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#region Copyright notice and license
// Copyright 2015, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#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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