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#region Copyright notice and license
// Copyright 2015 gRPC authors.
//
// 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.
#endregion
using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using Grpc.Core.Internal;
using Grpc.Core.Utils;
namespace Grpc.Core
{
/// <summary>
/// Asynchronous authentication interceptor for <see cref="CallCredentials"/>.
/// </summary>
/// <param name="context">The interceptor context.</param>
/// <param name="metadata">Metadata to populate with entries that will be added to outgoing call's headers.</param>
/// <returns></returns>
public delegate Task AsyncAuthInterceptor(AuthInterceptorContext context, Metadata metadata);
/// <summary>
/// Context for an RPC being intercepted by <see cref="AsyncAuthInterceptor"/>.
/// </summary>
public class AuthInterceptorContext
{
readonly string serviceUrl;
readonly string methodName;
/// <summary>
/// Initializes a new instance of <c>AuthInterceptorContext</c>.
/// </summary>
public AuthInterceptorContext(string serviceUrl, string methodName)
{
this.serviceUrl = GrpcPreconditions.CheckNotNull(serviceUrl);
this.methodName = GrpcPreconditions.CheckNotNull(methodName);
}
/// <summary>
/// The fully qualified service URL for the RPC being called.
/// </summary>
public string ServiceUrl
{
get { return serviceUrl; }
}
/// <summary>
/// The method name of the RPC being called.
/// </summary>
public string MethodName
{
get { return methodName; }
}
}
}
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