64 lines
1.6 KiB
C#
64 lines
1.6 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Globalization;
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namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal
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{
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public class ConnectionLogScope : IReadOnlyList<KeyValuePair<string, object>>
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{
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private readonly string _connectionId;
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private string _cachedToString;
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public ConnectionLogScope(string connectionId)
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{
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_connectionId = connectionId;
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}
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public KeyValuePair<string, object> this[int index]
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{
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get
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{
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if (index == 0)
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{
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return new KeyValuePair<string, object>("ConnectionId", _connectionId);
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}
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throw new ArgumentOutOfRangeException(nameof(index));
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}
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}
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public int Count => 1;
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public IEnumerator<KeyValuePair<string, object>> GetEnumerator()
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{
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for (int i = 0; i < Count; ++i)
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{
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yield return this[i];
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}
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}
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IEnumerator IEnumerable.GetEnumerator()
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{
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return GetEnumerator();
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}
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public override string ToString()
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{
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if (_cachedToString == null)
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{
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_cachedToString = string.Format(
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CultureInfo.InvariantCulture,
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"ConnectionId:{0}",
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_connectionId);
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}
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return _cachedToString;
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}
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}
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}
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