feat: generic IEventDispatcher

src/main/java/ftbsc/geb/api/IEventDispatcher.java

@@ -7,19 +7,20 @@ import java.util.Set;
  * The interface that the generated dispatchers will all use.
  * This interface isn't really meant to be used by humans, but it should work if your
  * use case requires it.
+ * @param <T> the event this is for
  * @since 0.1.1
  */
-public interface IEventDispatcher {
+public interface IEventDispatcher<T extends IEvent> {
 	/**
 	 * Calls all listeners for the given event.
 	 * @param event the event to call
 	 * @param listeners a map mapping each {@link IListener} class to its instances
 	 * @return the value {@link IBus#handleEvent(IEvent)} will return for this
 	 */
-	boolean callListeners(IEvent event, Map<Class<? extends IListener>, Set<IListener>> listeners);
+	boolean callListeners(T event, Map<Class<? extends IListener>, Set<IListener>> listeners);
 
 	/**
 	 * @return the {@link Class} representing the event this dispatcher works with
 	 */
-	Class<? extends IEvent> eventType();
+	Class<T> eventType();
 }

src/main/java/ftbsc/geb/api/annotations/Listen.java

@@ -11,7 +11,8 @@ import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
 /**
- * Marks the method as a listener. Its parent must implement the {@link IListener} interface
+ * Marks the method as a listener.
+ * If the method is not static, its parent must implement the {@link IListener} interface
  * and be registered an at least one GEB instance with {@link IBus#registerListener(IListener)}.
  * The annotated method should only take a single input value, an instance of {@link IEvent} or
  * {@link IEventCancelable}.