--- old/src/share/classes/java/util/logging/StreamHandler.java	2013-12-02 08:52:43.263815081 +0100
+++ new/src/share/classes/java/util/logging/StreamHandler.java	2013-12-02 08:52:43.128817546 +0100
@@ -99,11 +99,21 @@
         }
     }
 
+    // Package private support for security checking.  When isSealed
+    // returns true, we access check updates to the class.
+    // Initially the value is false, but we set to true at end of
+    // each constructor...
+    private final boolean sealed;
+
+    @Override
+    boolean isSealed() {
+        return sealed;
+    }
+
     /**
      * Create a <tt>StreamHandler</tt>, with no current output stream.
      */
     public StreamHandler() {
-        sealed = false;
         configure();
         sealed = true;
     }
@@ -116,7 +126,6 @@
      * @param formatter   Formatter to be used to format output
      */
     public StreamHandler(OutputStream out, Formatter formatter) {
-        sealed = false;
         configure();
         setFormatter(formatter);
         setOutputStream(out);