public class ExceptionFilter : System.Web.Http.Filters.IExceptionFilter
{
bool IFilter.AllowMultiple => true;
Task IExceptionFilter.ExecuteExceptionFilterAsync(HttpActionExecutedContext actionExecutedContext, CancellationToken cancellationToken)
{
var ex = actionExecutedContext.Exception;
actionExecutedContext.Response = new System.Net.Http.HttpResponseMessage() ;
actionExecutedContext.Response.Content = new System.Net.Http.ObjectContent(typeof(ReplyPack<string>),
new ReplyPack<string> { Status = 500, Msg = ex.Message, Value = null },
new JsonMediaTypeFormatter());
return Task.FromResult(0);
}
}
config.Filters.Add(new ExceptionFilter());