Geyser/core/src/main/java/org/geysermc/geyser/event/AbstractEventSubscription.java

69 lines
2.4 KiB
Java

/*
* Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.geyser.event;
import lombok.AccessLevel;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import lombok.experimental.Accessors;
import net.kyori.event.EventSubscriber;
import org.geysermc.geyser.api.event.Event;
import org.geysermc.geyser.api.event.EventBus;
import org.geysermc.geyser.api.event.EventSubscription;
import org.geysermc.geyser.api.event.Subscribe;
import org.geysermc.geyser.api.extension.Extension;
@Getter
@Accessors(fluent = true)
@RequiredArgsConstructor
public abstract class AbstractEventSubscription<T extends Event> implements EventSubscription<T>, EventSubscriber<T> {
protected final EventBus eventBus;
protected final Class<T> eventClass;
protected final Extension owner;
protected final Subscribe.PostOrder order;
@Getter(AccessLevel.NONE) private boolean active;
@Override
public boolean isActive() {
return this.active;
}
@Override
public void unsubscribe() {
if (!this.active) {
return;
}
this.active = false;
this.eventBus.unsubscribe(this);
}
@Override
public int postOrder() {
return this.order.postOrder();
}
}