public string RewriteExceptionTypeFrom(ProblemDetails problemDetails)
{
var exceptionName = problemDetails
?.ProblemTypeUri
.Split(":", StringSplitOptions.RemoveEmptyEntries)
.LastOrDefault();
if (string.IsNullOrWhiteSpace(exceptionName))
{
return(string.Empty);
}
var exceptionType = AssemblyBuilder
.DefineDynamicAssembly(new AssemblyName("CustomProblemDetailsHelperAssembly"), AssemblyBuilderAccess.Run)
.DefineDynamicModule("CustomProblemDetailsHelperModule")
.DefineType(
$"{exceptionName}Exception",
TypeAttributes.Public | TypeAttributes.Class,
typeof(Exception))
.CreateType();
dynamic customException = Activator.CreateInstance(exceptionType ?? typeof(Exception)) ?? new Exception();
return(GetExceptionTypeUriFor(customException));
}
protected override ProblemDetails GetApiProblemFor(DomainException exception) =>
new ProblemDetails
{
HttpStatus = StatusCodes.Status400BadRequest,
Title = ProblemDetails.DefaultTitle,
Detail = exception.Message,
ProblemTypeUri = _problemDetailsHelper.GetExceptionTypeUriFor(exception),
ProblemInstanceUri = $"{_problemDetailsHelper.GetInstanceBaseUri()}/{ProblemDetails.GetProblemNumber()}"
};
protected override ProblemDetails GetApiProblemFor(HttpRequestException exception) =>
new ProblemDetails
{
HttpStatus = StatusCodes.Status503ServiceUnavailable,
Title = ProblemDetails.DefaultTitle,
Detail = exception.Message,
ProblemTypeUri = ProblemDetails.GetTypeUriFor(exception),
ProblemInstanceUri = ProblemDetails.GetProblemNumber()
};
protected override ProblemDetails GetApiProblemFor(AggregateNotFoundException exception) =>
new ProblemDetails
{
HttpStatus = StatusCodes.Status400BadRequest,
Title = "Deze actie is niet geldig!",
Detail = $"De resource met id '{exception.Identifier}' werd niet gevonden.",
ProblemTypeUri = ProblemDetails.GetTypeUriFor(exception),
ProblemInstanceUri = ProblemDetails.GetProblemNumber()
};
protected override ProblemDetails GetApiProblemFor(ApiException exception) =>
new ProblemDetails
{
HttpStatus = exception.StatusCode,
Title = ProblemDetails.DefaultTitle,
Detail = exception.Message,
ProblemTypeUri = ProblemDetails.GetTypeUriFor(exception),
ProblemInstanceUri = ProblemDetails.GetProblemNumber()
};
protected override ProblemDetails GetApiProblemFor(DBConcurrencyException exception) =>
new ProblemDetails
{
HttpStatus = StatusCodes.Status409Conflict,
Title = ProblemDetails.DefaultTitle,
Detail = exception.Message,
ProblemTypeUri = ProblemDetails.GetTypeUriFor(exception),
ProblemInstanceUri = ProblemDetails.GetProblemNumber()
};
public string GetInstanceUri(HttpContext httpContext)
{
// this is the same behaviour that Asp.Net core uses
var traceId = Activity.Current?.Id ?? httpContext.TraceIdentifier;
var problemBaseInstanceUri = GetInstanceBaseUri();
return(!string.IsNullOrWhiteSpace(traceId)
? $"{problemBaseInstanceUri}/{Deterministic.Create(ProblemDetailsSeed, traceId):N}"
: $"{problemBaseInstanceUri}/{ProblemDetails.GetProblemNumber()}");
}
public ApiProblemDetailsException(string message, int statusCode, ProblemDetails problemDetails, Exception innerException)
: base(message, statusCode, innerException)
{
Details = problemDetails ?? throw new ArgumentNullException(nameof(problemDetails));
}
public static void SetTraceId(this ProblemDetails details, ProblemDetailsHelper problemDetailsHelper, HttpContext httpContext) => details.ProblemInstanceUri = problemDetailsHelper.GetInstanceUri(httpContext);
public string GetExceptionTypeUriFor <T>() where T : Exception
=> string.IsNullOrWhiteSpace(NamespaceOverride)
? ProblemDetails.GetTypeUriFor <T>()
: ProblemDetails.GetTypeUriFor <T>(NamespaceOverride);
public static void SetTraceId(ProblemDetails details, HttpContext httpContext) => details.ProblemInstanceUri = httpContext.GetProblemInstanceUri();
