//DataPortal_Update is used to verify that the GlobalContext["MSG"]
        //changed on the server does not change the value on the client
        public override void DataPortal_Update(DataPortalClient.LocalProxy <GlobalContextBOVerifier> .CompletedHandler handler)
        {
            SetContextValueModified(Contexts.Global);

            handler(this, null);
        }
        //DataPortal_Insert is used to verify that the GlobalContext["MSG"] is received on the server
        public override void DataPortal_Insert(DataPortalClient.LocalProxy <GlobalContextBOVerifier> .CompletedHandler handler)
        {
            SetReceivedContextValuePropertyFrom(Contexts.Global);

            handler(this, null);
        }