Fix NullPointerException when checking if a class is a record due to super class being null (#510)

* fix npe when checking if a class is a record

* mark superClass as nullable

1 files changed, 2 insertions, 2 deletions

diff --git a/enigma/src/main/java/cuchaz/enigma/translation/representation/entry/ClassDefEntry.java b/enigma/src/main/java/cuchaz/enigma/translation/representation/entry/ClassDefEntry.java
index cb2faf06..eb3ea42a 100644
--- a/enigma/src/main/java/cuchaz/enigma/translation/representation/entry/ClassDefEntry.java
+++ b/enigma/src/main/java/cuchaz/enigma/translation/representation/entry/ClassDefEntry.java
@@ -28,7 +28,7 @@ import cuchaz.enigma.translation.representation.Signature;
 public class ClassDefEntry extends ClassEntry implements DefEntry<ClassEntry> {
         private final AccessFlags access;
         private final Signature signature;
-        private final ClassEntry superClass;
+        private final @Nullable ClassEntry superClass;
         private final ClassEntry[] interfaces;
 
         public ClassDefEntry(String className, Signature signature, AccessFlags access, @Nullable ClassEntry superClass, ClassEntry[] interfaces) {
@@ -75,7 +75,7 @@ public class ClassDefEntry extends ClassEntry implements DefEntry<ClassEntry> {
         }
 
         public boolean isRecord() {
-                return superClass.getName().equals("java/lang/Record");
+                return superClass != null && superClass.getName().equals("java/lang/Record");
         }
 
         @Override