mirror of
https://github.com/Melledy/Grasscutter.git
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96 lines
2.6 KiB
Java
96 lines
2.6 KiB
Java
package emu.grasscutter.server.event;
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import emu.grasscutter.Grasscutter;
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import java.util.function.Consumer;
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public final class EventHandler {
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private final Class<? extends Event> event;
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/**
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* Creates an instance of {@link EventHandler} for the specified event.
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* @param event The event to handle.
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* @return An instance of {@link EventHandler}.
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*/
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public static EventHandler forEvent(Class<? extends Event> event) {
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return new EventHandler(event);
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}
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/**
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* @deprecated Will be replaced with a private constructor instead. Use {@link #forEvent(Class)} instead.
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*/
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@Deprecated(forRemoval = true, since = "1.0.1")
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public EventHandler(Class<? extends Event> event) {
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this.event = event;
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}
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private Consumer<Event> listener;
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private HandlerPriority priority;
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private boolean handleCanceled;
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/**
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* Gets which event this handler is handling.
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* @return An event class.
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*/
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public Class<? extends Event> handles() {
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return this.event;
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}
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/**
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* Returns the callback for the handler.
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* @return A consumer callback.
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*/
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public Consumer<Event> getCallback() {
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return this.listener;
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}
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/**
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* Returns the handler's priority.
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* @return The priority of the handler.
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*/
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public HandlerPriority getPriority() {
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return this.priority;
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}
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/**
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* Returns if the handler will ignore cancelled events.
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* @return The ignore cancelled state.
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*/
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public boolean ignoresCanceled() {
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return this.handleCanceled;
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}
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/**
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* Sets the callback method for when the event is invoked.
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* @param listener An event handler method.
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* @return Method chaining.
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*/
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public EventHandler listener(Consumer<Event> listener) {
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this.listener = listener; return this;
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}
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/**
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* Changes the handler's priority in handling events.
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* @param priority The priority of the handler.
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* @return Method chaining.
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*/
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public EventHandler priority(HandlerPriority priority) {
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this.priority = priority; return this;
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}
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/**
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* Sets if the handler will ignore cancelled events.
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* @param ignore If the handler should ignore cancelled events.
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* @return Method chaining.
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*/
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public EventHandler ignore(boolean ignore) {
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this.handleCanceled = ignore; return this;
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}
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/**
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* Registers the handler into the PluginManager.
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*/
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public void register() {
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Grasscutter.getPluginManager().registerListener(this);
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}
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} |