From 479e884a06affa30032aec7e0d79c4a2c0023fb6 Mon Sep 17 00:00:00 2001
From: Konloch <konloch@gmail.com>
Date: Wed, 21 Jul 2021 06:28:07 -0700
Subject: [PATCH] Fallback For No JS Engine

---
 .../plugin/strategies/JavascriptPluginLaunchStrategy.java     | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/java/the/bytecode/club/bytecodeviewer/plugin/strategies/JavascriptPluginLaunchStrategy.java b/src/main/java/the/bytecode/club/bytecodeviewer/plugin/strategies/JavascriptPluginLaunchStrategy.java
index bd3db8f2..373f5930 100644
--- a/src/main/java/the/bytecode/club/bytecodeviewer/plugin/strategies/JavascriptPluginLaunchStrategy.java
+++ b/src/main/java/the/bytecode/club/bytecodeviewer/plugin/strategies/JavascriptPluginLaunchStrategy.java
@@ -51,6 +51,10 @@ public class JavascriptPluginLaunchStrategy implements PluginLaunchStrategy
         if (engine == null)
         {
             engine = manager.getEngineByName(fallBackEngine);
+            
+            if (engine == null)
+                throw new Exception("Cannot find Javascript script engine! Please contact Konloch.");
+            
             Bindings bindings = engine.getBindings(ScriptContext.ENGINE_SCOPE);
             bindings.put("polyglot.js.allowHostAccess", true);
             bindings.put("polyglot.js.allowAllAccess", true);