From 8126d1deddd25b8bf138654bdebf153ad1693b19 Mon Sep 17 00:00:00 2001
From: BobHanson <hansonr@stolaf.edu>
Date: Sat, 21 Mar 2020 18:39:59 -0500
Subject: [PATCH] JAL-3560 Platform fixes.

---
 src/jalview/util/Platform.java |   25 ++++++++++++-------------
 1 file changed, 12 insertions(+), 13 deletions(-)

diff --git a/src/jalview/util/Platform.java b/src/jalview/util/Platform.java
index 8498e7f..b779c20 100644
--- a/src/jalview/util/Platform.java
+++ b/src/jalview/util/Platform.java
@@ -452,8 +452,10 @@ public class Platform
 
   public static void addJ2SBinaryType(String ext)
   {
-
-    jsutil.addBinaryFileType(ext);
+    if (isJS())
+    {
+      jsutil.addBinaryFileType(ext);
+    }
   }
 
   /**
@@ -510,8 +512,7 @@ public class Platform
 
   public static Object parseJSON(String json) throws ParseException
   {
-    return (isJS() ? JSON.parse(json)
-            : new JSONParser().parse(json));
+    return (isJS() ? JSON.parse(json) : new JSONParser().parse(json));
   }
 
   public static Object parseJSON(Reader r)
@@ -627,22 +628,20 @@ public class Platform
 
   public static void ensureJmol()
   {
-    if (!isJS())
+    if (isJS())
     {
-      return;
+      jsutil.loadResourceIfClassUnknown("core/core_jvjmol.z.js",
+              "org.jmol.viewer.Viewer");
     }
-    jsutil.loadResourceIfClassUnknown("core/core_jvjmol.z.js",
-            "org.jmol.viewer.Viewer");
   }
 
   public static void ensureRegex()
   {
-    if (!isJS())
+    if (isJS())
     {
-      return;
-    }
     jsutil.loadResourceIfClassUnknown("core/core_stevesoft.z.js",
             "com.stevesoft.pat.Regex");
+    }
   }
 
   public static Regex newRegex(String searchString, String replaceString)
@@ -756,7 +755,7 @@ public class Platform
    * 
    * @return Map for static singleton classes unique to a given applet
    */
-  public static HashMap<?,?> getJSSingletons()
+  public static HashMap<?, ?> getJSSingletons()
   {
     return (isJS() ? jsutil.getJSContext("jssingletons") : null);
   }
@@ -772,7 +771,7 @@ public class Platform
   {
     return new HashSet<>(16, 0.75f);
   }
-  
+
   /**
    * Switch the flag in SwingJS to use or not use the JavaScript Map object in
    * any Hashtable, HashMap, or HashSet. Default is enabled.
-- 
1.7.10.2