Module bus.core

Package org.miaixz.bus.core.lang.event

Class SimpleEventPublisher

java.lang.Object

org.miaixz.bus.core.lang.event.SimpleEventPublisher

All Implemented Interfaces:

EventPublisher

public class SimpleEventPublisher
extends Object
implements EventPublisher

简单的事件发布者实现，基于Subscriber和Event实现

Since:

Java 17+

Author:

Kimi Liu

Constructor Summary

Constructors

Constructor	Description
SimpleEventPublisher(List<Subscriber> subscribers, Loader<ExecutorService> executorServiceLoader)	构造

Method Summary

Modifier and Type	Method	Description
static SimpleEventPublisher	of()	创建一个默认的SimpleEventPublisher，默认线程池为ThreadKit.newExecutor()
static SimpleEventPublisher	of(List<Subscriber> subscribers)	创建一个默认的SimpleEventPublisher，默认线程池为ThreadKit.newExecutor()
void	publish(Event event)	发布事件，事件发布者将事件发布给多个订阅者，可以自定义发布策略，如： 所有订阅者都接收此消息（多订阅） 订阅者按照顺序或权重接收此消息，接收后其它订阅者不再接收。
EventPublisher	register(Subscriber subscriber)	注册订阅者，订阅者将接收到所有发布者发布的事件
SimpleEventPublisher	setExecutorService(ExecutorService executorService)	设置自定义的ExecutorService线程池，默认为ThreadKit.newExecutor()

Methods inherited from class java.lang.Object

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

Constructor Details

SimpleEventPublisher

public SimpleEventPublisher(List<Subscriber> subscribers,
 Loader<ExecutorService> executorServiceLoader)

构造

Parameters:

subscribers - 订阅者列表

executorServiceLoader - 线程池加载器，用于异步执行，默认为ThreadKit.newExecutor()

Method Details

of

public static SimpleEventPublisher of()

创建一个默认的SimpleEventPublisher，默认线程池为ThreadKit.newExecutor()

Returns:

SimpleEventPublisher

of

public static SimpleEventPublisher of(List<Subscriber> subscribers)

创建一个默认的SimpleEventPublisher，默认线程池为ThreadKit.newExecutor()

Parameters:

subscribers - 订阅者列表，也可以传入空列表后调用register(Subscriber)添加

Returns:

SimpleEventPublisher

setExecutorService

public SimpleEventPublisher setExecutorService(ExecutorService executorService)

设置自定义的ExecutorService线程池，默认为ThreadKit.newExecutor()

Parameters:

executorService - ExecutorService，不能为空

Returns:

this

register

public EventPublisher register(Subscriber subscriber)

Description copied from interface: EventPublisher

注册订阅者，订阅者将接收到所有发布者发布的事件

Specified by:

register in interface EventPublisher

Parameters:

subscriber - 订阅者

Returns:

this

publish

public void publish(Event event)

Description copied from interface: EventPublisher

发布事件，事件发布者将事件发布给多个订阅者，可以自定义发布策略，如：

• 所有订阅者都接收此消息（多订阅）
• 订阅者按照顺序或权重接收此消息，接收后其它订阅者不再接收。（单订阅）
• 按照自定义规则选择要接收消息的订阅者，如根据消息或实践类型（选择性多订阅）

Specified by:

publish in interface EventPublisher

Parameters:

event - 事件对象