cn.hutool.core.text

Enum StrJoiner.NullMode

java.lang.Object

java.lang.Enum<StrJoiner.NullMode>

cn.hutool.core.text.StrJoiner.NullMode

All Implemented Interfaces:

Serializable, Comparable<StrJoiner.NullMode>

Enclosing class:

StrJoiner

public static enum StrJoiner.NullMode
extends Enum<StrJoiner.NullMode>

null处理的模式

Enum Constant Summary

Enum Constants

Enum Constant and Description
IGNORE 忽略null，即null元素不加入拼接的字符串
NULL_STRING null转为null字符串
TO_EMPTY null转为""

Method Summary

Modifier and Type	Method and Description
static StrJoiner.NullMode	valueOf(String name) Returns the enum constant of this type with the specified name.
static StrJoiner.NullMode[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

IGNORE

public static final StrJoiner.NullMode IGNORE

忽略null，即null元素不加入拼接的字符串

TO_EMPTY

public static final StrJoiner.NullMode TO_EMPTY

null转为""

NULL_STRING

public static final StrJoiner.NullMode NULL_STRING

null转为null字符串

Method Detail

values

public static StrJoiner.NullMode[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (StrJoiner.NullMode c : StrJoiner.NullMode.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static StrJoiner.NullMode valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null