@Override
 @Before
 public void setUp() throws Exception {
   protocolLookupableHelperServiceImpl = new ProtocolLookupableHelperServiceImpl();
   protocolLookupableHelperServiceImpl.setBusinessObjectClass(Protocol.class);
   super.setUp();
 }
 @Override
 @After
 public void tearDown() throws Exception {
   protocolLookupableHelperServiceImpl = null;
   super.tearDown();
 }