cn.ponfee.commons.collect

类 StreamForker<T>

java.lang.Object

cn.ponfee.commons.collect.StreamForker<T>

类型参数:

T -

public class StreamForker<T>
extends Object

The class use in fork Stream, from book "Java 8 In Action"

Usage:

 
   Stream<Integer> stream = Stream.of(1, 2, 3, 4, 4, 5, 5);
   StreamForker.Results results = new StreamForker<>(stream)
     .fork(1, s -> s.max(Integer::compareTo)) // 直接聚合
     .fork(2, s -> s.distinct().reduce(0, Integer::sum))
     .getResults();
  

作者:

Java 8 In Action

嵌套类概要

嵌套类

限定符和类型	类和说明
static interface	StreamForker.Results

构造器概要

构造器

构造器和说明
StreamForker(Stream<T> stream)

方法概要

限定符和类型	方法和说明
StreamForker<T>	fork(Object key, Function<Stream<T>,?> f)
StreamForker.Results	getResults()

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

StreamForker

public StreamForker(Stream<T> stream)

方法详细资料

fork

public StreamForker<T> fork(Object key,
                            Function<Stream<T>,?> f)

getResults

public StreamForker.Results getResults()