当我在操作上使用 CompressFilter 并且它们是一个错误时,我没有得到我的 ExceptionHandling 命中。对请求不返回响应。如果我删除 Compress 过滤器,那么它会返回错误数组就好了。如何在出现错误时跳过压缩过滤器,或者让它第二次出现?
Controller Action
[HttpPost, CompressAttribute]
public virtual ActionResult Builder()
Global.asax
GlobalConfiguration.Configuration.Filters.Add(new ExceptionHandlingAttribute());
压缩过滤器
[AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, Inherited = true, AllowMultiple = true)]
public class CompressAttribue : ActionFilterAttribute
{
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
var encodingsAccepted = filterContext.HttpContext.Request.Headers["Accept-Encoding"];
if (string.IsNullOrEmpty(encodingsAccepted)) return;
encodingsAccepted = encodingsAccepted.ToLowerInvariant();
var response = filterContext.HttpContext.Response;
if (encodingsAccepted.Contains("gzip"))
{
response.AppendHeader("Content-encoding", "gzip");
response.Filter = new GZipStream(response.Filter, CompressionMode.Compress);
}
else if (encodingsAccepted.Contains("deflate"))
{
response.AppendHeader("Content-encoding", "deflate");
response.Filter = new DeflateStream(response.Filter, CompressionMode.Compress);
}
}
}
最佳答案
我把它移到了 OnActionExecuted
它有效,因为它包含一个 Exception 属性。
public override void OnActionExecuted(ActionExecutedContext filterContext)
{
base.OnActionExecuted(filterContext);
if (filterContext.Exception == null)
{
var encodingsAccepted = filterContext.HttpContext.Request.Headers["Accept-Encoding"];
if (!encodingsAccepted.IsBlank())
{
encodingsAccepted = encodingsAccepted.ToLowerInvariant();
var response = filterContext.HttpContext.Response;
if (encodingsAccepted.Contains("gzip"))
{
response.AppendHeader("Content-encoding", "gzip");
response.Filter = new GZipStream(response.Filter, CompressionMode.Compress);
}
else if (encodingsAccepted.Contains("deflate"))
{
response.AppendHeader("Content-encoding", "deflate");
response.Filter = new DeflateStream(response.Filter, CompressionMode.Compress);
}
}
}
}
关于asp.net-mvc - CompressFilter 与 asp.net MVC 中的 ExceptionHandlerFilter 冲突,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/52907329/