[commons-bcel] 02/03: Avoid unlikely NPE.

[ggregory]

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ggregory pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-bcel.git

commit 070bd89dd935ed064831f5ada2f17810d0d0c7f7
Author: Gary Gregory <gardgreg...@gmail.com>
AuthorDate: Wed Jul 29 16:19:50 2020 -0400

    Avoid unlikely NPE.
---
 src/main/java/org/apache/bcel/util/ClassPath.java | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/main/java/org/apache/bcel/util/ClassPath.java 
b/src/main/java/org/apache/bcel/util/ClassPath.java
index 74f2705..4af5b46 100644
--- a/src/main/java/org/apache/bcel/util/ClassPath.java
+++ b/src/main/java/org/apache/bcel/util/ClassPath.java
@@ -451,8 +451,10 @@ public class ClassPath implements Closeable {
         final File modulesDir = new File(modulesPath);
         if (modulesDir.exists()) {
             final String[] modules = modulesDir.list(MODULES_FILTER);
-            for (String module : modules) {
-                list.add(modulesDir.getPath() + File.separatorChar + module);
+            if (modules != null) {
+                for (String module : modules) {
+                    list.add(modulesDir.getPath() + File.separatorChar + 
module);
+                }
             }
         }
     }