code: @Sensitive
      public Hashtable<String, Object> createNewHashtableInSubject(@Sensitive final Subject subject) {
          return AccessController.doPrivileged(new NewHashtablePrivilegedAction(subject));
      }
docs: Creates a Hashtable of values in the Subject without tracing the Subject.
  
  @param subject {@code null} is not supported.
  @return the hashtable containing the properties.