Update Elastic.Transport

src/Elastic.Clients.Elasticsearch.Serverless/Core/ElasticsearchClientProductRegistration.cs

@@ -25,14 +25,14 @@ public ElasticsearchClientProductRegistration(Type markerType) : base(markerType
 
 	public override string ServiceIdentifier => "esv";
 
-	public override string DefaultMimeType => null; // Prevent base 'ElasticsearchProductRegistration' from sending the compatibility header
+	public override string? DefaultContentType => null; // Prevent base 'ElasticsearchProductRegistration' from sending the compatibility header
 
 	public override MetaHeaderProvider MetaHeaderProvider => _metaHeaderProvider;
 
 	/// <summary>
 	///     Elastic.Clients.Elasticsearch handles 404 in its <see cref="ElasticsearchResponse.IsValidResponse" />, we do not want the low level client throwing
 	///     exceptions
-	///     when <see cref="ITransportConfiguration.ThrowExceptions" /> is enabled for 404's. The client is in charge of
+	///     when <see cref="IRequestConfiguration.ThrowExceptions" /> is enabled for 404's. The client is in charge of
 	///     composing paths
 	///     so a 404 never signals a wrong URL but a missing entity.
 	/// </summary>
@@ -77,7 +77,7 @@ public class ApiVersionMetaHeaderProducer : MetaHeaderProducer
 
 	public override string HeaderName => "Elastic-Api-Version";
 
-	public override string ProduceHeaderValue(RequestData requestData) => _apiVersion;
+	public override string ProduceHeaderValue(RequestData requestData, bool isAsync) => _apiVersion;
 
 	public ApiVersionMetaHeaderProducer(VersionInfo version)
 	{

src/Elastic.Clients.Elasticsearch.Serverless/Elastic.Clients.Elasticsearch.Serverless.csproj

@@ -21,7 +21,7 @@
     <Nullable>annotations</Nullable>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Elastic.Transport" Version="0.4.26" />
+    <PackageReference Include="Elastic.Transport" Version="0.5.2" />
   </ItemGroup>
   <ItemGroup>
     <InternalsVisibleTo Include="Tests" Key="$(ExposedPublicKey)" />

src/Elastic.Clients.Elasticsearch/Core/ElasticsearchClientProductRegistration.cs

@@ -18,7 +18,7 @@ public ElasticsearchClientProductRegistration(Type markerType) : base(markerType
 	/// <summary>
 	///     Elastic.Clients.Elasticsearch handles 404 in its <see cref="ElasticsearchResponse.IsValidResponse" />, we do not want the low level client throwing
 	///     exceptions
-	///     when <see cref="ITransportConfiguration.ThrowExceptions" /> is enabled for 404's. The client is in charge of
+	///     when <see cref="IRequestConfiguration.ThrowExceptions" /> is enabled for 404's. The client is in charge of
 	///     composing paths
 	///     so a 404 never signals a wrong URL but a missing entity.
 	/// </summary>

src/Elastic.Clients.Elasticsearch/Elastic.Clients.Elasticsearch.csproj

@@ -21,7 +21,7 @@
     <Nullable>annotations</Nullable>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Elastic.Transport" Version="0.4.26" />
+    <PackageReference Include="Elastic.Transport" Version="0.5.2" />
   </ItemGroup>
   <ItemGroup>
     <InternalsVisibleTo Include="Tests" Key="$(ExposedPublicKey)" />

src/Elastic.Clients.Elasticsearch/_Shared/Api/BulkRequest.cs

@@ -32,13 +32,17 @@ namespace Elastic.Clients.Elasticsearch;
 
 public partial class BulkRequest : IStreamSerializable
 {
-	internal Request Self => this;
+	private static readonly IRequestConfiguration RequestConfigSingleton = new RequestConfiguration
+	{
+		Accept = "application/json",
+		ContentType = "application/x-ndjson"
+	};
 
-	public BulkOperationsCollection Operations { get; set; }
+	internal Request Self => this;
 
-	internal override string ContentType => "application/x-ndjson";
+	protected internal override IRequestConfiguration RequestConfig => RequestConfigSingleton;
 
-	internal override string Accept => "application/json";
+	public BulkOperationsCollection Operations { get; set; }
 
 	public void Serialize(Stream stream, IElasticsearchClientSettings settings, SerializationFormatting formatting = SerializationFormatting.None)
 	{
@@ -87,9 +91,13 @@ public async Task SerializeAsync(Stream stream, IElasticsearchClientSettings set
 
 public sealed partial class BulkRequestDescriptor : IStreamSerializable
 {
-	internal override string ContentType => "application/x-ndjson";
+	private static readonly IRequestConfiguration RequestConfigSingleton = new RequestConfiguration
+	{
+		Accept = "application/json",
+		ContentType = "application/x-ndjson"
+	};
 
-	internal override string Accept => "application/json";
+	protected internal override IRequestConfiguration RequestConfig => RequestConfigSingleton;
 
 	private readonly BulkOperationsCollection _operations = new();
 

src/Elastic.Clients.Elasticsearch/_Shared/Api/Esql/EsqlQueryRequest.cs

@@ -12,18 +12,19 @@
 #if ELASTICSEARCH_SERVERLESS
 namespace Elastic.Clients.Elasticsearch.Serverless.Esql;
 #else
-
 namespace Elastic.Clients.Elasticsearch.Esql;
 #endif
 
-internal sealed class EsqlResponseBuilder : CustomResponseBuilder
+internal sealed class EsqlResponseBuilder : TypedResponseBuilder<EsqlQueryResponse>
 {
-	public override object DeserializeResponse(Serializer serializer, ApiCallDetails response, Stream stream)
+	protected override EsqlQueryResponse? Build(ApiCallDetails apiCallDetails, RequestData requestData,
+		Stream responseStream,
+		string contentType, long contentLength)
 	{
-		var bytes = stream switch
+		var bytes = responseStream switch
 		{
 			MemoryStream ms => ms.ToArray(),
-			_ => BytesFromStream(stream)
+			_ => BytesFromStream(responseStream)
 		};
 
 		return new EsqlQueryResponse { Data = bytes };
@@ -37,13 +38,14 @@ static byte[] BytesFromStream(Stream stream)
 		}
 	}
 
-	public override async Task<object> DeserializeResponseAsync(Serializer serializer, ApiCallDetails response, Stream stream,
-		CancellationToken ctx = new CancellationToken())
+	protected override async Task<EsqlQueryResponse?> BuildAsync(ApiCallDetails apiCallDetails, RequestData requestData,
+		Stream responseStream,
+		string contentType, long contentLength, CancellationToken cancellationToken = default)
 	{
-		var bytes = stream switch
+		var bytes = responseStream switch
 		{
 			MemoryStream ms => ms.ToArray(),
-			_ => await BytesFromStreamAsync(stream, ctx).ConfigureAwait(false)
+			_ => await BytesFromStreamAsync(responseStream, cancellationToken).ConfigureAwait(false)
 		};
 
 		return new EsqlQueryResponse { Data = bytes };
@@ -62,10 +64,3 @@ static async Task<byte[]> BytesFromStreamAsync(Stream stream, CancellationToken
 		}
 	}
 }
-
-public sealed partial class EsqlQueryRequestParameters
-{
-	private static readonly EsqlResponseBuilder ResponseBuilder = new();
-
-	public EsqlQueryRequestParameters() => CustomResponseBuilder = ResponseBuilder;
-}