csharp-sdk/src/ModelContextProtocol.Core/Server/DelegatingMcpServerResource.cs
Copilot 79b2dbeb20
Fix Metadata delegation in DelegatingMcpServerTool/Prompt/Resource (#1338)
Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com>
Co-authored-by: jeffhandley <1031940+jeffhandley@users.noreply.github.com>
2026-02-21 00:36:30 -05:00

41 lines
1.9 KiB
C#

using ModelContextProtocol.Protocol;
namespace ModelContextProtocol.Server;
/// <summary>Provides an <see cref="McpServerResource"/> that delegates all operations to an inner <see cref="McpServerResource"/>.</summary>
/// <remarks>
/// This is recommended as a base type when building resources that can be chained around an underlying <see cref="McpServerResource"/>.
/// The default implementation simply passes each call to the inner resource instance.
/// </remarks>
public abstract class DelegatingMcpServerResource : McpServerResource
{
private readonly McpServerResource _innerResource;
/// <summary>Initializes a new instance of the <see cref="DelegatingMcpServerResource"/> class around the specified <paramref name="innerResource"/>.</summary>
/// <param name="innerResource">The inner resource wrapped by this delegating resource.</param>
/// <exception cref="ArgumentNullException"><paramref name="innerResource"/> is <see langword="null"/>.</exception>
protected DelegatingMcpServerResource(McpServerResource innerResource)
{
Throw.IfNull(innerResource);
_innerResource = innerResource;
}
/// <inheritdoc />
public override Resource? ProtocolResource => _innerResource.ProtocolResource;
/// <inheritdoc />
public override ResourceTemplate ProtocolResourceTemplate => _innerResource.ProtocolResourceTemplate;
/// <inheritdoc />
public override IReadOnlyList<object> Metadata => _innerResource.Metadata;
/// <inheritdoc />
public override bool IsMatch(string uri) => _innerResource.IsMatch(uri);
/// <inheritdoc />
public override ValueTask<ReadResourceResult> ReadAsync(RequestContext<ReadResourceRequestParams> request, CancellationToken cancellationToken = default) =>
_innerResource.ReadAsync(request, cancellationToken);
/// <inheritdoc />
public override string ToString() => _innerResource.ToString();
}