Kit.Core/LibExternal/Minio/DataModel/Result/ResponseResult.cs

132 lines
3.5 KiB
C#

/*
* MinIO .NET Library for Amazon S3 Compatible Cloud Storage,
* (C) 2017-2021 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System.Net;
using System.Text;
namespace Minio.DataModel.Result;
public sealed class ResponseResult : IDisposable
{
private readonly Dictionary<string, string> headers = new(StringComparer.Ordinal);
private string content;
private ReadOnlyMemory<byte> contentBytes;
private bool disposed;
private Stream stream;
public ResponseResult(HttpRequestMessage request, HttpResponseMessage response)
{
Request = request;
Response = response;
}
public ResponseResult(HttpRequestMessage request, Exception exception)
: this(request, response: null)
{
Exception = exception;
}
public Exception Exception { get; set; }
public HttpRequestMessage Request { get; }
public HttpResponseMessage Response { get; }
public HttpStatusCode StatusCode
{
get
{
#pragma warning disable MA0099 // Use Explicit enum value instead of 0
if (Response is null) return 0;
#pragma warning restore MA0099 // Use Explicit enum value instead of 0
return Response.StatusCode;
}
}
public Stream ContentStream
{
get
{
if (Response is null) return null;
return stream ??= Response.Content.ReadAsStream();
}
}
public ReadOnlyMemory<byte> ContentBytes
{
get
{
if (ContentStream is null)
return ReadOnlyMemory<byte>.Empty;
if (contentBytes.IsEmpty)
{
using var memoryStream = new MemoryStream();
ContentStream.CopyTo(memoryStream);
contentBytes = new ReadOnlyMemory<byte>(memoryStream.GetBuffer(), 0, (int)memoryStream.Length);
}
return contentBytes;
}
}
public string Content
{
get
{
if (ContentBytes.Length == 0) return "";
content ??= Encoding.UTF8.GetString(ContentBytes.Span);
return content;
}
}
public IDictionary<string, string> Headers
{
get
{
if (Response is null) return new Dictionary<string, string>(StringComparer.Ordinal);
if (headers.Count == 0)
{
if (Response.Content is not null)
foreach (var item in Response.Content.Headers)
headers.Add(item.Key, item.Value.FirstOrDefault());
foreach (var item in Response.Headers) headers.Add(item.Key, item.Value.FirstOrDefault());
}
return headers;
}
}
public string ErrorMessage => Exception?.Message;
public void Dispose()
{
if (disposed) return;
stream?.Dispose();
Request?.Dispose();
Response?.Dispose();
content = null;
contentBytes = null;
stream = null;
disposed = true;
}
}