        System.out.println(DateUtil.dateParse(new Date(), "yyyy年MM月dd日HH时mm分ss秒SSS毫秒p(0-6=>周日-周六)w x q季度"));
        System.out.println("字符串转日期");
        System.out.println(DateUtil.parseDate("2019-07-30"));
        System.out.println(DateUtil.parseDate("2019-07-30 10:11:12"));
        System.out.println(DateUtil.parseDate("20190730"));
        System.out.println(DateUtil.parseDate("20190730101112"));
        System.out.println(DateUtil.parseDate("2019/07/30 10:11:12"));
        System.out.println(DateUtil.parseDate("2019-07-30 10:11"));
        System.out.println(DateUtil.parseDate("2019/07/30 10:11"));
        System.out.println(DateUtil.parseDate("2019/07/30 10"));
        System.out.println(DateUtil.parseDate("2019-07-30 10"));
        System.out.println("日期相差天数");
        System.out.println("2019-02-25到2019-03-10共" + DateUtil.diffDay(DateUtil.parseDate("2019-02-25"), DateUtil.parseDate("2019-03-10")) + "天");
        System.out.println("2019-02-25加10天是" + DateUtil.dateParse(DateUtil.addDay(DateUtil.parseDate("2019-02-25"), 10), "yyyy-MM-dd"));
        System.out.println("对日期或时间相加减就不多做测试了");
        TestUtil.printEnd("测试日期工具类");
        System.out.println(DateUtil.dateParse(new Date(),"yyy-MM-ddw"));
        System.out.println(DateUtil.getDescWeekday(DateUtil.dateParse(new Date(),"w")));
    }

输出结果

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测试日期工具类------>测试开始
日期转字符串
2020年03月22日16时10分08秒064毫秒下午(0-6=>周日-周六)7 星期日 1季度
字符串转日期
Tue Jul 30 00:00:00 CST 2019
Tue Jul 30 10:11:12 CST 2019
Tue Jul 30 00:00:00 CST 2019
Tue Jul 30 10:11:12 CST 2019
Tue Jul 30 10:11:12 CST 2019
Tue Jul 30 10:11:00 CST 2019
Tue Jul 30 10:11:00 CST 2019
Tue Jul 30 10:00:00 CST 2019
Tue Jul 30 10:00:00 CST 2019
日期相差天数
2019-02-25到2019-03-10共13天
2019-02-25加10天是2019-03-07
对日期或时间相加减就不多做测试了
测试日期工具类------>测试结束
20y-03-227
星期日

工具类

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package zj.date.util;
 
import java.io.File;
import java.io.Serializable;
import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
 
import org.apache.log4j.Logger;
 
import zj.cache.util.EhCacheUtil;
import zj.common.exception.ServiceException;
import zj.date.bean.TradeDate;
import zj.io.util.FileUtil;
import zj.java.util.JavaUtil;
import zj.reflect.util.TypeUtil;
 
/**
 
 * 日期工具类
 * <p>
 * 一般,在项目中,我们会会经常使用到日期的各种方式的处理,在各个业务逻辑操作中,都需要相关的日期操作, 因此,实现项目中的日期工具类的提出,还是十分重要的,下面,就项目中常用到的日期的相关操作方式, 做了一个小的工具类,几乎包含所有的日期操作了,方便项目使用,也方便以后的复用和查询.下面见代码:
 * </p>
 
 * @version 1.00 (2014.09.15)
 * @author SHNKCS 张军 {@link <a target=_blank href="http://www.zhangjunbk.com">张军个人网站</a>&nbsp;&nbsp;&nbsp;&nbsp;<a target=_blank href="http://user.qzone.qq.com/360901061/">张军QQ空间</a>}
 
 */
public class DateUtil implements Serializable {
    private static final long serialVersionUID = 1L;
    private transient static final Logger log = Logger.getLogger(DateUtil.class);
    public static final String EHCACHE_HOLIDAY_DATE = "holidayDate";
 
