com.yunlongn.common.core.utils.collection

类 CollectionUtils

java.lang.Object

com.yunlongn.common.core.utils.collection.CollectionUtils

public class CollectionUtils
extends Object

default

作者:

yunlong.li

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> Set<T>	asSet(T... objs)
static boolean	containsAny(Collection<?> source, Collection<?> candidates)
static <T,U> List<U>	convertList(List<T> from, Function<T,U> func)
static <T,K> Map<K,T>	convertMap(Collection<T> from, Function<T,K> keyFunc)
static <T,K,V> Map<K,V>	convertMap(List<T> from, Function<T,K> keyFunc, Function<T,V> valueFunc)
static <T,U> Set<U>	convertSet(List<T> from, Function<T,U> func)
static <T> List<List<T>>	divide(List<T> origin, int size) 切割list工具类
static boolean	isEmpty(Collection collection)

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

isEmpty

public static boolean isEmpty(Collection collection)

asSet

public static <T> Set<T> asSet(T... objs)

convertList

public static <T,U> List<U> convertList(List<T> from,
                                        Function<T,U> func)

convertSet

public static <T,U> Set<U> convertSet(List<T> from,
                                      Function<T,U> func)

convertMap

public static <T,K,V> Map<K,V> convertMap(List<T> from,
                                          Function<T,K> keyFunc,
                                          Function<T,V> valueFunc)

convertMap

public static <T,K> Map<K,T> convertMap(Collection<T> from,
                                        Function<T,K> keyFunc)

containsAny

public static boolean containsAny(Collection<?> source,
                                  Collection<?> candidates)

divide

public static <T> List<List<T>> divide(List<T> origin,
                                       int size)

切割list工具类

从以下版本开始:

2020/09/09