JAVA日期查询：季度、月份、星期等时间信息

import java.util.Calendar;

public class Date {
    Calendar calendar = null;

    public void test(){
        calendar = Calendar.getInstance();

        int year = calendar.get(Calendar.YEAR);

        int month = calendar.get(Calendar.MONTH) + 1;

        int season;
        if( month>1 && month<5){
            season = 1;
        }
        else if( month>4 && month<8 ){
            season = 2;
        }
        else if( month>7 && month<11 ){
            season = 3;
        }
        else{
            season = 4;
        }

        int day = calendar.get(Calendar.DAY_OF_MONTH);

        int weekday = calendar.get(Calendar.DAY_OF_WEEK);

        int hour = calendar.get(Calendar.HOUR);

        int minute = calendar.get(Calendar.MINUTE);

        int second = calendar.get(Calendar.SECOND);

        System.out.println( year + "年" + month + "月" + day +"日");

        System.out.println(hour + "时" + minute + "分" + second + "秒");

        System.out.println(year + "-" + month + "-" + day + " " + hour + ":" + minute + ":" + second);


    }

    public static void main(String[] args){
        Date d=new Date();
        d.test();;
    }
}