/// <summary>
/// 处理Api行为执行过程中产生的异常
/// </summary>
/// <param name="actionContext">上下文</param>
/// <param name="actionfilters">过滤器</param>
/// <param name="exception">异常项</param>
private void ProcessExecutingException(ActionContext actionContext, IEnumerable<IFilter> actionfilters, Exception exception)
{
var exceptionContext = new ExceptionContext(actionContext, new ApiExecuteException(actionContext, exception));
this.ExecExceptionFilters(actionfilters, exceptionContext);
if (exceptionContext.ExceptionHandled == false)
{
throw exception;
}
var result = exceptionContext.Result == null ? new ErrorResult { Status = 500, Errors = exception.Message } : exceptionContext.Result;
result.ExecuteResult(actionContext);
}
/// <summary>
/// 异常触发
/// </summary>
/// <param name="filterContext">上下文</param>
protected virtual void OnException(ExceptionContext filterContext)
{
}
/// <summary>
/// 执行异常过滤器
/// </summary>
/// <param name="actionFilters">Api行为过滤器</param>
/// <param name="exceptionContext">上下文</param>
private void ExecExceptionFilters(IEnumerable<IFilter> actionFilters, ExceptionContext exceptionContext)
{
foreach (var filter in this.Server.GlobalFilter.ExceptionFilters)
{
filter.OnException(exceptionContext);
if (exceptionContext.ExceptionHandled) return;
}
((IExceptionFilter)this).OnException(exceptionContext);
if (exceptionContext.ExceptionHandled) return;
foreach (var filter in actionFilters)
{
var exceptionFilter = filter as IExceptionFilter;
if (exceptionFilter != null)
{
exceptionFilter.OnException(exceptionContext);
if (exceptionContext.ExceptionHandled) return;
}
}
}
protected override void OnException(NetworkSocket.Http.ExceptionContext filterContext)
{
Console.WriteLine(filterContext.Exception);
base.OnException(filterContext);
}
/// <summary>
/// 异常触发
/// </summary>
/// <param name="filterContext">上下文</param>
void IExceptionFilter.OnException(ExceptionContext filterContext)
{
this.OnException(filterContext);
}
/// <summary>
/// 执行全局异常过滤器
/// </summary>
/// <param name="exceptionContext">上下文</param>
private void ExecGlobalExceptionFilters(ExceptionContext exceptionContext)
{
if (this.GlobalFilters.Count == 0)
{
return;
}
foreach (IFilter filter in this.GlobalFilters)
{
filter.OnException(exceptionContext);
if (exceptionContext.ExceptionHandled == true) break;
}
if (exceptionContext.ExceptionHandled == false)
{
throw exceptionContext.Exception;
}
}
/// <summary>
/// 收到Http请求
/// </summary>
/// <param name="request">请求对象</param>
/// <param name="response">回复对象</param>
protected override void OnHttpRequest(HttpRequest request, HttpResponse response)
{
var route = request.Url.AbsolutePath;
var action = this.httpActionList.TryGet(route);
var requestContext = new RequestContext(request, response);
if (action == null)
{
var exception = new ApiNotExistException(route);
var exceptionContext = new ExceptionContext(requestContext, exception);
foreach (var filter in this.GlobalFilter.ExceptionFilters)
{
filter.OnException(exceptionContext);
if (exceptionContext.ExceptionHandled == true) break;
}
var result = exceptionContext.Result == null ? new ErrorResult { Status = 404, Errors = exception.Message } : exceptionContext.Result;
result.ExecuteResult(requestContext);
}
else
{
var controller = this.DependencyResolver.GetService(action.DeclaringService) as HttpController;
var actionContext = new ActionContext(requestContext, action);
controller.Server = this;
((IHttpController)controller).Execute(actionContext);
}
}
/// <summary>
/// 异常时
/// </summary>
/// <param name="session">产生异常的会话</param>
/// <param name="exception">异常</param>
protected sealed override void OnException(ISession session, Exception exception)
{
var response = new HttpResponse(session);
var requestContext = new RequestContext(null, response);
var exceptionConext = new ExceptionContext(requestContext, exception);
