shaperfactoryquerycachekey.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntity / System / Data / Common / QueryCache / shaperfactoryquerycachekey.cs / 1305376 / shaperfactoryquerycachekey.cs

                            //------------------------------------------------------------------------------ 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner  [....]
// @backupOwner [....] 
//----------------------------------------------------------------------------- 

using System.Diagnostics; 
using System.Data.Objects;
namespace System.Data.Common.QueryCache
{
    internal class ShaperFactoryQueryCacheKey : QueryCacheKey 
    {
        private readonly string _columnMapKey; 
        private readonly MergeOption _mergeOption; 
        private readonly bool _isValueLayer;
 
        internal ShaperFactoryQueryCacheKey(string columnMapKey, MergeOption mergeOption, bool isValueLayer)
        {
            Debug.Assert(null != columnMapKey, "null columnMapKey");
            _columnMapKey = columnMapKey; 
            _mergeOption = mergeOption;
            _isValueLayer = isValueLayer; 
        } 

        public override bool Equals(object obj) 
        {
            var other = obj as ShaperFactoryQueryCacheKey;
            if (null == other)
            { 
                return false;
            } 
            return this._columnMapKey.Equals(other._columnMapKey, _stringComparison) 
                && this._mergeOption == other._mergeOption
                && this._isValueLayer == other._isValueLayer; 
        }

        public override int GetHashCode()
        { 
            return _columnMapKey.GetHashCode();
        } 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
                        

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