/// <summary>
/// 处理进行Ajax请求时产生的异常
/// </summary>
/// <param name="filterContext">异常上下文对象</param>
protected override void HandleAjaxException(ExceptionContext filterContext)
{
if (filterContext.Exception is MessageException)
{
LogUtil.Warn(filterContext.Exception.ToString());
ResponseUtil.ResponseTextHtml("{\"status\":0,\"data\":\"" + filterContext.Exception.Message + "\"}");
}
else if (filterContext.Exception is AuthorizationException)
{
ResponseUtil.ResponseTextHtml("{\"status\":3,\"data\":\"/User/Login\"}");
}
else if (filterContext.Exception is BinderException)
{
LogUtil.Info(filterContext.Exception.ToString());
BinderException be = (BinderException)filterContext.Exception;
if (be.Code == "0")
{
ResponseUtil.ResponseTextHtml("<script>parent.P.Set.TempCallBack('{\"status\":0,\"data\":\"" + filterContext.Exception.Message + "\"}');</script>");
}
}
else
{
LogUtil.Error(filterContext.Exception.ToString());
ResponseUtil.ResponseTextHtml("{\"status\":4,\"data\":\"" + filterContext.Exception.Message + "\"}");
}
filterContext.Result = null;
filterContext.ExceptionHandled = true;
filterContext.HttpContext.Response.StatusCode = 200;
filterContext.HttpContext.Response.TrySkipIisCustomErrors = true;
}
public void TestRuntimeExceptionUnqualifiedValueException()
{
string jsonString = "[{\"Bind\":\"strange.unittests.ISimpleInterface\",\"To\":\"SimpleInterfaceImplementer\"}]";
TestDelegate testDelegate = delegate
{
binder.ConsumeBindings(jsonString);
};
BinderException ex = Assert.Throws <BinderException>(testDelegate); //Because we haven't fully qualified the value
Assert.AreEqual(BinderExceptionType.RUNTIME_NULL_VALUE, ex.type);
}
public void TestRuntimeUnknownTypeException()
{
string jsonString = "[{\"Bind\":true,\"To\":\"Solo\"}]";
TestDelegate testDelegate = delegate
{
binder.ConsumeBindings(jsonString);
};
BinderException ex = Assert.Throws <BinderException>(testDelegate); //Because we can't bind a boolean as a key
Assert.AreEqual(BinderExceptionType.RUNTIME_TYPE_UNKNOWN, ex.type);
}
public void TestRuntimeTooManyKeysException()
{
string jsonString = "[{\"Bind\":[\"Han\",\"Leia\"],\"To\":\"Solo\"}]";
TestDelegate testDelegate = delegate
{
binder.ConsumeBindings(jsonString);
};
BinderException ex = Assert.Throws <BinderException>(testDelegate); //Because we have two keys in a Binder that only supports one
Assert.AreEqual(BinderExceptionType.RUNTIME_TOO_MANY_KEYS, ex.type);
}
public void TestRuntimeNoBindException()
{
string jsonString = "[{\"oops\":\"Han\",\"To\":\"Solo\"}]";
TestDelegate testDelegate = delegate
{
binder.ConsumeBindings(jsonString);
};
BinderException ex = Assert.Throws <BinderException>(testDelegate); //Because we have no bind key
Assert.AreEqual(BinderExceptionType.RUNTIME_NO_BIND, ex.type);
}
public void TestRuntimeExceptionTooManyValues()
{
string jsonString = "[{\"Bind\":\"strange.unittests.ISimpleInterface\",\"To\":[\"strange.unittests.SimpleInterfaceImplementer\",\"strange.unittests.PolymorphicClass\"]}]";
TestDelegate testDelegate = delegate
{
binder.ConsumeBindings(jsonString);
};
BinderException ex = Assert.Throws <BinderException>(testDelegate); //Because we have two values in a Binder that only supports one
Assert.AreEqual(BinderExceptionType.RUNTIME_TOO_MANY_VALUES, ex.type);
}
public void TestThrowsErrorOnUnresolvedAbstraction()
{
string jsonString = "[{\"Bind\":\"strange.unittests.TestView2\",\"To\":\"strange.unittests.TestMediator\",\"ToAbstraction\":\"TestView\"}]";
TestDelegate testDelegate = delegate