this.ExecGlobalExceptionFilters(exceptionConext);
if (exceptionConext.Result != null)
{
exceptionConext.Result.ExecuteResult(requestContext);
}
else
{
base.OnException(session, exception);
}
}
/// <summary>
/// 处理Http异常
/// </summary>
/// <param name="ex">Http异常</param>
/// <param name="context">请求上下文</param>
private void ProcessHttpException(HttpException ex, RequestContext context)
{
var exceptionContent = new ExceptionContext(context, ex);
this.ExecGlobalExceptionFilters(exceptionContent);
var result = exceptionContent.Result ?? new ErrorResult(ex);
result.ExecuteResult(context);
}
/// <summary>
/// 执行异常过滤器
/// </summary>
/// <param name="filters">Api行为过滤器</param>
/// <param name="exceptionContext">上下文</param>
private void ExecExceptionFilters(IEnumerable<IFilter> filters, ExceptionContext exceptionContext)
{
var totalFilters = this.GetTotalFilters(filters);
foreach (var filter in totalFilters)
{
filter.OnException(exceptionContext);
if (exceptionContext.ExceptionHandled == true) break;
}
}
public void OnException(ExceptionContext filterContext)
{
filterContext.ExceptionHandled = true;
filterContext.Result = new ContentResult("异常处理完成 ..");
}
/// <summary>
/// 处理http请求
/// </summary>
/// <param name="requestContext">请求上下文</param>
private void ProcessRequest(RequestContext requestContext)
{
var route = requestContext.Request.Url.AbsolutePath;
var action = this.httpActionList.TryGet(requestContext.Request);
if (action == null)
{
var exception = new ApiNotExistException(route);
var exceptionContext = new ExceptionContext(requestContext, exception);
foreach (var filter in this.GlobalFilter.ExceptionFilters)
{
filter.OnException(exceptionContext);
if (exceptionContext.ExceptionHandled == true) break;
}
var result = exceptionContext.Result != null ? exceptionContext.Result : new ErrorResult
{
Status = 404,
Errors = exception.Message
};
result.ExecuteResult(requestContext);
}
else
{
var controller = this.DependencyResolver.GetService(action.DeclaringService) as HttpController;
var actionContext = new ActionContext(requestContext, action);
controller.Server = this;
((IHttpController)controller).Execute(actionContext);
// 释放资源
this.DependencyResolver.TerminateService(controller);
}
}
/// <summary>
/// 处理找不到Action
/// </summary>
/// <param name="route">路由</param>
/// <param name="requestContext">上下文</param>
private void ProcessActionNotFound(string route, RequestContext requestContext)
{
var exception = new ApiNotExistException(route);
var exceptionContext = new ExceptionContext(requestContext, exception);
foreach (var filter in this.GlobalFilter.ExceptionFilters)
{
filter.OnException(exceptionContext);
if (exceptionContext.ExceptionHandled == true) break;
}
var result = exceptionContext.Result != null ? exceptionContext.Result : new ErrorResult
{
Status = 404,
Errors = exception.Message
};
result.ExecuteResult(requestContext);
}
/// <summary>
/// 处理Api行为执行过程中产生的异常
/// </summary>
/// <param name="actionContext">上下文</param>
/// <param name="actionfilters">过滤器</param>
/// <param name="exception">异常项</param>
private void ProcessExecutingException(ActionContext actionContext, IEnumerable<IFilter> actionfilters, Exception exception)
{
var exceptionContext = new ExceptionContext(actionContext, new ApiExecuteException(exception));
this.ExecAllExceptionFilters(actionfilters, exceptionContext);
var result = exceptionContext.Result;
if (result == null)
{
result = new ErrorResult { Status = 500, Errors = exception.Message };
}
result.ExecuteResult(actionContext);
}
protected override void OnException(ExceptionContext filterContext)
{
filterContext.ExceptionHandled = true;
}
protected override void OnException(ExceptionContext filterContext)
{
filterContext.ExceptionHandled = true;
filterContext.Result = new ContentResult("异常处理完成 ..");
}