public static enum Sort.Direction extends java.lang.Enum<Sort.Direction>
| 限定符和类型 | 方法和说明 |
|---|---|
static Sort.Direction |
fromString(java.lang.String value)
Returns the
Sort.Direction enum for the given String value. |
static Sort.Direction |
fromStringOrNull(java.lang.String value)
Returns the
Sort.Direction enum for the given String or null if it cannot be parsed into an enum
value. |
boolean |
isAscending()
Returns whether the direction is ascending.
|
boolean |
isDescending()
Returns whether the direction is descending.
|
static Sort.Direction |
valueOf(java.lang.String name)
返回带有指定名称的该类型的枚举常量。
|
static Sort.Direction[] |
values()
按照声明该枚举类型的常量的顺序, 返回
包含这些常量的数组。
|
public static final Sort.Direction ASC
public static final Sort.Direction DESC
public static Sort.Direction[] values()
for (Sort.Direction c : Sort.Direction.values()) System.out.println(c);
public static Sort.Direction valueOf(java.lang.String name)
name - 要返回的枚举常量的名称。java.lang.IllegalArgumentException - 如果该枚举类型没有带有指定名称的常量java.lang.NullPointerException - 如果参数为空值public boolean isAscending()
public boolean isDescending()
public static Sort.Direction fromString(java.lang.String value)
Sort.Direction enum for the given String value.value - java.lang.IllegalArgumentException - in case the given value cannot be parsed into an enum value.public static Sort.Direction fromStringOrNull(java.lang.String value)
Sort.Direction enum for the given String or null if it cannot be parsed into an enum
value.value - Copyright © 2020. All Rights Reserved.