@Test
 public void testGetInvalidJsonTypedParameter() throws Exception {
   request.setParameter("anykey", "{name: 'Bob");
   int code = 0;
   try {
     request.getTypedParameter("anykey", InputData.class);
   } catch (ProtocolException e) {
     code = e.getCode();
   }
   assertEquals(HttpServletResponse.SC_BAD_REQUEST, code);
 }