Java 获取当前年的第一天和最后一天-蒲公英云

Java 获取当前年的第一天和最后一天

package com.lzw;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
/**
 * @author lzw
 * @Date 2019年8月8日
 */
public class abc {
    public static void main(String[] args) {
        String yearFirst = getCurrYearFirst();
        System.out.println(yearFirst);
        String currYearLast = getCurrYearLast();
        System.out.println(currYearLast);
    }
    /**
     * 获取当前年的第一天
     * @return
     */
    public static String getCurrYearFirst(){
        Calendar currCal=Calendar.getInstance();
        Calendar calendar = Calendar.getInstance();
        calendar.clear();
        calendar.set(Calendar.YEAR,currCal.get(Calendar.YEAR));
        Date time = calendar.getTime();
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");  
        return format.format(time);
    }
    /**
     * 获取当前年的最后一天
     * @return
     */
    public static String getCurrYearLast(){
        Calendar currCal= Calendar.getInstance();
        Calendar calendar = Calendar.getInstance();
        calendar.clear();
        calendar.set(Calendar.YEAR,currCal.get(Calendar.YEAR));
        calendar.roll(Calendar.DAY_OF_YEAR,-1);
        Date time = calendar.getTime();
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");  
        return format.format(time);
    }
}