    // =====================================================交易日======================================
    // DateFormat formatter = DateFormat.getDateTimeInstance(DateFormat.DEFAULT, DateFormat.DEFAULT, Locale.CHINA);
    // String value = "'" + formatter.format(new Date()) + "'";
    // System.out.println(value);
    // /**
    // * 初使化节假日数据
    // *
    // * @param conn
    // * 数据库连接
    // * @return
    // */
    // public static void cacheHoliday(Connection conn) {
    // Map<String, String> holidayMap = new HashMap<String, String>();
    // PreparedStatement psQuery = null;
    // ResultSet rs = null;
    // try {
    // String sql = "select date_format(a.c_date,'%Y%m%d') c_date,a.c_desc from dc_trade_date a where a.is_trade_date=2";
    // psQuery = conn.prepareStatement(sql);
    // rs = psQuery.executeQuery();
    // while (rs.next()) {
    // holidayMap.put(rs.getString(1), rs.getString(2));
    // }
    // EhCacheUtil.put(Constant.EHCACHE_HOLIDAY_DATE, holidayMap);
    // logger.info("缓存节假日数据成功:" + holidayMap.size());
    // } catch (Exception e) {
    // throw new ServiceException(e);
    // } finally {
    // JdbcUtil.closeDB(rs, psQuery);
    // }
    // }
    /**
     * 取交易日[不包含当前日期]
     
     * @param td
     *            参数信息
     * @return
     */
    public static final Date tradeDate(TradeDate td) {
        Map<String, String> holidayMap = EhCacheUtil.get(EHCACHE_HOLIDAY_DATE);
        if (holidayMap == null || holidayMap.size() == 0) {
            throw new ServiceException("未初使化交易日文件,请执行DateUtil.initTradeDate(file)");
        }
        /** 当前日期 **/
        Date current = td.current;
        /** 递归次数 **/
        int recursionCount = td.recursionCount;
        /** 当前日期前后,默认前 **/
        boolean beforeCurrent = td.beforeCurrent;
        /** 交易日前后,默认前 **/
        boolean beforeTradeDate = td.beforeTradeDate;
        /** 类型[默认0:天,1:周,2:月,3:季度,4:年] **/
        int type = td.type;
        // 首先取上一个日期
        if (type == 3) {
            // 加减3个月
            current = DateUtil.addMonth(current, beforeCurrent ? -3 3);
        else {
            // 加减1天
            current = DateUtil.addDay(current, beforeCurrent ? -1 1);
        }
        int addDay = beforeTradeDate ? -1 1;
        // 加一天
        while (holidayMap.containsKey(DateUtil.dateParse(current, "yyyyMMdd"))) {
            // 是否是节假日
            current = DateUtil.addDay(current, addDay);
        }
        if (recursionCount <= 1) {
            return current;
        else {
            td.current = current;
            td.recursionCount = td.recursionCount - 1;
            return tradeDate(td);
        }
    }
 
    /**
     * 是否是交易日
     
     * @param current
     *            日期
     * @return
     */
    public static final boolean isTradeDate(Date current) {
        Map<String, String> holidayMap = EhCacheUtil.get(EHCACHE_HOLIDAY_DATE);
        if (holidayMap.containsKey(DateUtil.dateParse(current, "yyyyMMdd"))) {
            return false;
        }
        return true;
    }
 
    /**
     * 初使化交易日数据
     
     * @param holidayMap
     *            交易日数据
     */
    public static final void initTradeDate(Map<String, String> holidayMap) {
        EhCacheUtil.put(EHCACHE_HOLIDAY_DATE, holidayMap);
    }
 
    /**
     * 初使化交易日数据
     
     * @param tradeDateFilePath
     *            交易日文件
     */
    public static final void initTradeDate(String tradeDateFilePath) {
        try {
            // 测试股票
            // System.out.println(DateUtil.class.getResource("/trade_dates.txt").getPath());
            // String file = "/versionManager/sources/java/zj-model/integration/tools/src/main/resources/trade_dates.txt";
            Set<String> holidays = new HashSet<String>();
            Map<String, String> holidayMap = new HashMap<String, String>();
            FileUtil.readLines(holidays, new File(tradeDateFilePath));
            for (String v : holidays) {
                String[] vs = JavaUtil.split(v, "\t");
                if (vs.length == 2) {
                    // System.out.println(vs[0] + ":" + vs[1]);
                    holidayMap.put(vs[0], vs[1]);
                }
            }
            EhCacheUtil.put(EHCACHE_HOLIDAY_DATE, holidayMap);
        catch (Exception e) {
            log.error("初使化交易日错误");
        }
    }
 
    /**
     * 取交易日
     
     * @param current
     *            日期
     * @return
     */
    @Deprecated
    public static final Date preTradeDate(Date current) {
        return preTradeDate(current, 1true);
    }
 
    /**
     * 取交易日
     
     * @param current
     *            日期
     * @return
     */
    @Deprecated
    public static final Date preTradeDate(Date current, int tDay) {
        return preTradeDate(current, tDay, true);
    }
 
