36 lines
850 B
Java
36 lines
850 B
Java
/* © SRSoftware 2025 */
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package de.srsoftware.umbrella.messagebus;
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import de.srsoftware.umbrella.messagebus.events.Event;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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public class MessageBus {
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private static final MessageBus SINGLETON = new MessageBus();
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private final Set<EventListener> listeners = new HashSet<>();
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private MessageBus(){}
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public void dispatch(Event event){
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new Thread(() -> { // TODO: use thread pool
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try {
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Thread.sleep(100);
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List.copyOf(listeners).parallelStream().forEach(l -> l.onEvent(event));
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} catch (InterruptedException ignored) {
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}
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}).start();
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}
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public void drop(EventListener listener){
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listeners.remove(listener);
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}
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public static MessageBus messageBus(){
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return SINGLETON;
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}
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public void register(EventListener listener){
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listeners.add(listener);
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}
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} |