public enum TimeUnit extends Enum<TimeUnit>
public static final TimeUnit MILLISECONDS
public static final TimeUnit SECONDS
public static final TimeUnit MINUTES
public static final TimeUnit HOURS
public static final TimeUnit DAYS
public static final TimeUnit MONTHS
public static final TimeUnit YEARS
public static TimeUnit[] values()
for (TimeUnit c : TimeUnit.values()) System.out.println(c);
public static TimeUnit valueOf(String name)
name - 要返回的枚举常量的名称。IllegalArgumentException - 如果该枚举类型没有带有指定名称的常量NullPointerException - 如果参数为空值public String value()
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