144 lines
2.5 KiB
Java
144 lines
2.5 KiB
Java
package com.nlf.calendar;
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import java.util.ArrayList;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.List;
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import com.nlf.calendar.util.SolarUtil;
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/**
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* 阳历月
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*
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* @author 6tail
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*
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*/
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public class SolarMonth{
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/** 年 */
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private int year;
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/** 月 */
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private int month;
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/**
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* 默认当月
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*/
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public SolarMonth(){
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this(new Date());
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}
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/**
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* 通过日期初始化
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*/
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public SolarMonth(Date date){
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Calendar c = Calendar.getInstance();
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c.setTime(date);
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year = c.get(Calendar.YEAR);
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month = c.get(Calendar.MONTH)+1;
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}
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/**
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* 通过日历初始化
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*/
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public SolarMonth(Calendar calendar){
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year = calendar.get(Calendar.YEAR);
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month = calendar.get(Calendar.MONTH)+1;
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}
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/**
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* 通过年月初始化
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*
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* @param year 年
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* @param month 月
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*/
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public SolarMonth(int year,int month){
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this.year = year;
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this.month = month;
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}
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/**
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* 通过指定日期获取阳历月
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*
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* @param date 日期
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* @return 阳历月
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*/
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public static SolarMonth fromDate(Date date){
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return new SolarMonth(date);
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}
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/**
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* 通过指定日历获取阳历月
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*
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* @param calendar 日历
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* @return 阳历月
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*/
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public static SolarMonth fromCalendar(Calendar calendar){
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return new SolarMonth(calendar);
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}
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/**
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* 通过指定年月获取阳历月
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*
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* @param year 年
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* @param month 月
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* @return 阳历月
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*/
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public static SolarMonth fromYm(int year,int month){
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return new SolarMonth(year,month);
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}
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/**
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* 获取年
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*
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* @return 年
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*/
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public int getYear(){
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return year;
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}
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/**
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* 获取月
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*
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* @return 月
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*/
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public int getMonth(){
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return month;
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}
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/**
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* 获取本月的阳历日期列表
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*
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* @return 阳历日期列表
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*/
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public List<Solar> getDays(){
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List<Solar> l = new ArrayList<Solar>(31);
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Solar d = new Solar(year,month,1);
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l.add(d);
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int days = SolarUtil.getDaysOfMonth(year,month);
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for(int i = 1;i<days;i++){
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l.add(d.next(i));
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}
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return l;
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}
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/**
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* 获取往后推几个月的阳历月，如果要往前推，则月数用负数
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* @param months 月数
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* @return 阳历月
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*/
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@SuppressWarnings("MagicConstant")
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public SolarMonth next(int months){
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Calendar c = Calendar.getInstance();
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c.set(year,month-1,1);
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c.add(Calendar.MONTH,months);
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return new SolarMonth(c);
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}
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@Override
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public String toString(){
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return year+"-"+month;
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}
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public String toFullString(){
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return year+"年"+month+"月";
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}
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}
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