package com.demo.util;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
public class DateUtils {
/**
* <p>Des: 只包含年月日的时间格式
*/
public static final String DEFAULT_DATE_FORMAT = "yyyy-MM-dd";
/**
* <p>Des: 包含年月日带时、分、秒的时间格式，时间为24小时制的
*/
public static final String DEFAULT_TIME_FORMAT = "yyyy-MM-dd HH:mm:ss";
/**
* <p>Des: 包含年月日带时、分的时间格式，时间为24小时制的
*/
public static final String DEFAULT_TIME_NO_SCE_FORMAT = "yyyy-MM-dd HH:mm";
/**
* <p>Des: 只包含时、分、秒的时间格式，时间为24小时制的
*/
public static final String TIME_NO_YMD_FORMAT = "HH:mm:ss";
/**计算2个日期间的天数*/
public static int betweenDayOfDay(String time1,String time2){
int day = 0;
Date date1 = parseToDate(time1,"yyyy-MM-dd");
Date date2 = parseToDate(time2,"yyyy-MM-dd");
long timediff = date1.getTime()-date2.getTime();
day = Integer.valueOf(String.valueOf(timediff/3600000/24));
return day;
}
/**
*
* @author 占翔
* @description 将格式为yyyy/MM/dd格式的字符串转换为yyyy-MM-dd
* @param str
* @return
* @modified
*/
public static String formatToStr(String str){
String[] split_str = str.split("/");
String year = split_str[0];
String month = Integer.valueOf(split_str[1])<10 && !split_str[1].contains("0")?"0"+split_str[1]:split_str[1];
String days = Integer.valueOf(split_str[2])<10 && !split_str[2].contains("0")?"0"+split_str[2]:split_str[2];
return year + "-" + month + "-" + days;
}
/**
*
* <p>Description 将date换化为yyyy-MM-dd格式的字符串</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-2 下午02:39:30
* @version 1.0
*
* @modified records:
*/
public static String formatToDate(Date date) {
SimpleDateFormat formater = new SimpleDateFormat(DEFAULT_DATE_FORMAT);
return formater.format(date);
}
/**
*
* <p>Description 将date换化为yyyy-MM-dd HH:mm:ss格式的字符串</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-2 下午02:46:35
* @version 1.0
*
* @modified records:
*/
public static String formatToTimestamp(Date date) {
SimpleDateFormat formater = new SimpleDateFormat(DEFAULT_TIME_FORMAT);
return formater.format(date);
}
/**
*
* <p>Description 将date换化为HH:mm:ss格式的字符串</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-2 下午02:46:39
* @version 1.0
*
* @modified records:
*/
public static String formatToTime(Date date) {
SimpleDateFormat formater = new SimpleDateFormat(TIME_NO_YMD_FORMAT);
return formater.format(date);
}
/**
*
* @author 占翔
* @description 将date换化为yyyy-MM-dd HH:mm
* @param date
* @return
* @modified
*/
public static String formatToTimeNosce(String date){
Date thedate = DateUtils.parseToDate(date, "yyyy-MM-dd");
SimpleDateFormat formater = new SimpleDateFormat(DEFAULT_TIME_NO_SCE_FORMAT);
return formater.format(thedate);
}
/**
*
* <p>Description 将date换化为用户指定的格式</p>
* <p>Copyright Copyright(c)2007</p>
* @param pattern 日期格式
* @param date 日期
* @create time: 2007-3-2 下午02:47:42
* @version 1.0
*
* @modified records:
*/
public static String formatDate(Date date,String pattern) {
SimpleDateFormat formater = new SimpleDateFormat(pattern);
return formater.format(date);
}
/**
*
* <p>Description 将指定格式的字符串转化为日期类型</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-2 下午03:07:49
* @version 1.0
*
* @modified records:
*/
public static Date parseToDate(String date, String pattern) {
SimpleDateFormat formater = new SimpleDateFormat(pattern);
try {
return formater.parse(date);
} catch (ParseException e) {
e.printStackTrace();
return null;
}
}
/**
*
* <p>Description 将传入的日期加一天</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-2 下午03:38:49
* @version 1.0
* @param Date 被加的时间对象
* @modified records:
*/
public static Date nextDay(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.add(Calendar.DAY_OF_YEAR, 1);
return calendar.getTime();
}
/**
*
* <p>Description 将传入的日期减一天</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-2 下午04:36:40
* @version 1.0
* @param Date 被减的时间对象
* @modified records:
*/
public static Date forwardDay(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.add(Calendar.DAY_OF_YEAR, -1);
return calendar.getTime();
}
/**
*
* <p>Description 将传入的日期加指定的天数</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-2 下午04:04:15
* @version 1.0
* @param Date 被加的时间对象
* @param size 增加的天数
* @modified records:
*/
public static Date addDay(Date date, int size) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.add(Calendar.DAY_OF_YEAR, size);
return calendar.getTime();
}
/**