    /**
     * 取交易日
     
     * @param current
     *            日期
     * @return
     */
    @Deprecated
    public static final Date preTradeDate(Date current, int tDay, boolean before) {
        Map<String, String> holidayMap = EhCacheUtil.get(EHCACHE_HOLIDAY_DATE);
        if (holidayMap == null || holidayMap.size() == 0) {
            throw new ServiceException("未初使化交易日文件,请执行DateUtil.initTradeDate(file)");
        }
        // 首先取上一个日期
        int addDay = before ? -1 1;
        current = DateUtil.addDay(current, addDay);
        // 加一天
        while (holidayMap.containsKey(DateUtil.dateParse(current, "yyyyMMdd"))) {
            // 是否是节假日
            current = DateUtil.addDay(current, addDay);
        }
        if (tDay <= 1) {
            return current;
        else {
            return preTradeDate(current, tDay - 1, before);
        }
    }
 
    /**
     * 获取交易日集合
     
     * @param sdate
     *            日期
     * @param preDays
     *            向前取多少天
     * @param diffDays
     *            相差多少天
     * @author zhangjun
     * @return
     */
    public static List<String> getTradeDates(String sdate, int preDays, int diffDays) {
        List<String> rdates = new ArrayList<String>();
        try {
            Date date = DateUtil.parseDate(sdate);
            Map<String, String> holidayDate = EhCacheUtil.get(EHCACHE_HOLIDAY_DATE);
            // 相差天数
            diffDays = diffDays <= 0 ? -1 : -(diffDays + 1);
            // 总交易日
            int totalDays = -diffDays * preDays;
            // 相隔日期
            List<String> dates = new ArrayList<String>();
            loop: while (true) {
                while (true) {
                    // 判断是否是节假日
                    if (!holidayDate.containsKey(DateUtil.dateParse(date, "yyyyMMdd"))) {
                        // 添加交易日
                        dates.add(DateUtil.dateParse(date, "yyyy-MM-dd"));
                        // 总天数减1
                        totalDays--;
                        if (totalDays <= 0) {
                            // 循环结束后-1
                            break loop;
                        }
                    }
                    date = DateUtil.addDay(date, -1);
                }
            }
            // 真实的交易日
            for (int i = 0; i < dates.size(); i = i - diffDays) {
                rdates.add(dates.get(i));
            }
            // logger.info("-------待计算的所有交易日------------\n" + dates.size() + ":" + dates);
            // logger.info("-------计算相隔后的所有交易日------------\n" + rdates.size() + ":" + rdates);
        catch (Exception e) {
            throw new ServiceException(e);
        }
        return rdates;
    }
 
    // =====================================================交易日======================================
    /**
     * 日期类型
     
     * @author zhangjun
     
     */
    public static class DateType implements Serializable {
        private static final long serialVersionUID = 1L;
        public static int DATE_TYPE_ALL = 0;
        public static int DATE_TYPE_y4 = 1;
        public static int DATE_TYPE_y4_MM = 2;
        public static int DATE_TYPE_y4_MM_dd = 3;
        public static int DATE_TYPE_y4_MM_dd_HH = 4;
        public static int DATE_TYPE_y4_MM_dd_HH_mm = 5;
        public static int DATE_TYPE_y4_MM_dd_HH_mm_ss = 6;
 
        public static int RANGE_TYPE_y = 0;
        public static int RANGE_TYPE_M = 1;
        public static int RANGE_TYPE_d = 2;
        public static int RANGE_TYPE_H = 3;
        public static int RANGE_TYPE_m = 4;
        public static int RANGE_TYPE_s = 5;
    }
 
    /**
     * 获取星期几
     
     * @param w
     *            星期标识1-7=>周一-周日
     * @return
     */
    public static final String getDescWeekday(int w) {
        switch (w) {
        case 1:
            return "星期一";
        case 2:
            return "星期二";
        case 3:
            return "星期三";
        case 4:
            return "星期四";
        case 5:
            return "星期五";
        case 6:
            return "星期六";
        case 7:
            return "星期日";
        default:
            return "";
        }
    }
 
    /**
     * 获取星期几
     
     * @param w
     *            星期标识0-6=>周日-周六
     * @return
     */
    public static final String getDescWeekday(String w) {
        return getDescWeekday(TypeUtil.Primitive.intValue(w));
    }
 
