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//------------------------------------------------------------------------------
// <copyright file="counter.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
namespace System.Web.Util {
using System;
using System.Web;
using System.Runtime.InteropServices;
/// <devdoc>
/// <para>Provides access to system timers.</para>
/// </devdoc>
internal sealed class Counter {
/// <devdoc>
/// not creatable
/// </devdoc>
private Counter() {
}
/// <devdoc>
/// Gets the current system counter value.
/// </devdoc>
internal static long Value {
get {
long count = 0;
SafeNativeMethods.QueryPerformanceCounter(ref count);
return count;
}
}
/// <devdoc>
/// Gets the frequency of the system counter in counts per second.
/// </devdoc>
internal static long Frequency {
get {
long freq = 0;
SafeNativeMethods.QueryPerformanceFrequency(ref freq);
return freq;
}
}
}
}
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