src/java.scripting/share/classes/javax/script/ScriptEngineManager.java

*** 75,85 ****
          init(loader);
      }
  
      private void init(final ClassLoader loader) {
          globalScope = new SimpleBindings();
!         engineSpis = new TreeSet<ScriptEngineFactory>(Comparator.comparing(ScriptEngineFactory::getEngineName));
          nameAssociations = new HashMap<String, ScriptEngineFactory>();
          extensionAssociations = new HashMap<String, ScriptEngineFactory>();
          mimeTypeAssociations = new HashMap<String, ScriptEngineFactory>();
          initEngines(loader);
      }
--- 75,88 ----
          init(loader);
      }
  
      private void init(final ClassLoader loader) {
          globalScope = new SimpleBindings();
!         engineSpis = new TreeSet<ScriptEngineFactory>(Comparator.comparing(
!             ScriptEngineFactory::getEngineName,
!             Comparator.nullsLast(Comparator.naturalOrder()))
!         );
          nameAssociations = new HashMap<String, ScriptEngineFactory>();
          extensionAssociations = new HashMap<String, ScriptEngineFactory>();
          mimeTypeAssociations = new HashMap<String, ScriptEngineFactory>();
          initEngines(loader);
      }