Package top.tangyh.basic.function

Class Either<L,R>

java.lang.Object

top.tangyh.basic.function.Either<L,R>

Type Parameters:

L - 左值类型

R - 右值类型

public final class Either<L,R>
extends Object

封装异常 stream 流的异常 https://mp.weixin.qq.com/s/jBXYj-w0woXtPPUxGhD8Ug

Author:

IT牧场, zuihou

Method Summary

Modifier and Type	Method	Description
Optional<L>	getLeft()
Optional<R>	getRight()
boolean	isLeft()
boolean	isRight()
static <T, R> Function<T,Either>	lift(CheckedFunction<T,R> function)	处理类
static <T, R> Function<T,Either>	liftWithValue(CheckedFunction<T,R> function)
<T> Optional<T>	mapLeft(Function<? super L,T> mapper)
<T> Optional<T>	mapRight(Function<? super R,T> mapper)
String	toString()

Methods inherited from class java.lang.Object

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

Method Details

lift

public static <T,
R> Function<T,Either> lift(CheckedFunction<T,R> function)

处理类

Type Parameters:

T -

R -

Parameters:

function - 回调

Returns:

回调

liftWithValue

public static <T,
R> Function<T,Either> liftWithValue(CheckedFunction<T,R> function)

getLeft

public Optional<L> getLeft()

getRight

public Optional<R> getRight()

isLeft

public boolean isLeft()

isRight

public boolean isRight()

mapLeft

public <T> Optional<T> mapLeft(Function<? super L,T> mapper)

mapRight

public <T> Optional<T> mapRight(Function<? super R,T> mapper)

toString

public String toString()

Overrides:

toString in class Object