package com.momo.util;
import java.io.Serializable;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
/**
* @company:hrj
* @author:章小飞
* @since:2007-12-31
* @description:该类为时间处理工具类,主要完成时间的秒数转换、字符串转换
*/
@SuppressWarnings("serial")
public class SysDateFormat implements Serializable{
/**
* 获得当前时间对格林威治标准时间 1970 年 1 月 1 日的 00:00:00.000(格里高利历)的偏移量秒数
*/
public static int getCurrentSecond(){
GregorianCalendar gCalendar=new GregorianCalendar();//格里高利历
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 获得当天0点0分的标准格林威治时间(秒)
* @return
*/
public static int getCurrentDaySecond(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 获得当天0点0分的标准格林威治时间(毫秒)
* @return
*/
public static long getCurrentDayStartMilli(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return gCalendar.getTimeInMillis();
}
/**
* 获得当月1日0点0分标准格林威治时间
* @return
*/
public static int getCurrentMonthSecond(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.set(Calendar.DATE, 1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 获得当季度1日0点0分标准格林威治时间
* @return
*/
public static int getCurrentSeasonSecond(){
String str=SysDateFormat.getDateStringAllFromSeconds(getCurrentDaySecond());
str=str.substring(5,7);
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis((long)getCurrentDaySecond()*1000);
if(str.equals("01")||str.equals("02")||str.equals("03")){
gCalendar.set(GregorianCalendar.MONTH, GregorianCalendar.JANUARY);
}else if(str.equals("04")||str.equals("05")||str.equals("06")){
gCalendar.set(GregorianCalendar.MONTH, GregorianCalendar.JUNE);
}else if(str.equals("07")||str.equals("08")||str.equals("09")){
gCalendar.set(GregorianCalendar.MONTH, GregorianCalendar.JULY);
}else if(str.equals("10")||str.equals("11")||str.equals("12")){
gCalendar.set(GregorianCalendar.MONTH, GregorianCalendar.OCTOBER);
}
gCalendar.set(GregorianCalendar.DAY_OF_MONTH, 1);
gCalendar.set(GregorianCalendar.HOUR_OF_DAY, 12);
gCalendar.set(GregorianCalendar.MINUTE, 0);
gCalendar.set(GregorianCalendar.SECOND, 0);
gCalendar.set(GregorianCalendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 获得当年1月1日0点0分的标准格林威治时间
* @return
*/
public static int getCurrentYearSecond(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.set(Calendar.MONTH, 0);
gCalendar.set(Calendar.DATE, 1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 获得当前日期前一天0时0分的标准格林威治时间
* @return
*/
public static int getLastDaySecond(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.add(Calendar.DATE, -1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 获得当前日期下一天0时0分的标准格林威治时间(秒)
* @return
*/
public static int getNextDaySecond(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.add(Calendar.DATE, 1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 获得当前日期下一天0时0分的标准格林威治时间(毫秒)
* @return
*/
public static long getNextDayStartMilli(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.add(Calendar.DATE, 1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return gCalendar.getTimeInMillis();
}
/**
* 获得当前月份前一个月1号0时0分的标准格林威治时间
* @return
*/
public static int getLastMonthSecond(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.add(Calendar.MONTH, -1);
gCalendar.set(Calendar.DATE, 1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 获得当前月份下一个月1号0时0分的标准格林威治时间
* @return
*/
public static int getNextMonthSecond(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.add(Calendar.MONTH, 1);
gCalendar.set(Calendar.DATE, 1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 获得当前年份上一年1月1日的0时0分标准格林威治时间
* @return
*/
public static int getLastYearSecond(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.add(Calendar.YEAR, -1);
gCalendar.set(Calendar.MONTH, 0);
gCalendar.set(Calendar.DATE, 1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 获得当前年份下一年1月1日0时0分你的标准格林威治时间
* @return
*/
public static int getNextYesrSecond(){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.add(Calendar.YEAR, 1);
gCalendar.set(Calendar.MONTH, 0);
