Date工具类-开始时间-结束时间

import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;

/**

Date工具类
*/
public class Dateutil {

/**
- 当天的开始时间
- @return
  /
  public static long startOfTodDay() {
  Calendar calendar = Calendar.getInstance();
  calendar.set(Calendar.HOUR_OF_DAY, 0);
  calendar.set(Calendar.MINUTE, 0);
  calendar.set(Calendar.SECOND, 0);
  calendar.set(Calendar.MILLISECOND, 0);
  Date date=calendar.getTime();
  return date.getTime();
  }
  /*
- 当天的结束时间
- @return
  /
  public static long endOfTodDay() {
  Calendar calendar = Calendar.getInstance();
  calendar.set(Calendar.HOUR_OF_DAY, 23);
  calendar.set(Calendar.MINUTE, 59);
  calendar.set(Calendar.SECOND, 59);
  calendar.set(Calendar.MILLISECOND, 999);
  Date date=calendar.getTime();
  return date.getTime();
  }
  /*
- 昨天的开始时间
- @return
  /
  public static long startOfyesterday() {
  Calendar calendar = Calendar.getInstance();
  calendar.set(Calendar.HOUR_OF_DAY, 0);
  calendar.set(Calendar.MINUTE, 0);
  calendar.set(Calendar.SECOND, 0);
  calendar.add(Calendar.DATE, -1);
  calendar.set(Calendar.MILLISECOND, 0);
  Date date=calendar.getTime();
  return date.getTime();
  }
  /*
- 昨天的结束时间
- @return
  */
  public static long endOfyesterday() {
  Calendar calendar = Calendar.getInstance();
  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, -1);
  Date date=calendar.getTime();
  return date.getTime();
  }
/**
- 功能：获取上周的开始时间
  */
  public static long startOfLastWeek() {// 当周开始时间
  return startOfThisWeek() - 7 * 24 * 60 * 60 * 1000;
  }
/**
- 功能：获取上周的结束时间
  */
  public static long endOfLastWeek() {// 当周开始时间
  return endOfThisWeek() - 7 * 24 * 60 * 60 * 1000;
  }
/**
- 功能：获取本周的开始时间示例：2013-05-13 00:00:00
  */
  public static long startOfThisWeek() {// 当周开始时间
  Calendar currentDate = Calendar.getInstance();
  currentDate.setFirstDayOfWeek(Calendar.MONDAY);
  currentDate.set(Calendar.HOUR_OF_DAY, 0);
  currentDate.set(Calendar.MINUTE, 0);
  currentDate.set(Calendar.SECOND, 0);
  currentDate.set(Calendar.MILLISECOND, 0);
  currentDate.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
  Date date=currentDate.getTime();
  return date.getTime();
  }
/**
- 功能：获取本周的结束时间示例：2013-05-19 23:59:59
  */
  public static long endOfThisWeek() {// 当周结束时间
  Calendar currentDate = Calendar.getInstance();
  currentDate.setFirstDayOfWeek(Calendar.MONDAY);
  currentDate.set(Calendar.HOUR_OF_DAY, 23);
  currentDate.set(Calendar.MINUTE, 59);
  currentDate.set(Calendar.SECOND, 59);
  currentDate.set(Calendar.MILLISECOND, 999);
  currentDate.set(Calendar.DAY_OF_WEEK, Calendar.SUNDAY);
  Date date=currentDate.getTime();
  return date.getTime();
  }
/**
- 功能：获取本月的开始时间
  */
  public static long startOfThisMonth() {// 当周开始时间
  Calendar currentDate = Calendar.getInstance();
  currentDate.set(Calendar.HOUR_OF_DAY, 0);
  currentDate.set(Calendar.MINUTE, 0);
  currentDate.set(Calendar.SECOND, 0);
  currentDate.set(Calendar.MILLISECOND, 0);
  currentDate.set(Calendar.DAY_OF_MONTH, 1);
  Date date=currentDate.getTime();
  return date.getTime();
  }
public static long endOfThisMonth() {
Calendar cal = Calendar.getInstance();
cal.set(Calendar.DAY_OF_MONTH, 1);
cal.set(Calendar.HOUR_OF_DAY, 23);
cal.set(Calendar.MINUTE, 59);
cal.set(Calendar.SECOND, 59);
cal.set(Calendar.MILLISECOND, 999);
cal.add(Calendar.MONTH, 1);
cal.add(Calendar.DATE, -1);
Date date=cal.getTime();
return date.getTime();
}

/**
- 功能：获取上月的开始时间
  /
  public static long startOfLastMonth() {// 当周开始时间
  Calendar currentDate = Calendar.getInstance();
  currentDate.set(Calendar.HOUR_OF_DAY, 0);
  currentDate.set(Calendar.MINUTE, 0);
  currentDate.set(Calendar.SECOND, 0);
  currentDate.set(Calendar.MILLISECOND, 0);
  currentDate.set(Calendar.DAY_OF_MONTH, 1);
  currentDate.add(Calendar.MONTH, -1);
  Date date=currentDate.getTime();
  return date.getTime();
  }
  /*
- 功能：获取上月的结束时间
  */
  public static long endOfLastMonth() {
  Calendar cal = Calendar.getInstance();
  cal.set(Calendar.DAY_OF_MONTH, 1);
  cal.set(Calendar.HOUR_OF_DAY, 23);
  cal.set(Calendar.MINUTE, 59);
  cal.set(Calendar.SECOND, 59);
  cal.set(Calendar.MILLISECOND, 999);
  cal.add(Calendar.DATE, -1);
  Date date=cal.getTime();
  return date.getTime();
  }
/**
- 根据long返回year
- @param milliseconds
- @return
  */
  public static Object[] theYearOfTime(long milliseconds){
  Calendar cal = Calendar.getInstance();
  Date date=cal.getTime();
  int thisYear=date.getYear()+1900;
  cal.setTimeInMillis(milliseconds);
  date=cal.getTime();
  int regirsterYear=date.getYear()+1900;
  if(regirsterYear<thisYear){
  List yearL=new ArrayList();
  for(int i=regirsterYear;i<=thisYear;i++){
  yearL.add(i);
  }
  return yearL.toArray();
  }else{
  return new Object[]{thisYear};
  }
}

/**
- 功能：获取本年的开始时间
  /
  public static long startOfTheYear(int year) {// 当周开始时间
  Calendar currentDate = Calendar.getInstance();
  currentDate.set(Calendar.YEAR, year);
  currentDate.set(Calendar.MONTH, 0);
  currentDate.set(Calendar.HOUR_OF_DAY, 0);
  currentDate.set(Calendar.MINUTE, 0);
  currentDate.set(Calendar.SECOND, 0);
  currentDate.set(Calendar.MILLISECOND, 0);
  currentDate.set(Calendar.DAY_OF_MONTH, 1);
  Date date=currentDate.getTime();
  return date.getTime();
  }
  /*
- 功能：获取本年的开始时间
  */
  public static long endOfTheYear(int year) {
  Calendar cal = Calendar.getInstance();
  cal.set(Calendar.YEAR, year);
  cal.set(Calendar.MONTH,11);
  cal.set(Calendar.DAY_OF_MONTH, 31);
  cal.set(Calendar.HOUR_OF_DAY, 23);
  cal.set(Calendar.MINUTE, 59);
  cal.set(Calendar.SECOND, 59);
  cal.set(Calendar.MILLISECOND, 999);
  Date date=cal.getTime();
  return date.getTime();
  }
  }

Date工具类-开始时间-结束时间

猜你喜欢