File: System\Windows\BinaryFormat\ClassRecord.cs
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Project: src\src\Microsoft.DotNet.Wpf\src\PresentationCore\PresentationCore.csproj (PresentationCore)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
namespace System.Windows
{
    /// <summary>
    ///  Base class for class records.
    /// </summary>
    /// <remarks>
    ///  <para>
    ///   Includes the values for the class (which trail the record)
    ///   <see href="https://learn.microsoft.com/openspecs/windows_protocols/ms-nrbf/c9bc3af3-5a0c-4b29-b517-1b493b51f7bb">
    ///    [MS-NRBF] 2.3
    ///   </see>.
    ///  </para>
    /// </remarks>
    internal abstract class ClassRecord : Record
    {
        internal ClassInfo ClassInfo { get; }
        public IReadOnlyList<object> MemberValues { get; }
 
        public string Name => ClassInfo.Name;
        public virtual Id ObjectId => ClassInfo.ObjectId;
        public IReadOnlyList<string> MemberNames => ClassInfo.MemberNames;
 
        public object this[string memberName]
        {
            get
            {
                for (int i = 0; i < ClassInfo.MemberNames.Count; i++)
                {
                    string current = ClassInfo.MemberNames[i];
                    if (current == memberName)
                    {
                        return MemberValues[i];
                    }
                }
 
                throw new KeyNotFoundException();
            }
        }
 
        private protected ClassRecord(ClassInfo classInfo, IReadOnlyList<object> memberValues)
        {
            ClassInfo = classInfo;
            MemberValues = memberValues;
        }
    }
}