java.time.Month

1 java.time.Month介绍

在Java中，Month是代表一年中12个月的枚举。除文本枚举名称外，每年的每个月都有一个int值。

2 java.time.Month声明

我们来看一下java.time.Month的声明。

public enum Month extends Enum<Month> implements TemporalAccessor, TemporalAdjuster 

3 java.time.Month方法

4 java.time.Month案例1

package com.yiidian;

/**
 * 一点教程网： http://www.yiidian.com
 */
import java.time.*;  
import java.time.temporal.*;  
public class MonthEnumExample1 {  
    public static void main(String[] args) {  
        Month month = Month.valueOf("January".toUpperCase());  
        System.out.printf("For the month of %s all Sunday are:%n", month);  
        LocalDate localdate = Year.now().atMonth(month).atDay(1).  
        with(TemporalAdjusters.firstInMonth(DayOfWeek.SUNDAY));  
        Month mi = localdate.getMonth();  
        while (mi == month) {  
            System.out.printf("%s%n", localdate);  
            localdate = localdate.with(TemporalAdjusters.next(DayOfWeek.SUNDAY));  
            mi = localdate.getMonth();  
        }  
    }  
}  

输出结果为：

For the month of JANUARY all Sunday are:
2017-01-01
2017-01-08
2017-01-15
2017-01-22
2017-01-29

5 java.time.Month案例2

package com.yiidian;

/**
 * 一点教程网： http://www.yiidian.com
 */
import java.time.*;  
public class MonthEnumExample2 {  
  public static void main(String[] args) {  
    Month month = Month.from(LocalDate.now());  
    System.out.println(month.getValue());  
    System.out.println(month.name());  
  }  
}  

输出结果为：

1
JANUARY