SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd"); String dateString = format.format(日期); //日期转string Date sDate = format.parse(dateString); Calendar cal = Calendar.getInstance(); cal.setTime(sDate); //增加7天 cal.add(Calendar.DAY_OF_MON…

 1.获取当前日期: package com.infomorrow.dao; import java.sql.Timestamp; import java.util.Calendar; import java.util.TimeZone; import org.junit.Test; public class test_date { @Test public void test(){ Timestamp today = new Timestamp(Calendar.getInstance(Tim…

场景:根据起止日期获取中间的日期: 根据日期获取当前日期的星期 根据日期日期获取日期 /** * 获取日期间日期 * @param start * @param end * @return */ private static List<Date> getBetweenDates(Date start, Date end) { List<Date> result = new ArrayList<>(); Calendar tempStart = Calendar.getI…

import java.util.Calendar; public class Main {  public static void main(String[] args) {    Calendar cal = Calendar.getInstance();    int day = cal.get(Calendar.DATE);    int month = cal.get(Calendar.MONTH) + 1;    int year = cal.get(Calendar.YEAR); …

String y1 = "2016-02";// 开始时间 String y2 = "2019-12";// 结束时间 try { Date startDate = new SimpleDateFormat("yyyy-MM").parse(y1); Date endDate = new SimpleDateFormat("yyyy-MM").parse(y2); Calendar calendar = Calendar.ge…

/** * java获取 当月所有的日期集合 * @return */public static List<Date> getDayListOfMonth() { List list = new ArrayList(); Calendar aCalendar = Calendar.getInstance(Locale.CHINA); int year = aCalendar.get(Calendar.YEAR);//年份 int month = aCalendar.get(Calendar.M…

String today = "2013-01-14"; SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd"); Date date = null; try { date = format.parse(today); } catch (ParseException e) { // TODO Auto-generated catch block e.printStackTrace(); } Calen…

原文地址:http://bdcwl.blog.163.com/blog/static/765222652009104171521/ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); Date date = sdf.parse("2009-11-04");//String-->Date String sdate = sdf.format(date );// Data-->String Ti…

格式化日期 String-->Date  或者 Data-->String SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");    Date  date = sdf.parse("2009-11-04");//String-->Date String  sdate  = sdf.format(date );// Data-->String ==================…

Date date=new Date();//取时间 Calendar calendar = new GregorianCalendar(); calendar.setTime(date); calendar.add(calendar.DATE,1);//把日期往后增加一天.整数往后推,负数往前移动 date=calendar.getTime(); //这个时间就是日期往后推一天的结果 SimpleDateFormat formatter = new SimpleDateFormat("yyyy…