--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/api/scripting/NashornScriptEngineFactory.java	Wed Jul 05 22:21:06 2017 +0200
+++ b/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/api/scripting/NashornScriptEngineFactory.java	Wed Oct 19 13:27:20 2016 +0530
@@ -129,10 +129,11 @@
 
     @Override
     public String getProgram(final String... statements) {
+        Objects.requireNonNull(statements);
         final StringBuilder sb = new StringBuilder();
 
         for (final String statement : statements) {
-            sb.append(statement).append(';');
+            sb.append(Objects.requireNonNull(statement)).append(';');
         }
 
         return sb.toString();