{
mediationBinder.ConsumeBindings(jsonString);
};
BinderException ex = Assert.Throws <BinderException>(testDelegate); //Because the Abstraction value isn't fully qualified
Assert.AreEqual(BinderExceptionType.RUNTIME_NULL_VALUE, ex.type);
}
public void TestConflictWithoutWeak()
{
binder.Bind <ISimpleInterface>().To <SimpleInterfaceImplementer>();
TestDelegate testDelegate = delegate
{
binder.Bind <ISimpleInterface>().To <SimpleInterfaceImplementerTwo>();
object instance = binder.GetBinding <ISimpleInterface>().value;
Assert.IsNotNull(instance);
};
BinderException ex = Assert.Throws <BinderException>(testDelegate); //Because we have a conflict between the two above bindings
Assert.AreEqual(BinderExceptionType.CONFLICT_IN_BINDER, ex.type);
}
public void TestRuntimeFailedWhitelistException()
{
string jsonString = "[{\"Bind\":\"Han\",\"To\":\"Solo\"}, {\"Bind\":\"Darth\",\"To\":\"Vader\"}]";
System.Collections.Generic.List <object> whitelist = new System.Collections.Generic.List <object> ();
whitelist.Add("Solo");
binder.WhitelistBindings(whitelist);
TestDelegate testDelegate = delegate
{
binder.ConsumeBindings(jsonString);
};
BinderException ex = Assert.Throws <BinderException>(testDelegate); //Because Vader is not whitelisted
Assert.AreEqual(BinderExceptionType.RUNTIME_FAILED_WHITELIST_CHECK, ex.type);
}
public void TestRuntimeUnqualifiedCommandException()
{
string jsonInjectorString = "[{\"Bind\":\"strange.unittests.ISimpleInterface\",\"To\":\"strange.unittests.SimpleInterfaceImplementer\", \"Options\":\"ToSingleton\"}]";
injectionBinder.ConsumeBindings(jsonInjectorString);
string jsonCommandString = "[{\"Bind\":\"TestEvent\",\"To\":\"CommandWithInjection\"}]";
TestDelegate testDelegate = delegate
{
commandBinder.ConsumeBindings(jsonCommandString);
};
BinderException ex = Assert.Throws <BinderException> (testDelegate);
Assert.AreEqual(ex.type, BinderExceptionType.RUNTIME_NULL_VALUE);
}
/// <summary>
/// 处理非Ajax请求时产生的异常
/// </summary>
/// <param name="filterContext">异常上下文对象</param>
protected override void HandleException(ExceptionContext filterContext)
{
// 下面是临时演示，以后需按异常类型完善
if (filterContext.Exception is MessageException)
{
LogUtil.Warn(filterContext.Exception.ToString());
//Response.Write("<div style=\"padding-top:100px; margin:0 auto; text-align:center;\">");
//Response.Write("抱歉，发生了错误，参考消息：<span style='color:red;'>" + filterContext.Exception.Message + "</span>");
//Response.Write("<br /><br /><a href=\"javascript:history.back();\">单击此处返回</a>");
//Response.Write("</div>");
}
else if (filterContext.Exception is AuthorizationException)
{
// Response.Redirect("/User/Login", true);
Response.Redirect("/Apply/ApplyPrompt", true);
}
else if (filterContext.Exception is BinderException)
{
LogUtil.Info(filterContext.Exception.ToString());
BinderException be = (BinderException)filterContext.Exception;
if (be.Code == "0")
{
ResponseUtil.ResponseTextHtml("<script>parent.P.Set.TempCallBack('{\"status\":0,\"data\":\"" + filterContext.Exception.Message + "\"}');</script>");
}
}
else
{
//此处日志由父类记录，避免重复记录
//LogUtil.Error(filterContext.Exception.ToString());
// 注要：如果想通过url传递任何参数，一定要防止注入攻击
base.HandleException(filterContext);
}
ViewBag.Message = filterContext.Exception.Message;
ViewBag.StackTrace = filterContext.Exception.StackTrace;
filterContext.Result = View("Error");
filterContext.ExceptionHandled = true;
filterContext.HttpContext.Response.StatusCode = 500;
filterContext.HttpContext.Response.TrySkipIisCustomErrors = true;
}
