getdate.java

毕业设计源代码

package JXC.util; 

/**
 * Title:       处理日前的类
 * Description:
 * Copyright:    Copyright (c) 2003
 * Company:      torch
 * @author:		 wind
 * @version 1.0
 */

import java.util.*; 
import java.text.*; 

public class GetDate { 

	public GetDate(){}
	
	public static Date getNowDate() { 
		Date currentTime = new Date(); 
		SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); 
		String dateString=formatter.format(currentTime); 
		ParsePosition pos = new ParsePosition(8); 
		Date currentTime_2 = formatter.parse(dateString, pos); 
		return currentTime_2; 
	}
	public static Date getNowDateShort() { 
		Date currentTime = new Date(); 
		SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd"); 
		String dateString=formatter.format(currentTime); 
		ParsePosition pos = new ParsePosition(8); 
		Date currentTime_2 = formatter.parse(dateString, pos); 
		return currentTime_2; 
	}
	public static String getStringDate(){
		Date currentTime = new Date(); 
		SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
		String dateString = formatter.format(currentTime);
		return dateString;
	}
	public static String getStringDateShort(){
		Date currentTime = new Date(); 
		SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
		String dateString = formatter.format(currentTime);
		return dateString;
	}
	public static Date strToDate(String strDate){
		SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
		ParsePosition pos=new ParsePosition(0); 
		Date strtodate=formatter.parse(strDate,pos);
		return strtodate;
	}
	public static String dateToStr(java.util.Date dateDate){
		SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
		String dateString = formatter.format(dateDate);
		return dateString;	
	}
	public static Date strToBirthday(String strDate){
		SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
		ParsePosition pos=new ParsePosition(0); 
		Date strtodate=formatter.parse(strDate,pos);
		return strtodate;
	}
	public static Date getNow(){
		Date currentTime = new Date(); 
		return currentTime;
	}
	public static long getS(String strDate){
		SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
		ParsePosition pos=new ParsePosition(0); 
		Date strtodate=formatter.parse(strDate,pos);
		return strtodate.getTime();
	}

	public static Date getLastDate(long day) {
		Date date=new Date();
		long date_3_hm=date.getTime()-3600000*34*day; 
		Date date_3_hm_date=new Date(date_3_hm); 
		return date_3_hm_date;
	}

	public static int getNowDay(String StrDate) {
		Date Time1=strToDate(StrDate);
		Date Time2=new Date();
		long day=Time1.getTime()-Time2.getTime(); 
		return (int)day/(24*60*60*1000);
	}

	public static int getNowDay(Date StrDate) {
		Date Time1=StrDate;
		Date Time2=new Date();
		long day=Time1.getTime()-Time2.getTime(); 
		return (int)day/(24*60*60*1000);
	}		
}