From 7ad364917f0cd1712c9d59c470ce33b08c894b9e Mon Sep 17 00:00:00 2001
From: wizjany <wizjany@gmail.com>
Date: Thu, 14 Feb 2019 18:07:07 -0500
Subject: [PATCH] Ignore synthetic classes when loading BukkitImplAdapter.

(cherry picked from commit 319f2efe43946efd5affd4535ca2cb98604ac9af)
---
 .../com/sk89q/worldedit/bukkit/adapter/BukkitImplLoader.java   | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/adapter/BukkitImplLoader.java b/worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/adapter/BukkitImplLoader.java
index 9d65cf46b..db82a2abb 100644
--- a/worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/adapter/BukkitImplLoader.java
+++ b/worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/adapter/BukkitImplLoader.java
@@ -93,7 +93,7 @@ public class BukkitImplLoader {
         try {
             Enumeration<JarEntry> entries = jar.entries();
             while (entries.hasMoreElements()) {
-                JarEntry jarEntry = (JarEntry) entries.nextElement();
+                JarEntry jarEntry = entries.nextElement();
 
                 String className = jarEntry.getName().replaceAll("[/\\\\]+", ".");
 
@@ -157,6 +157,7 @@ public class BukkitImplLoader {
         for (String className : adapterCandidates) {
             try {
                 Class<?> cls = Class.forName(className);
+                if (cls.isSynthetic()) continue;
                 if (BukkitImplAdapter.class.isAssignableFrom(cls)) {
                     return (BukkitImplAdapter) cls.newInstance();
                 } else {