Add default event priority + update javadoc

base/src/main/java/de/staropensource/sosengine/base/classes/EventPriority.java

@@ -19,40 +19,63 @@
 
 package de.staropensource.sosengine.base.classes;
 
+import de.staropensource.sosengine.base.annotations.EventListener;
+
 /**
  * Determines in which order events are processed.
+ *
+ * @since 1-alpha0
  */
 @SuppressWarnings("unused")
 public enum EventPriority {
     /**
-     * Events with this priority are processed first.
+     * {@link EventListener}s with this priority are processed first.
      * This event is exclusive to subsystems and should not be used by applications.
+     *
+     * @since 1-alpha0
      */
     EXTREMELY_IMPORTANT,
 
     /**
-     * Events with this priority are processed after {@code EXTREMELY_IMPORTANT}.
+     * {@link EventListener}s with this priority are executed first.
+     *
+     * @since 1-alpha0
      */
     VERY_IMPORTANT,
 
     /**
-     * Events with this priority are processed after {@code VERY_IMPORTANT}.
+     * {@link EventListener}s with this priority are executed second.
+     *
+     * @since 1-alpha0
      */
     IMPORTANT,
 
     /**
-     * Events with this priority are processed after {@code IMPORTANT}.
+     * The default event priority, {@link EventListener}s with this priority are executed third.
+     *
+     * @since 1-alpha0
+     */
+    DEFAULT,
+
+    /**
+     * {@link EventListener}s with this priority are executed fourth.
+     *
+     * @since 1-alpha0
      */
     UNIMPORTANT,
 
     /**
-     * Events with this priority are processed after {@code UNIMPORTANT}.
+     * {@link EventListener}s with this priority are executed fifth.
+     *
+     * @since 1-alpha0
      */
     VERY_UNIMPORTANT,
 
     /**
-     * Events with this priority are processed last.
+     * {@link EventListener}s with this priority are processed last.
      * This event is exclusive to subsystems and should not be used by applications.
+     *
+     * @since 1-alpha0
      */
     EXTREMELY_UNIMPORTANT,
 }