43 lines
1.2 KiB
C#
43 lines
1.2 KiB
C#
#region Copyright notice and license
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// Protocol Buffers - Google's data interchange format
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// Copyright 2015 Google Inc. All rights reserved.
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//
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file or at
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// https://developers.google.com/open-source/licenses/bsd
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#endregion
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using System;
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namespace Google.Protobuf
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{
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/// <summary>
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/// Struct used to hold the keys for the fieldByNumber table in DescriptorPool and the keys for the
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/// extensionByNumber table in ExtensionRegistry.
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/// </summary>
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internal struct ObjectIntPair<T> : IEquatable<ObjectIntPair<T>> where T : class
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{
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private readonly int number;
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private readonly T obj;
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internal ObjectIntPair(T obj, int number)
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{
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this.number = number;
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this.obj = obj;
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}
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public bool Equals(ObjectIntPair<T> other)
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{
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return obj == other.obj
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&& number == other.number;
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}
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public override bool Equals(object obj) => obj is ObjectIntPair<T> pair && Equals(pair);
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public override int GetHashCode()
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{
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return obj.GetHashCode() * ((1 << 16) - 1) + number;
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}
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}
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}
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