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

@@ -211,11 +211,12 @@
                 throw new IllegalArgumentException("Illegal scope value.");
         }
     }
 
     /**
-     * Sets the value of an attribute in a given scope.
+     * Sets the value of an attribute in a given scope. If the scope is <code>GLOBAL_SCOPE</code>
+     * and no Bindings is set for <code>GLOBAL_SCOPE</code>, then setAttribute call is a no-op.
      *
      * @param name The name of the attribute to set
      * @param value The value of the attribute
      * @param scope The scope in which to set the attribute
      *