gCalendar.set(Calendar.DATE, 1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 从一个指定的秒数获得所在天的起始时间点(秒)
* @param second
* @return
*/
public static int getDayStartSecondFromInt(int second){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis((long)second*1000);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 从一个指定的秒数获得所在天的下一天起始时间点(秒)
* @param second
* @return
*/
public static int getNextDayStartSecondFromInt(int second){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis((long)second*1000);
gCalendar.add(Calendar.DATE, 1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 从一个指定的秒数获得所在天的前一天起始时间点(秒)
* @param second
* @return
*/
public static int getLastDayStartSecondFromInt(int second){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis((long)second*1000);
gCalendar.add(Calendar.DATE, -1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
/**
* 从一个指定的秒数获得所在天的前一天起始时间点(毫秒)
* @param milli
* @return
*/
public static long getLastDayStartMilliFromInt(long milli){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis(milli);
gCalendar.add(Calendar.DATE, -1);
gCalendar.set(Calendar.HOUR, 0);
gCalendar.set(Calendar.MINUTE,0);
gCalendar.set(Calendar.SECOND, 0);
gCalendar.set(Calendar.MILLISECOND, 0);
return gCalendar.getTimeInMillis();
}
//获得当前日期的字符串表示
public static String getCurrentDateString(){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd");
GregorianCalendar gCalendar=new GregorianCalendar();
return sFormat.format(gCalendar.getTime());
}
//获得当前日期的完整字符串表示
public static String getCurrentDateStringAll(){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
GregorianCalendar gCalendar=new GregorianCalendar();
return sFormat.format(gCalendar.getTime());
}
//获得当前时间的字符串表示
public static String getCurrentTime(){
SimpleDateFormat sFormat=new SimpleDateFormat("kk:mm:ss");
GregorianCalendar gCalendar=new GregorianCalendar();
return sFormat.format(gCalendar.getTime());
}
//获得当前日期前一天的字符串表示
public static String getYesterdayTimeString(){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd");
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.add(Calendar.DATE, -1);
return sFormat.format(gCalendar.getTime());
}
//获得指定日期字符串的毫秒数
public static long getMilliFromString(String dateStr){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
GregorianCalendar gCalendar=new GregorianCalendar();
try {
Date date=sFormat.parse(dateStr);
gCalendar.setTime(date);
} catch (ParseException e) {
e.printStackTrace();
}
return gCalendar.getTimeInMillis();
}
//获得指定数值的日期字符串表示……毫秒
public static String getDateStringFromMilliSeconds(long minSeconds){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd");
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis(minSeconds);
return sFormat.format(gCalendar.getTime());
}
//获得指定数值的日期字符串全表示……毫秒
public static String getDateStringAllFromMilliSeconds(long minSeconds){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis(minSeconds);
return sFormat.format(gCalendar.getTime());
}
//获得指定数值的日期字符串表示……秒
public static String getDateStringFromSeconds(long seconds){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd");
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis(seconds*1000);
return sFormat.format(gCalendar.getTime());
}
//获得指定数值的日期字符串全表示……秒
public static String getDateStringAllFromSeconds(long seconds){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis(seconds*1000);
return sFormat.format(gCalendar.getTime());
}
//获得指定日期字符串的日期(当天起始点0时0分0秒)……秒
public static int getStartSecondFromStr(String dateStr){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd");
GregorianCalendar gCalendar=new GregorianCalendar();
int result=0;
try {
Date date=sFormat.parse(dateStr);
gCalendar.setTime(date);
gCalendar.set(GregorianCalendar.HOUR_OF_DAY, 0);
gCalendar.set(GregorianCalendar.MINUTE, 0);
gCalendar.set(GregorianCalendar.SECOND, 0);
result=(int)(gCalendar.getTimeInMillis()/1000);
} catch (ParseException e) {
e.printStackTrace();
}
return result;
}
