protected ElasticsearchServerError GetErrorFromStream <T>(Stream stream)
{
try
{
var e = this._serializer.Deserialize <OneToOneServerException>(stream);
return(ElasticsearchServerError.Create(e));
}
// ReSharper disable once EmptyGeneralCatchClause
// parsing failure of exception should not be fatal, its a best case helper.
catch { }
return(null);
}
/* STREAM HANDLING ********************************************/
private ElasticsearchServerError ThrowOrGetErrorFromStreamResponse <T>(
TransportRequestState <T> requestState,
ElasticsearchResponse <Stream> streamResponse)
{
if (IsValidResponse(requestState, streamResponse))
{
return(null);
}
if (((streamResponse.HttpStatusCode.HasValue && streamResponse.HttpStatusCode.Value <= 0) ||
!streamResponse.HttpStatusCode.HasValue) && streamResponse.OriginalException != null)
{
throw streamResponse.OriginalException;
}
ElasticsearchServerError error = null;
var type = typeof(T);
if (typeof(Stream).IsAssignableFrom(typeof(T)) || typeof(T) == typeof(VoidResponse))
{
return(null);
}
if (streamResponse.Response != null && !(this.Settings.KeepRawResponse || this.TypeOfResponseCopiesDirectly <T>()))
{
var e = this.Serializer.Deserialize <OneToOneServerException>(streamResponse.Response);
error = ElasticsearchServerError.Create(e);
}
else if (streamResponse.Response != null)
{
var ms = new MemoryStream();
streamResponse.Response.CopyTo(ms);
ms.Position = 0;
streamResponse.ResponseRaw = this.Settings.KeepRawResponse ? ms.ToArray() : null;
try
{
var e = this.Serializer.Deserialize <OneToOneServerException>(ms);
error = ElasticsearchServerError.Create(e);
}
catch (Exception e)
{
var raw = ms.ToArray().Utf8String();
}
ms.Position = 0;
streamResponse.Response.Close();
streamResponse.Response = ms;
}
else
{
error = new ElasticsearchServerError
{
Status = streamResponse.HttpStatusCode.GetValueOrDefault(-1)
}
};
if (this.Settings.ThrowOnElasticsearchServerExceptions)
{
throw new ElasticsearchServerException(error);
}
return(error);
}