org.dromara.warm.flow.core.utils

Class MapUtil

java.lang.Object

org.dromara.warm.flow.core.utils.MapUtil

public class MapUtil
extends Object

map工具类

Since:

2023/5/18 9:46

Author:

warm

Constructor Summary

Constructors

Constructor and Description
MapUtil()

Method Summary

Modifier and Type	Method and Description
static <K,V> Map<K,V>	emptyDefault(Map<K,V> map, Map<K,V> defaultMap) 如果Map是空，则返回默认值
static boolean	isEmpty(Map<?,?> map) * 判断一个Map是否为空
static boolean	isNotEmpty(Map<?,?> map) * 判断一个Map是否为空

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MapUtil

public MapUtil()

Method Detail

isEmpty

public static boolean isEmpty(Map<?,?> map)

* 判断一个Map是否为空

Parameters:

map - 要判断的Map

Returns:

true：为空 false：非空

isNotEmpty

public static boolean isNotEmpty(Map<?,?> map)

* 判断一个Map是否为空

Parameters:

map - 要判断的Map

Returns:

true：非空 false：空

emptyDefault

public static <K,V> Map<K,V> emptyDefault(Map<K,V> map,
                                          Map<K,V> defaultMap)

如果Map是空，则返回默认值

Parameters:

map - Map

defaultMap - 默认值

Returns:

结果