xdean.jex.util.collection

类 MapUtil

java.lang.Object

xdean.jex.util.collection.MapUtil

public class MapUtil
extends Object

构造器概要

构造器

构造器和说明
MapUtil()

方法概要

限定符和类型	方法和说明
static <K,V,T extends Throwable> void	forEach(Map<K,V> map, BiConsumerThrow<K,V,T> action)
static <K,V> V	getOrPutDefault(Map<K,V> map, K key, java.util.function.Supplier<V> defaultGetter) Get the value of the key.
static <K,V> HashMap<K,V>	newHashMap()
static <K,V> HashMap<K,V>	newHashMap(K[] keys, V[] values)

从类继承的方法 java.lang.Object

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

构造器详细资料

MapUtil

public MapUtil()

方法详细资料

newHashMap

public static <K,V> HashMap<K,V> newHashMap()

newHashMap

public static <K,V> HashMap<K,V> newHashMap(K[] keys,
                                            V[] values)

forEach

public static <K,V,T extends Throwable> void forEach(Map<K,V> map,
                                                     BiConsumerThrow<K,V,T> action)
                                              throws T extends Throwable

抛出:

T extends Throwable

getOrPutDefault

public static <K,V> V getOrPutDefault(Map<K,V> map,
                                      K key,
                                      java.util.function.Supplier<V> defaultGetter)

Get the value of the key. If absent, put the default value.

参数:

map -

key -

defaultGetter -

返回: