feat: IBus interface

src/main/java/ftbsc/geb/GEB.java

@@ -1,4 +1,7 @@
-package ftbsc.geb.api;
+package ftbsc.geb;
+
+import ftbsc.geb.api.IBus;
+import ftbsc.geb.api.IEvent;
 
 import java.lang.reflect.Constructor;
 import java.util.Map;
@@ -6,10 +9,10 @@ import java.util.ServiceLoader;
 import java.util.concurrent.ConcurrentHashMap;
 
 /**
- * The main event bus class.
+ * The official GEB implementation of {@link IBus}.
  * @since 0.1.0
  */
-public class GEB {
+public class GEB implements IBus {
 
 	/**
 	 * The identifier of this bus. Methods
@@ -40,6 +43,7 @@ public class GEB {
 	/**
 	 * @return the identifier of this bus
 	 */
+	@Override
 	public String getIdentifier() {
 		return identifier;
 	}
@@ -50,6 +54,7 @@ public class GEB {
 	 * @param event the event to fire
 	 * @return true if the event was canceled, false otherwise
 	 */
+	@Override
 	public boolean handleEvent(IEvent event) {
 		try {
 			return eventMapper.get(event.getClass()).newInstance(event).callListeners(this.getIdentifier());

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

@@ -0,0 +1,20 @@
+package ftbsc.geb.api;
+
+/**
+ * A generic interface for a bus that can work with this
+ * event system.
+ * @since 0.1.0
+ */
+public interface IBus {
+	/**
+	 * @return the identifier of this bus
+	 */
+	String getIdentifier();
+
+	/**
+	 * Dispatches an event, calling all of its listeners that are subscribed to this bus.
+	 * @param event the event to fire
+	 * @return true if the event was canceled, false otherwise
+	 */
+	boolean handleEvent(IEvent event);
+}

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

@@ -10,7 +10,7 @@ public interface IEvent {
 	 * calls to listeners, but its return values will be ignored. You probably
 	 * don't want to touch this.
 	 * @param identifier the identifier of the bus that's calling this
-	 * @return the value {@link GEB#handleEvent(IEvent)} will return for this
+	 * @return the value {@link IBus#handleEvent(IEvent)} will return for this
 	 */
 	default boolean callListeners(String identifier) {
 		return false;

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

@@ -1,6 +1,6 @@
 package ftbsc.geb.api.annotations;
 
-import ftbsc.geb.api.GEB;
+import ftbsc.geb.api.IBus;
 
 import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;
@@ -8,7 +8,7 @@ import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
 /**
- * This annotation should mark either a static instance of {@link GEB}
+ * This annotation should mark either a static instance of {@link IBus}
  * or a static method returning one.
  * @since 0.1.0
  */