diff -r 000000000000 -r 818e61de6cd1 crashanalysercmd/PerfToolsSharedLibraries/Engine/SymBuildParsingLib/Token/SymTokenContainer.cs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymBuildParsingLib/Token/SymTokenContainer.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,208 @@
+/*
+* 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.Text;
+using System.Collections;
+
+namespace SymBuildParsingLib.Token
+{
+	public class SymTokenContainer : IEnumerable
+	{
+		#region Observer interface
+		public delegate void TokenHandler( SymToken aNewToken );
+		#endregion
+
+		#region Events
+		public event TokenHandler iTokenHandlers;
+		#endregion
+
+		#region Constructors & destructor
+		public SymTokenContainer()
+		{
+		}
+
+		public SymTokenContainer( SymTokenContainer aCopy )
+		{
+			foreach( SymToken t in aCopy )
+			{
+				Append( t );
+			}
+		}
+		#endregion
+
+		#region API
+		public void Append( SymToken aToken )
+		{
+			iTokens.Add( aToken );
+			//
+			if	( iTokenHandlers != null )
+			{
+				iTokenHandlers( aToken );
+			}
+		}
+
+		public SymToken PopTail()
+		{
+			System.Diagnostics.Debug.Assert( Count > 0 );
+			SymToken ret = PeekTail;
+			iTokens.RemoveAt( iTokens.Count - 1 );
+			return ret;
+		}
+
+		public SymToken PopHead()
+		{
+			System.Diagnostics.Debug.Assert( Count > 0 );
+			SymToken ret = PeekHead;
+			iTokens.RemoveAt( 0 );
+			return ret;
+		}
+
+		public void Reset()
+		{
+			iTokens.Clear();
+		}
+
+		public void Remove( int aIndex )
+		{
+			iTokens.RemoveAt( aIndex );
+		}
+		#endregion
+
+		#region Query API
+		public bool IsPresent( SymToken aToken )
+		{
+			int index = IndexOf( aToken );
+			return ( index >= 0 && index < Count );
+		}
+
+		public int IndexOf( SymToken aToken )
+		{
+			int index = iTokens.IndexOf( aToken );
+			return index;
+		}
+
+		public int IndexOf( SymToken aToken, int aStartIndex )
+		{
+			int index = iTokens.IndexOf( aToken, aStartIndex );
+			return index;
+		}
+
+		public int LastIndexOf( SymToken aToken )
+		{
+			int index = iTokens.LastIndexOf( aToken );
+			return index;
+		}
+
+		public int LastIndexOf( SymToken aToken, int aStartIndex )
+		{
+			int index = iTokens.LastIndexOf( aToken, aStartIndex );
+			return index;
+		}
+
+		public int TokenCount( SymToken aTokenToCount )
+		{
+			int count = 0;
+			//
+			foreach( SymToken t in this )
+			{
+				if	( t.Equals( aTokenToCount ) )
+				{
+					++count;
+				}
+			}
+			//
+			return count;
+		}
+		#endregion
+
+		#region Properties
+		public SymToken PeekHead
+		{
+			get
+			{
+				// System.Diagnostics.Debug.Assert( Count > 0 ); - bloody visual debugger stuffs this assert up.
+				SymToken ret = null;
+				//
+				if	( Count > 0 )
+				{
+					ret = (SymToken) iTokens[ 0 ];
+				}
+				//
+				return ret;
+			}
+		}
+
+		public SymToken PeekTail
+		{
+			get
+			{
+				// System.Diagnostics.Debug.Assert( Count > 0 ); - bloody visual debugger stuffs this assert up.
+				SymToken ret = null;
+				//
+				if	( Count > 0 )
+				{
+					ret = (SymToken) iTokens[ iTokens.Count - 1 ];
+				}
+				//
+				return ret;
+			}
+		}
+
+		public int Count
+		{
+			get { return iTokens.Count; }
+		}
+
+		public string CoalescedTokenValue
+		{
+			get
+			{
+				StringBuilder ret = new StringBuilder();
+				//
+				foreach( SymToken token in this )
+				{
+					ret.Append( token );
+				}
+				//
+				return ret.ToString();
+			}
+		}
+		#endregion
+
+		#region IEnumerable Members
+		IEnumerator IEnumerable.GetEnumerator()
+		{
+			return new SymTokenContainerEnumerator( this );
+		}
+		#endregion
+
+		#region Indexers
+		public SymToken this[ int aIndex ]
+		{
+			get
+			{
+				return (SymToken) iTokens[ aIndex ];
+			}
+		}
+		#endregion
+
+		#region Data members
+		private ArrayList iTokens = new ArrayList( 250 );
+		#endregion
+	}
+}