getdate.java

一个新闻管理系统

/**
*  Title  新闻管理系统
*  @author: 陈钢
*  Company: http://www.pcccp.com
*  Copyright: Copyright (c) 2003
*  @version 1.0
*  日期
*/
package news.util; 

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;
	}
}