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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.Linq;
using Grpc.Core.Internal;
using Grpc.Core.Utils;
namespace Grpc.Core
{
/// <summary>
/// A property of an <see cref="AuthContext"/>.
/// Note: experimental API that can change or be removed without any prior notice.
/// </summary>
public class AuthProperty
{
string name;
byte[] valueBytes;
Lazy<string> value;
private AuthProperty(string name, byte[] valueBytes)
{
this.name = GrpcPreconditions.CheckNotNull(name);
this.valueBytes = GrpcPreconditions.CheckNotNull(valueBytes);
this.value = new Lazy<string>(() => MarshalUtils.GetStringUTF8(this.valueBytes));
}
/// <summary>
/// Gets the name of the property.
/// </summary>
public string Name
{
get
{
return name;
}
}
/// <summary>
/// Gets the string value of the property.
/// </summary>
public string Value
{
get
{
return value.Value;
}
}
/// <summary>
/// Gets the binary value of the property.
/// </summary>
public byte[] ValueBytes
{
get
{
var valueCopy = new byte[valueBytes.Length];
Buffer.BlockCopy(valueBytes, 0, valueCopy, 0, valueBytes.Length);
return valueCopy;
}
}
/// <summary>
/// Creates an instance of <c>AuthProperty</c>.
/// </summary>
/// <param name="name">the name</param>
/// <param name="valueBytes">the binary value of the property</param>
public static AuthProperty Create(string name, byte[] valueBytes)
{
GrpcPreconditions.CheckNotNull(valueBytes);
var valueCopy = new byte[valueBytes.Length];
Buffer.BlockCopy(valueBytes, 0, valueCopy, 0, valueBytes.Length);
return new AuthProperty(name, valueCopy);
}
/// <summary>
/// Gets the binary value of the property (without making a defensive copy).
/// </summary>
internal byte[] ValueBytesUnsafe
{
get
{
return valueBytes;
}
}
/// <summary>
/// Creates and instance of <c>AuthProperty</c> without making a defensive copy of <c>valueBytes</c>.
/// </summary>
internal static AuthProperty CreateUnsafe(string name, byte[] valueBytes)
{
return new AuthProperty(name, valueBytes);
}
}
}
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