diff -r 000000000000 -r 818e61de6cd1 crashanalysercmd/PerfToolsSharedLibraries/Engine/SymBuildParsingLib/Utils/SymFileNameCollection.cs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymBuildParsingLib/Utils/SymFileNameCollection.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,92 @@
+/*
+* Copyright (c) 2004-2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+
+using System;
+using System.IO;
+using System.Collections;
+using System.Collections.Specialized;
+
+namespace SymBuildParsingLib.Utils
+{
+	public class SymFileNameCollection
+	{
+		#region Constructors & destructor
+		public SymFileNameCollection()
+		{
+		}
+		#endregion
+
+		#region API
+		public void Add( string aFileName )
+		{
+			bool exists = File.Exists( aFileName );
+			if	( exists )
+			{
+				bool isPresent = IsPresent( aFileName );
+				if	( isPresent == false )
+				{
+					iFiles.Add( aFileName.ToLower(), aFileName );
+				}
+			}
+
+		}
+
+		public void Remove( string aFileName )
+		{
+			bool isPresent = IsPresent( aFileName );
+			if	( isPresent == false )
+			{
+				iFiles.Remove( aFileName.ToLower() );
+			}
+		}
+
+		public bool IsPresent( string aFileName )
+		{
+			bool isPresent = iFiles.ContainsKey( aFileName.ToLower() );
+			return isPresent;
+		}
+		#endregion
+
+		#region Properties
+		public int Count
+		{
+			get { return iFiles.Count; }
+		}
+
+		public string this[ int aIndex ]
+		{
+			get
+			{
+				String[] keys = new String[ iFiles.Count ];
+				iFiles.Keys.CopyTo( keys, 0 );
+				//
+				string key = keys[ aIndex];
+				string file = iFiles[ key ];
+				//
+				return file;
+			}
+		}
+		#endregion
+
+		#region Internal methods
+		#endregion
+
+		#region Data members
+		private StringDictionary iFiles = new StringDictionary();
+		#endregion
+	}
+}