com.jchanghong.core.date.Week Maven / Gradle / Ivy
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package com.jchanghong.core.date;
import java.util.Calendar;
/**
* 星期枚举
* 与Calendar中的星期int值对应
*
* @see #SUNDAY
* @see #MONDAY
* @see #TUESDAY
* @see #WEDNESDAY
* @see #THURSDAY
* @see #FRIDAY
* @see #SATURDAY
*
* @author Looly
*
*/
public enum Week {
/** 周日 */
SUNDAY(Calendar.SUNDAY),
/** 周一 */
MONDAY(Calendar.MONDAY),
/** 周二 */
TUESDAY(Calendar.TUESDAY),
/** 周三 */
WEDNESDAY(Calendar.WEDNESDAY),
/** 周四 */
THURSDAY(Calendar.THURSDAY),
/** 周五 */
FRIDAY(Calendar.FRIDAY),
/** 周六 */
SATURDAY(Calendar.SATURDAY);
// ---------------------------------------------------------------
/** 星期对应{@link Calendar} 中的Week值 */
private final int value;
/**
* 构造
*
* @param value 星期对应{@link Calendar} 中的Week值
*/
Week(int value) {
this.value = value;
}
/**
* 获得星期对应{@link Calendar} 中的Week值
*
* @return 星期对应{@link Calendar} 中的Week值
*/
public int getValue() {
return this.value;
}
/**
* 转换为中文名
*
* @return 星期的中文名
* @since 3.3.0
*/
public String toChinese() {
return toChinese("星期");
}
/**
* 转换为中文名
*
* @param weekNamePre 表示星期的前缀，例如前缀为“星期”，则返回结果为“星期一”；前缀为”周“，结果为“周一”
* @return 星期的中文名
* @since 4.0.11
*/
public String toChinese(String weekNamePre) {
switch (this) {
case SUNDAY:
return weekNamePre + "日";
case MONDAY:
return weekNamePre + "一";
case TUESDAY:
return weekNamePre + "二";
case WEDNESDAY:
return weekNamePre + "三";
case THURSDAY:
return weekNamePre + "四";
case FRIDAY:
return weekNamePre + "五";
case SATURDAY:
return weekNamePre + "六";
default:
return null;
}
}
/**
* 将 {@link Calendar}星期相关值转换为Week枚举对象
*
* @see #SUNDAY
* @see #MONDAY
* @see #TUESDAY
* @see #WEDNESDAY
* @see #THURSDAY
* @see #FRIDAY
* @see #SATURDAY
*
* @param calendarWeekIntValue Calendar中关于Week的int值
* @return {@link Week}
*/
public static Week of(int calendarWeekIntValue) {
switch (calendarWeekIntValue) {
case Calendar.SUNDAY:
return SUNDAY;
case Calendar.MONDAY:
return MONDAY;
case Calendar.TUESDAY:
return TUESDAY;
case Calendar.WEDNESDAY:
return WEDNESDAY;
case Calendar.THURSDAY:
return THURSDAY;
case Calendar.FRIDAY:
return FRIDAY;
case Calendar.SATURDAY:
return SATURDAY;
default:
return null;
}
}
}