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▶ ValidateHeaderHandler.cs
using System.Net;
using System.Net.Http;
using System.Threading;
using System.Threading.Tasks;
namespace TestProject
{
/// <summary>
/// 헤더 검증 핸들러
/// </summary>
public class ValidateHeaderHandler : DelegatingHandler
{
//////////////////////////////////////////////////////////////////////////////////////////////////// Method
////////////////////////////////////////////////////////////////////////////////////////// Protected
#region 송신하기 (비동기) - SendAsync(request, cancellationToken)
/// <summary>
/// 송신하기 (비동기)
/// </summary>
/// <param name="httpRequestMessage">HTTP 요청 메시지</param>
/// <param name="cancellationToken">취소 토큰</param>
/// <returns>HTTP 응답 메시지 태스크</returns>
protected override async Task<HttpResponseMessage> SendAsync
(
HttpRequestMessage httpRequestMessage,
CancellationToken cancellationToken
)
{
if(!httpRequestMessage.Headers.Contains("X-API-KEY"))
{
return new HttpResponseMessage(HttpStatusCode.BadRequest)
{
Content = new StringContent("You must supply an API key header called X-API-KEY")
};
}
return await base.SendAsync(httpRequestMessage, cancellationToken);
}
#endregion
}
}728x90
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