diff -r 000000000000 -r 818e61de6cd1 crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianUtils/Range/AddressRangeCollection.cs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianUtils/Range/AddressRangeCollection.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,164 @@
+/*
+* Copyright (c) 2009 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.Generic;
+using SymbianUtils.Range;
+
+namespace SymbianUtils.Range
+{
+	public class AddressRangeCollection : IComparer<AddressRange>
+	{
+		#region Constructors
+        public AddressRangeCollection()
+        {
+
+        }
+
+        public AddressRangeCollection( IEnumerable<AddressRange> aList )
+		{
+            foreach ( AddressRange entry in aList )
+            {
+                Add( entry );
+            }
+		}
+        #endregion
+
+        #region API
+        public void Add( AddressRange aRange )
+        {
+            int pos = iRange.BinarySearch( aRange, this );
+
+            // If not already added...
+            if ( pos < 0 )
+            {
+                pos = ~pos;
+
+                int prevItemPos = pos - 1;
+                if ( prevItemPos >= 0 )
+                {
+                    AddressRange last = iRange[ pos - 1 ];
+                    if ( last.Max + 1 == aRange.Min )
+                    {
+                        last.UpdateMax( aRange.Max );
+                    }
+                    else
+                    {
+                        iRange.Insert( pos, aRange );
+                    }
+                }
+                else
+                {
+                    iRange.Insert( pos, aRange );
+                }
+            }
+        }
+
+        public bool Contains( uint aValue )
+        {
+            bool ret = false;
+            //
+            AddressRange temp = new AddressRange( aValue, aValue );
+            int pos = NearestIndexOf( temp );
+            if ( pos >= 0 )
+            {
+                ret = true;
+            }
+            //
+            return ret;
+        }
+
+        public void Clear()
+        {
+            iRange.Clear();
+        }
+        #endregion
+
+        #region Properties
+        public int Count
+        {
+            get { return iRange.Count; }
+        }
+
+        public AddressRange this[ int aIndex ]
+        {
+            get { return iRange[ aIndex ]; }
+        }
+
+        public AddressRange RangeFirst
+        {
+            get
+            {
+                AddressRange ret = null;
+                //
+                if ( iRange.Count > 0 )
+                {
+                    ret = iRange[ 0 ];
+                }
+                //
+                return ret;
+            }
+        }
+
+        public AddressRange RangeLast
+        {
+            get
+            {
+                AddressRange ret = null;
+                //
+                int count = iRange.Count;
+                if ( count > 0 )
+                {
+                    ret = iRange[ count - 1 ];
+                }
+                //
+                return ret;
+            }
+        }
+        #endregion
+
+        #region Internal methods
+        private int NearestIndexOf( AddressRange aRange )
+        {
+            int pos = iRange.BinarySearch( aRange, this );
+            return pos;
+        }
+        #endregion
+
+        #region From IComparer<AddressRange>
+        public int Compare( AddressRange aLeft, AddressRange aRight )
+        {
+            int ret = -1;
+            //
+            if ( aLeft.Min > aRight.Max )
+            {
+                ret = 1;
+            }
+            else if ( aLeft.Contains( aRight ) || aRight.Contains( aLeft ) )
+            {
+                ret = 0;
+            }
+            //
+            return ret;
+        }
+        #endregion
+
+        #region Data members
+        private List<AddressRange> iRange = new List<AddressRange>();
+        #endregion
+    }
+}