    /**
     * 字符串转日期
     
     * @param dt
     *            日期字符串
     * @return 日期对象
     */
    public static Date parseDate(String dt) {
        return parseDate(dt, DateType.DATE_TYPE_ALL);
    }
 
    /**
     * 字符串转日期
     
     * @param dt
     *            日期字符串
     * @param dateType
     *            日期类型
     * @see DateType
     * @return 日期对象
     */
    public static Date parseDate(String dt, int dateType) {
        Date rd = null;
        try {
            if (dt == null || dt == "") {
                log.warn("日期不能为:" + dt);
            else {
                boolean isFail = false;
                String _val_format = "【" + dt + "】不是一个有效的日期格式\n支持日期格式如下:\n";
                if (dateType == DateType.DATE_TYPE_y4) {
                    _val_format += "【yyyy】";
                else if (dateType == DateType.DATE_TYPE_y4_MM) {
                    _val_format += "【yyyyMM或yyyy-MM或yyyy/MM或yyyy MM】";
                else if (dateType == DateType.DATE_TYPE_y4_MM_dd) {
                    _val_format += "【yyyyMMdd或yyyy-MM-dd或yyyy/MM/dd或yyyy MM dd】";
                else if (dateType == DateType.DATE_TYPE_y4_MM_dd_HH) {
                    _val_format += "【yyyyMMddhh或yyyy-MM-dd hh或yyyy/MM/dd hh或yyyy MM dd hh】";
                else if (dateType == DateType.DATE_TYPE_y4_MM_dd_HH_mm) {
                    _val_format += "【yyyyMMddhhmm或yyyy-MM-dd hh:mm或yyyy/MM/dd hh:mm或yyyy MM dd hh:mm】";
                else if (dateType == DateType.DATE_TYPE_y4_MM_dd_HH_mm_ss) {
                    _val_format += "【yyyyMMddhhmmss或yyyy-MM-dd hh:mm:ss或yyyy/MM/dd hh:mm:ss或yyyy MM dd hh:mm:ss】";
                else {
                    dateType = DateType.DATE_TYPE_ALL;
                    _val_format += "【yyyy】";
                    _val_format += "【yyyyMM或yyyy-MM或yyyy/MM或yyyy MM】";
                    _val_format += "【yyyyMMdd或yyyy-MM-dd或yyyy/MM/dd或yyyy MM dd】";
                    _val_format += "【yyyyMMddhh或yyyy-MM-dd hh或yyyy/MM/dd hh或yyyy MM dd hh】";
                    _val_format += "【yyyyMMddhhmm或yyyy-MM-dd hh:mm或yyyy/MM/dd hh:mm或yyyy MM dd hh:mm】";
                    _val_format += "【yyyyMMddhhmmss或yyyy-MM-dd hh:mm:ss或yyyy/MM/dd hh:mm:ss或yyyy MM dd hh:mm:ss】";
                }
                String datePat = "";
                datePat = "^(\\d{4})(/|-| )(\\d{1,2})(\\2)([0-9]{1,2}) (\\d{1,2}):(\\d{1,2}):(\\d{1,2})$";
                Matcher mt = Pattern.compile(datePat).matcher(dt);
                String year = "";
                String month = "";
                String day = "";
                String hour = "";
                String minute = "";
                String second = "";
                if (mt.find()) {
                    if (dateType == DateType.DATE_TYPE_y4_MM_dd_HH_mm_ss || dateType == DateType.DATE_TYPE_ALL) {
                        year = mt.group(1);
                        month = mt.group(3);
                        day = mt.group(5);
                        hour = mt.group(6);
                        minute = mt.group(7);
                        second = mt.group(8);
                    else {
                        isFail = true;
                    }
                else {
                    datePat = "^(\\d{14})$";
                    mt = Pattern.compile(datePat).matcher(dt);
                    if (mt.find()) {
                        if (dateType == DateType.DATE_TYPE_y4_MM_dd_HH_mm_ss || dateType == DateType.DATE_TYPE_ALL) {
                            year = dt.substring(04);
                            month = dt.substring(46);
                            day = dt.substring(68);
                            hour = dt.substring(810);
                            minute = dt.substring(1012);
                            second = dt.substring(1214);
                        else {
                            isFail = true;
                        }
 
                    else {
                        datePat = "^(\\d{4})(/|-| )(\\d{1,2})(\\2)(\\d{1,2}) (\\d{1,2}):(\\d{1,2})$";
                        mt = Pattern.compile(datePat).matcher(dt);
                        if (mt.find()) {
                            if (dateType == DateType.DATE_TYPE_y4_MM_dd_HH_mm || dateType == DateType.DATE_TYPE_ALL) {
                                year = mt.group(1);
                                month = mt.group(3);
                                day = mt.group(5);
                                hour = mt.group(6);
                                minute = mt.group(7);
                                second = "0";
                            else {
                                isFail = true;
                            }
                        else {
                            datePat = "^(\\d{12})$";
                            mt = Pattern.compile(datePat).matcher(dt);
                            if (mt.find()) {
                                if (dateType == DateType.DATE_TYPE_y4_MM_dd_HH_mm || dateType == DateType.DATE_TYPE_ALL) {
                                    year = dt.substring(04);
                                    month = dt.substring(46);
                                    day = dt.substring(68);
                                    hour = dt.substring(810);
                                    minute = dt.substring(1012);
                                    second = "0";
                                else {
                                    isFail = true;
                                }
                            else {
                                datePat = "^(\\d{4})(/|-| )(\\d{1,2})(\\2)(\\d{1,2}) (\\d{1,2})$";
                                mt = Pattern.compile(datePat).matcher(dt);
                                if (mt.find()) {
                                    if (dateType == DateType.DATE_TYPE_y4_MM_dd_HH || dateType == DateType.DATE_TYPE_ALL) {
                                        year = mt.group(1);
                                        month = mt.group(3);
                                        day = mt.group(5);
                                        hour = mt.group(6);
                                        minute = "0";
                                        second = "0";
                                    else {
                                        isFail = true;
                                    }
                                else {
                                    datePat = "^(\\d{10})$";
                                    mt = Pattern.compile(datePat).matcher(dt);
                                    if (mt.find()) {
                                        if (dateType == DateType.DATE_TYPE_y4_MM_dd_HH || dateType == DateType.DATE_TYPE_ALL) {
                                            year = dt.substring(04);
                                            month = dt.substring(46);
                                            day = dt.substring(68);
                                            hour = dt.substring(810);
                                            minute = "0";
                                            second = "0";
                                        else {
                                            isFail = true;
                                        }
                                    else {
                                        datePat = "^(\\d{4})(/|-| )(\\d{1,2})(\\2)(\\d{1,2})$";
                                        mt = Pattern.compile(datePat).matcher(dt);
                                        if (mt.find()) {
                                            if (dateType == DateType.DATE_TYPE_y4_MM_dd || dateType == DateType.DATE_TYPE_ALL) {
                                                year = mt.group(1);
                                                month = mt.group(3);
                                                day = mt.group(5);
                                                hour = "0";
                                                minute = "0";
                                                second = "0";
                                            else {
                                                isFail = true;
                                            }
                                        else {
                                            datePat = "^(\\d{8})$";
                                            mt = Pattern.compile(datePat).matcher(dt);
                                            if (mt.find()) {
                                                if (dateType == DateType.DATE_TYPE_y4_MM_dd || dateType == DateType.DATE_TYPE_ALL) {
                                                    year = dt.substring(04);
                                                    month = dt.substring(46);
                                                    day = dt.substring(68);
                                                    hour = "0";
                                                    minute = "0";
                                                    second = "0";
                                                else {
                                                    isFail = true;
                                                }
                                            else {
                                                datePat = "^(\\d{4})(/|-| )(\\d{1,2})$";
                                                mt = Pattern.compile(datePat).matcher(dt);
                                                if (mt.find()) {
                                                    if (dateType == DateType.DATE_TYPE_y4_MM || dateType == DateType.DATE_TYPE_ALL) {
                                                        year = mt.group(1);
                                                        month = mt.group(3);
                                                        day = "1";
                                                        hour = "0";
                                                        minute = "0";
                                                        second = "0";
                                                    else {
                                                        isFail = true;
                                                    }
                                                else {
                                                    datePat = "^(\\d{6})$";
                                                    mt = Pattern.compile(datePat).matcher(dt);
                                                    if (mt.find()) {
                                                        if (dateType == DateType.DATE_TYPE_y4_MM || dateType == DateType.DATE_TYPE_ALL) {
                                                            year = dt.substring(04);
                                                            month = dt.substring(46);
                                                            day = "1";
                                                            hour = "0";
                                                            minute = "0";
                                                            second = "0";
                                                        else {
                                                            isFail = true;
                                                        }
                                                    else {
                                                        datePat = "^(\\d{4})$";
                                                        mt = Pattern.compile(datePat).matcher(dt);
                                                        if (mt.find()) {
                                                            if (dateType == DateType.DATE_TYPE_y4 || dateType == DateType.DATE_TYPE_ALL) {
                                                                year = mt.group(1);
                                                                month = "1";
                                                                day = "1";
                                                                hour = "0";
                                                                minute = "0";
                                                                second = "0";
                                                            else {
                                                                isFail = true;
                                                            }
                                                        else {
                                                            _val_format = "【" + dt + "】不是一个有效的日期格式";
                                                            isFail = true;
                                                        }
                                                    }
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
                if (isFail) {
                    log.warn(_val_format);
                else {
                    int iyear = Integer.parseInt(year);
                    int imonth = Integer.parseInt(month);
                    int iday = Integer.parseInt(day);
                    int ihour = Integer.parseInt(hour);
                    int iminute = Integer.parseInt(minute);
                    int isecond = Integer.parseInt(second);
                    if (iyear < 1 || iyear > 9999) {
                        _val_format = "年份必须在0001-9999之间";
                        isFail = true;
                    }
                    if (imonth < 1 || imonth > 12) {
                        _val_format = "月份必须在01-12之间";
                        isFail = true;
                    }
                    if (iday < 1 || iday > 31) {
                        _val_format = "天数必须在01-31之间";
                        isFail = true;
                    }
                    if ((imonth == 4 || imonth == 6 || imonth == 9 || imonth == 11) && iday == 31) {
                        _val_format = month + "月不能有31天!";
                        isFail = true;
                    }
                    if (imonth == 2) {
                        boolean isleap = (iyear % 4 == 0 && iyear % 100 != 0) || iyear % 400 == 0;
                        if (isleap) {
                            if (iday > 29) {
                                _val_format = "闰年[" + year + "]年的2月不能有[" + day + "]天!";
                                isFail = true;
                            }
                        else {
                            if (iday > 28) {
                                _val_format = "平年[" + year + "]年的2月不能有[" + day + "]天!";
                                isFail = true;
                            }
                        }
                    }
                    if (ihour < 0 || ihour > 23) {
                        _val_format = "小时必须在00-23之间";
                        isFail = true;
                    }
                    if (iminute < 0 || iminute > 59) {
                        _val_format = "分钟必须在00-59之间";
                        isFail = true;
                    }
                    if (isecond < 0 || isecond > 59) {
                        _val_format = "秒钟必须在00-59之间";
                        isFail = true;
                    }
                    if (isFail) {
                        log.warn(_val_format);
                    else {
                        // //("调试字符串如下【开始】\n" + sb.toString() + "\n调试字符串如下【结束】");
                        Calendar calendar = Calendar.getInstance();
                        calendar.setTimeInMillis(0);
                        calendar.set(iyear, imonth - 1, iday, ihour, iminute, isecond);
                        rd = calendar.getTime();
                    }
                }
            }
        catch (Exception e) {
            rd = null;
            log.error(e.getMessage());
        }
        return rd;
    }
 