// 获得指定日期字符串的日期(当天起始点0时0分0秒)……毫秒
public static long getStartMillisFromStr(String dateStr){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd");
GregorianCalendar gCalendar=new GregorianCalendar();
long result=0;
try {
Date date=sFormat.parse(dateStr);
gCalendar.setTime(date);
gCalendar.set(GregorianCalendar.HOUR_OF_DAY, 0);
gCalendar.set(GregorianCalendar.MINUTE, 0);
gCalendar.set(GregorianCalendar.SECOND, 0);
result=gCalendar.getTimeInMillis();
} catch (ParseException e) {
e.printStackTrace();
}
return result;
}
//获得指定日期字符串的日期(当天中午12点0分0秒)……秒
public static int getMiddleSecondFromStr(String dateStr){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd");
GregorianCalendar gCalendar=new GregorianCalendar();
int result=0;
try {
Date date=sFormat.parse(dateStr);
gCalendar.setTime(date);
gCalendar.set(GregorianCalendar.HOUR_OF_DAY, 12);
gCalendar.set(GregorianCalendar.MINUTE, 0);
gCalendar.set(GregorianCalendar.SECOND, 0);
result=(int)(gCalendar.getTimeInMillis()/1000);
} catch (ParseException e) {
e.printStackTrace();
}
return result;
}
//获得指定日期字符串的日期(当天最后点23时59分59秒)……秒
public static int getEndSecondFromStr(String dateStr){
SimpleDateFormat sFormat=new SimpleDateFormat("yyyy-MM-dd");
GregorianCalendar gCalendar=new GregorianCalendar();
int result=0;
try {
Date date=sFormat.parse(dateStr);
gCalendar.setTime(date);
gCalendar.set(GregorianCalendar.HOUR_OF_DAY, 23);
gCalendar.set(GregorianCalendar.MINUTE, 59);
gCalendar.set(GregorianCalendar.SECOND, 59);
result=(int)(gCalendar.getTimeInMillis()/1000);
} catch (ParseException e) {
e.printStackTrace();
}
return result;
}
//获得指定日期(秒)所在月份第一天中午12点的秒数
public static int getStartDayOfMonthFromSecond(long seconds){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis(seconds*1000);
gCalendar.set(GregorianCalendar.DAY_OF_MONTH, 1);
gCalendar.set(GregorianCalendar.HOUR_OF_DAY, 12);
gCalendar.set(GregorianCalendar.MINUTE, 0);
gCalendar.set(GregorianCalendar.SECOND, 0);
gCalendar.set(GregorianCalendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
//获得指定日期(秒)所在季度第一天中午12点的秒数
public static int getStartDayOfSeasonFromSecond(long seconds){
String str=SysDateFormat.getDateStringAllFromSeconds(seconds);
str=str.substring(5,7);
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis(seconds*1000);
if(str.equals("01")||str.equals("02")||str.equals("03")){
gCalendar.set(GregorianCalendar.MONTH, GregorianCalendar.JANUARY);
}else if(str.equals("04")||str.equals("05")||str.equals("06")){
gCalendar.set(GregorianCalendar.MONTH, GregorianCalendar.JUNE);
}else if(str.equals("07")||str.equals("08")||str.equals("09")){
gCalendar.set(GregorianCalendar.MONTH, GregorianCalendar.JULY);
}else if(str.equals("10")||str.equals("11")||str.equals("12")){
gCalendar.set(GregorianCalendar.MONTH, GregorianCalendar.OCTOBER);
}
gCalendar.set(GregorianCalendar.DAY_OF_MONTH, 1);
gCalendar.set(GregorianCalendar.HOUR_OF_DAY, 12);
gCalendar.set(GregorianCalendar.MINUTE, 0);
gCalendar.set(GregorianCalendar.SECOND, 0);
gCalendar.set(GregorianCalendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
//获得指定日期(秒)所在年份第一天中午12点的秒数
public static int getStartDayOfYearFromSecond(long seconds){
GregorianCalendar gCalendar=new GregorianCalendar();
gCalendar.setTimeInMillis(seconds*1000);
gCalendar.set(GregorianCalendar.DAY_OF_YEAR, 1);
gCalendar.set(GregorianCalendar.HOUR_OF_DAY, 12);
gCalendar.set(GregorianCalendar.MINUTE, 0);
gCalendar.set(GregorianCalendar.SECOND, 0);
gCalendar.set(GregorianCalendar.MILLISECOND, 0);
return (int) (gCalendar.getTimeInMillis()/1000);
}
public static void main(String[] args){
int timeInt=1199142900;
System.out.println(SysDateFormat.getDateStringAllFromSeconds(timeInt));
int time=getDayStartSecondFromInt(timeInt);
String str=SysDateFormat.getDateStringAllFromSeconds(time);
System.out.println(str);
int time2=getNextDayStartSecondFromInt(timeInt);
String str2=SysDateFormat.getDateStringAllFromSeconds(time2);
System.out.println(str2);
}
}
摘自 江湖Ext