com.forte.util.utils

Class CollectorUtil

java.lang.Object

com.forte.util.utils.CollectorUtil

public class CollectorUtil
extends Object

针对Collector的操作工具类

Author:

ForteScarlet

Constructor Summary

Constructors

Constructor and Description
CollectorUtil()

Method Summary

Modifier and Type	Method and Description
static <T,A,R> R	collector(int num, Supplier<T> getter, Collector<? super T,A,R> collector) 在非stream环境下使用Collector
static <T,A,N,R> N	collector(int num, Supplier<T> getter, Function<? super T,? extends R> mapper, Collector<? super R,A,N> collector) 在非stream环境下使用Collector

Methods inherited from class java.lang.Object

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

Constructor Detail

CollectorUtil

public CollectorUtil()

Method Detail

collector

public static <T,A,R> R collector(int num,
                                  Supplier<T> getter,
                                  Collector<? super T,A,R> collector)

在非stream环境下使用Collector

Parameters:

num - 获取数量

getter - 单值获取器

collector - 收集器

collector

public static <T,A,N,R> N collector(int num,
                                    Supplier<T> getter,
                                    Function<? super T,? extends R> mapper,
                                    Collector<? super R,A,N> collector)

在非stream环境下使用Collector

Parameters:

num - 获取数量

getter - 单值获取器

mapper - 转化器

collector - 收集器