From d072c148434b1bd790ac994cd964531107bbdc52 Mon Sep 17 00:00:00 2001
From: Ivan Pekov <ivan@mrivanplays.com>
Date: Thu, 28 Oct 2021 20:00:03 +0300
Subject: [PATCH] Empty jar check???? sure why not

---
 src/main/java/me/clip/placeholderapi/util/FileUtil.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/main/java/me/clip/placeholderapi/util/FileUtil.java b/src/main/java/me/clip/placeholderapi/util/FileUtil.java
index 53741a1..f0902d4 100644
--- a/src/main/java/me/clip/placeholderapi/util/FileUtil.java
+++ b/src/main/java/me/clip/placeholderapi/util/FileUtil.java
@@ -45,6 +45,9 @@ public class FileUtil {
 
     JarFile jar = new JarFile(file);
     Enumeration<? extends ZipEntry> entries = jar.entries();
+    if (!entries.hasMoreElements()) {
+      return null;
+    }
     List<Class<? extends T>> classes = new ArrayList<>();
     try (URLClassLoader loader =
         new URLClassLoader(new URL[] {file.toURI().toURL()}, clazz.getClassLoader())) {