Add EventPriority

event/src/main/java/net/md_5/bungee/event/EventPriority.java

@@ -0,0 +1,45 @@
+package net.md_5.bungee.event;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+/**
+ * Importance of the {@link EventHandler}. When executing an Event, the handlers
+ * are called in order of their Priority.
+ */
+@AllArgsConstructor
+public enum EventPriority
+{
+
+    /**
+     * Lowest EventPriority. Use this priority to allow other plugins to further
+     * customize the outcome.
+     */
+    LOWEST( 0 ),
+    /**
+     * Higher than lowest, lower than normal.
+     */
+    LOW( 1 ),
+    /**
+     * Default EventPriority
+     */
+    NORMAL( 2 ),
+    /**
+     * High EventPriority. Use this priority to have more verdict on the
+     * outcome.
+     */
+    HIGH( 3 ),
+    /**
+     * Most important EventPriorty for changes. Use this priority to have
+     * absolute verdict of the outcome of this event.
+     */
+    HIGHEST( 4 ),
+    /**
+     * Logging/Monitor EventPriority. This priority is for <b>read only</b>
+     * event handlers. Do not change the outcome of the event in this priority.
+     * Intended for logging purposes.
+     */
+    MONITOR( 5 );
+    @Getter
+    private final int priority;
+}