import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
* @author li_yueling
* @version 1.0 2011-03-25
*
*/
public class DateTest {
/**
* 默认日期格式
*/
public static String DEFAULT_FORMAT = "yyyy-MM-dd";
/**
* 测试主方法
* @param args
*/
public static void main(String[] args) {
for(int i = 1951;i < 1960;i++){
System.out.println(formatDate(getCurrYearFirst(i)));
System.out.println(formatDate(getCurrYearLast(i)));
}
}
/**
* 格式化日期
* @param date 日期对象
* @return String 日期字符串
*/
public static String formatDate(Date date){
SimpleDateFormat f = new SimpleDateFormat(DEFAULT_FORMAT);
String sDate = f.format(date);
return sDate;
}
/**
* 获取某年第一天日期
* @param year 年份
* @return Date
*/
public static Date getCurrYearFirst(int year){
Calendar calendar = Calendar.getInstance();
calendar.clear();
calendar.set(Calendar.YEAR, year);
Date currYearFirst = calendar.getTime();
return currYearFirst;
}
/**
* 获取某年最后一天日期
* @param year 年份
* @return Date
*/
public static Date getCurrYearLast(int year){
Calendar calendar = Calendar.getInstance();
calendar.clear();
calendar.set(Calendar.YEAR, year);
calendar.roll(Calendar.DAY_OF_YEAR, -1);
Date currYearLast = calendar.getTime();
return currYearLast;
}
}
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