Files
openstack-sdk-dotnet/Openstack/Openstack.Common/ServiceLocation/AssemblyNameComparer.cs
Wayne Foley 23fdb90c2b Adding the initial code base for this repo
Change-Id: Ie3c70c76e0a96978383d2524e8af9a0cc04bd6a2
2014-03-21 12:54:41 -07:00

63 lines
2.0 KiB
C#

// /* ============================================================================
// Copyright 2014 Hewlett Packard
//
// 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.
// ============================================================================ */
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
namespace Openstack.Common.ServiceLocation
{
/// <summary>
/// Interface for comparing assembly names.
/// </summary>
internal class AssemblyNameEqualityComparer : IEqualityComparer<AssemblyName>
{
/// <inheritdoc/>
public bool Equals(AssemblyName x, AssemblyName y)
{
if (x == null && y == null)
{
return true;
}
if (x == null || y == null)
{
return false;
}
if (x.Name.Equals(y.Name, StringComparison.Ordinal) &&
x.Version.Equals(y.Version) &&
x.CultureInfo.Equals(y.CultureInfo) &&
(ReferenceEquals(x.KeyPair, y.KeyPair) ||
(x.KeyPair != null && y.KeyPair!= null &&
x.KeyPair.PublicKey.SequenceEqual(y.KeyPair.PublicKey))))
{
return true;
}
return false;
}
/// <inheritdoc/>
public int GetHashCode(AssemblyName obj)
{
if (obj != null)
{
return obj.GetHashCode();
}
return 0;
}
}
}