com.github.azbh111.utils.java.collection

类 CollectionUtils

java.lang.Object

com.github.azbh111.utils.java.collection.CollectionUtils

public class CollectionUtils
extends java.lang.Object

构造器概要

构造器

构造器和说明
CollectionUtils()

方法概要

限定符和类型	方法和说明
static <T> void	distinctByKey(java.util.Collection<T> items, java.util.function.Function<T,java.lang.Object> keyMapper)
static <T,K> void	sortMissingAtFirst(java.util.Collection<T> items, java.util.Collection<K> keys, java.util.function.Function<T,K> keyMapper) 将items按给定的顺序排列 无匹配的在最前面
static <T,K> void	sortMissingAtLast(java.util.Collection<T> items, java.util.Collection<K> keys, java.util.function.Function<T,K> keyMapper) 将items按给定的顺序排列 无匹配的在最后面

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

CollectionUtils

public CollectionUtils()

方法详细资料

distinctByKey

public static <T> void distinctByKey(java.util.Collection<T> items,
                                     java.util.function.Function<T,java.lang.Object> keyMapper)

sortMissingAtFirst

public static <T,K> void sortMissingAtFirst(java.util.Collection<T> items,
                                            java.util.Collection<K> keys,
                                            java.util.function.Function<T,K> keyMapper)

将items按给定的顺序排列 无匹配的在最前面

类型参数:

T -

K -

参数:

items -

keys -

keyMapper -

sortMissingAtLast

public static <T,K> void sortMissingAtLast(java.util.Collection<T> items,
                                           java.util.Collection<K> keys,
                                           java.util.function.Function<T,K> keyMapper)

将items按给定的顺序排列 无匹配的在最后面

类型参数:

T -

K -

参数:

items -

keys -

keyMapper -