* <p>Description 将传入的字符串格式的日期增加指定的天，返回减后的字符串格式的日期
* 字符串日期格式必需为:yyyy-MM-dd</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-5 上午09:34:03
* @version 1.0
*
* @modified records:
*/
public static String addDay(String date, int size) {
Date d = parseToDate(date,DEFAULT_DATE_FORMAT);
Calendar calendar = Calendar.getInstance();
calendar.setTime(d);
calendar.add(Calendar.DAY_OF_YEAR, size);
d = calendar.getTime();
return formatToDate(d);
}
/**
* <p>Description 将传入的字符串格式的日期增加指定的天，返回减后的字符串格式的日期
* 字符串日期格式为用户指定</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-5 上午09:43:00
* @version 1.0
*
* @modified records:
*/
public static String addDay(String date, int size, String pattern) {
Date d = parseToDate(date,pattern);
Calendar calendar = Calendar.getInstance();
calendar.setTime(d);
calendar.add(Calendar.DAY_OF_YEAR, size);
d = calendar.getTime();
return formatDate(d,pattern);
}
/**
*
* <p>Description 将传入的日期加指定的天数</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-2 下午04:33:58
* @version 1.0
* @param Date 被减的时间对象
* @param size 减去的天数
* @modified records:
*/
public static Date reduceDay(Date date, int size) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.add(Calendar.DAY_OF_YEAR, -size);
return calendar.getTime();
}
/**
*
* <p>
* Description 将传入的字符串格式的日期减去指定的天，返回减后的字符串格式的日期
* 字符串日期格式必需为:yyyy-MM-dd
* </p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-2 下午04:36:40
* @version 1.0
* @param Date 被减的时间对象
* @modified records:
*/
public static String reduceDay(String date,int size) {
Date d = parseToDate(date,DEFAULT_DATE_FORMAT);
Calendar calendar = Calendar.getInstance();
calendar.setTime(d);
calendar.add(Calendar.DAY_OF_YEAR, -size);
return formatToDate(calendar.getTime());
}
/**
*
* <p>Description 将传入的字符串格式的日期减一天，返回减后的字符串格式的日期
* 字符串日期格式为自己定义</p>
* <p>Copyright Copyright(c)2007</p>
* @create time: 2007-3-2 下午05:13:14
* @version 1.0
*
* @modified records:
*/
public static String reduceDay(String date,int size,String pattern) {
Date d = parseToDate(date,pattern);
Calendar calendar = Calendar.getInstance();
calendar.setTime(d);
calendar.add(Calendar.DAY_OF_YEAR, -size);
return formatDate(calendar.getTime(),pattern);
}
/**
*
* <p>Description 将传入的日期加指定的月数</
基于ajax Struts+Hibernate+Spring 权限管理.
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基于ajax Struts+Hibernate+Spring 权限管理. （348个子文件） 
55.bmp 2.25MB close.bmp 1014B open.bmp 950B AllFold.bmp 822B
DateUtils.class 11KB RequestUtils.class 8KB UserlistAction.class 6KB DAO.class 6KB DeptlistAction.class 6KB UtilHQLString.class 6KB PageUtilTag_f.class 4KB MenuButton.class 4KB RolelistAction.class 4KB LoginAction.class 3KB UserService.class 2KB DbUtil.class 2KB AbstractVUserDept.class 2KB AbstractSUser.class 2KB Acceptregister.class 2KB AbstractMenu.class 2KB AffixInfo.class 2KB DAO$2.class 2KB DAO$1.class 2KB DeptService.class 2KB AbstractDept.class 2KB SetEncodeFilter.class 2KB AllTest.class 2KB DAO$3.class 2KB RoleService.class 1KB RoleDAO.class 1KB DAO$4.class 1KB DAO$5.class 1KB DAO$6.class 1KB DAO$7.class 1KB UserDAO.class 1KB DAOInterface.class 1KB empDAO.class 1KB AbstractRole.class 1KB AbstractUserRole.class 979B AbstractRoleMenu.class 979B UserServiceInterface.class 848B Menu.class 772B SayHello.class 661B Dept.class 612B DeptServiceInterface.class 566B Role.class 520B RoleServiceInterface.class 498B VUserDept.class 429B RoleMenu.class 425B UserRole.class 425B SUser.class 413B .classpath 7KB haoyide.css 10KB Net_manage.css 6KB Platform_manage.css 6KB CRM.css 6KB niceforms-default.css 4KB manage.css 2KB Financial_center.css 2KB haoyide_index.css 2KB css.css 2KB Scroll.css 1KB dtree.css 795B putsite.css 675B firm.css 327B user.css 327B cms20081212.dmp 26KB cms20081212.dmp 26KB Entries 2KB Entries 1017B Entries 857B Entries 568B Entries 222B
未命名.gif 904KB life.gif 80KB shoubut_03.gif 35KB rjqy.gif 35KB login004.gif 15KB sofe.gif 13KB login003.gif 7KB login005.gif 6KB yide_logo.gif 4KB right.gif 3KB error.gif 3KB 007.gif 2KB login002.gif 2KB login008.gif 1KB ico_13.gif 1KB globe.gif 1KB trash.gif 1KB question.gif 1KB base.gif 1KB root.gif 1KB nolines_plus.gif 870B nolines_minus.gif 861B anipoint.gif 823B musicfolder.gif 633B imgfolder.gif 622B page.gif 582B login006.gif 502B共 348 条
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