From 3b726c6ba348774c347c32870ddc0f195933eed8 Mon Sep 17 00:00:00 2001
From: Arthur Hupka-Merle <arthur.hupka-merle@actico.com>
Date: Tue, 15 Feb 2022 16:25:10 +0100
Subject: [PATCH] #651 fixes NPE in JbossClassLoaderHandler

---
 .../classloaderhandler/JBossClassLoaderHandler.java          | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/main/java/nonapi/io/github/classgraph/classloaderhandler/JBossClassLoaderHandler.java b/src/main/java/nonapi/io/github/classgraph/classloaderhandler/JBossClassLoaderHandler.java
index f25a50f9b..06a865734 100644
--- a/src/main/java/nonapi/io/github/classgraph/classloaderhandler/JBossClassLoaderHandler.java
+++ b/src/main/java/nonapi/io/github/classgraph/classloaderhandler/JBossClassLoaderHandler.java
@@ -31,6 +31,7 @@
 import java.io.File;
 import java.lang.reflect.Array;
 import java.nio.file.Path;
+import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
@@ -212,7 +213,9 @@ public static void findClasspathOrder(final ClassLoader classLoader, final Class
         @SuppressWarnings("unchecked")
         final Map<Object, Object> moduleMap = (Map<Object, Object>) ReflectionUtils.getFieldVal(false,
                 callerModuleLoader, "moduleMap");
-        for (final Entry<Object, Object> ent : moduleMap.entrySet()) {
+    Set<Entry<Object, Object>> moduleMapEntries =
+        moduleMap != null ? moduleMap.entrySet() : Collections.emptySet();
+    for (final Entry<Object, Object> ent : moduleMapEntries) {
             // type FutureModule
             final Object val = ent.getValue();
             // type Module