获取时间的类

import java.util.Calendar;

public class GetSystemTime {

	private Calendar now = Calendar.getInstance();
	private int year = now.get(Calendar.YEAR);
	private int month = now.get(Calendar.MONTH) + 1;
	private int day = now.get(Calendar.DAY_OF_MONTH);
	public String getToday() {
		String today = this.year + "-" + this.month + "-" + this.day;
		return today;
	}

	public String getYearMonth() {
		String today = this.year + "-" + this.month ;
		return today;
	}

}

 

public class DoTime {
	
	public static String dateTimeChange(Date soure){
		SimpleDateFormat sfd = new  SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
		String changeTime = sfd.format(soure);
		return changeTime;
	}
	
	public static String dateChange(Date sour){
		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
		String changeTime = sdf.format(sour);
		return changeTime;
	}

}