SqlGatherProducedAliases.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 / DLinq / Dlinq / SqlClient / Query / SqlGatherProducedAliases.cs / 1305376 / SqlGatherProducedAliases.cs
                        

                        
                            using System; 
using System.Collections.Generic;
using System.Text;

namespace System.Data.Linq.SqlClient { 
    /// 
    /// Walk a tree and return the set of unique aliases it produces. 
    ///  
    class SqlGatherProducedAliases {
        internal static HashSet Gather(SqlNode node) { 
            Gatherer g = new Gatherer();
            g.Visit(node);
            return g.Produced;
        } 

 		private class Gatherer : SqlVisitor { 
			internal HashSet Produced = new HashSet(); 
			internal override SqlAlias VisitAlias(SqlAlias a) {
				Produced.Add(a); 
 				return base.VisitAlias(a);
			}
 		}
 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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