    /**
     * 日期解析字符串
     
     * @param odt
     *            日期对象
     * @return 返回格式化后的日期字符串,如果出错返回当前日期对象
     */
    public static String dateParse(Object odt) {
        return dateParse(odt, null);
    }
 
    /**
     * 日期解析字符串
     
     * @param odt
     *            日期对象
     * @param partten
     *            日期格式
     *            <p>
     *            yyyy年MM月dd日HH时mm分ss秒SSS毫秒p(1-7=>周一-周日)w x q季度
     *            </p>
     * @return 返回格式化后的日期字符串,如果出错返回当前日期对象
     */
    public static String dateParse(Object odt, String partten) {
        try {
            if (odt == null)
                return "";
            Date dt = null;
            if (odt instanceof Date) {
                dt = (Date) odt;
            else if (odt instanceof Timestamp) {
                Timestamp ts = (Timestamp) odt;
                dt = new Date(ts.getTime());
            else if (odt instanceof Calendar) {
                Calendar cal = (Calendar) odt;
                dt = cal.getTime();
            else if (odt instanceof String) {
                dt = parseDate(String.valueOf(odt));
                if (dt == null) {
                    log.error("无效的日期:" + odt);
                    return "";
                }
            else {
                log.error("无效的日期:" + odt);
                return String.valueOf(odt);
            }
            return getParseDt(dt, partten);
        catch (Exception e) {
            log.error(e.getMessage());
            return String.valueOf(odt);
        }
    }



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