//******************************
// Written by Peter Golde
// Copyright (c) 2004-2007, Wintellect
//
// Use and restribution of this code is subject to the license agreement
// contained in the file "License.txt" accompanying this file.
//******************************
using System;
using System.Collections;
using System.Collections.Generic;
namespace Wintellect.PowerCollections
{
/// <summary>
/// A holder class for various internal utility functions that need to be shared.
/// </summary>
internal static class Util
{
/// <summary>
/// Gets the hash code for an object using a comparer. Correctly handles
/// null.
/// </summary>
/// <param name="item">Item to get hash code for. Can be null.</param>
/// <param name="equalityComparer">The comparer to use.</param>
/// <returns>The hash code for the item.</returns>
public static int GetHashCode<T>(T item, IEqualityComparer<T> equalityComparer)
{
if (item == null)
return 0x1786E23C;
else
return equalityComparer.GetHashCode(item);
}
}
}
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