crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbolLib/Generic/Comparer/GenericSymbolComparer.cs
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbolLib/Generic/Comparer/GenericSymbolComparer.cs Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,82 @@
+/*
+* 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;
+
+namespace SymbolLib.Generics
+{
+ internal class GenericSymbolComparer : IComparer<GenericSymbol>
+ {
+ #region IComparer<GenericSymbol> Members
+ int IComparer<GenericSymbol>.Compare( GenericSymbol aLeft, GenericSymbol aRight )
+ {
+ int ret = -1;
+ //
+ if ( aLeft == null || aRight == null )
+ {
+ if ( aRight == null )
+ {
+ ret = 1;
+ }
+ }
+ else
+ {
+ int ret2 = aLeft.AddressRange.CompareTo( aRight.AddressRange );
+ GenericSymbol left = aLeft;
+ System.Diagnostics.Debug.Assert( left.EndAddress >= left.Address );
+ GenericSymbol right = aRight;
+ System.Diagnostics.Debug.Assert( right.EndAddress >= right.Address );
+ //
+ if ( left.Address == right.Address && left.EndAddress == right.EndAddress )
+ {
+ ret = 0;
+ }
+ else if ( left.EndAddress == right.Address )
+ {
+ System.Diagnostics.Debug.Assert( left.Address < right.Address );
+ System.Diagnostics.Debug.Assert( right.EndAddress >= left.EndAddress );
+ //
+ ret = -1;
+ }
+ else if ( left.Address == right.EndAddress )
+ {
+ System.Diagnostics.Debug.Assert( right.Address < left.Address );
+ System.Diagnostics.Debug.Assert( left.EndAddress >= right.EndAddress );
+ //
+ ret = 1;
+ }
+ else if ( left.Address > right.EndAddress )
+ {
+ System.Diagnostics.Debug.Assert( left.EndAddress > right.EndAddress );
+ System.Diagnostics.Debug.Assert( left.EndAddress > right.Address );
+ ret = 1;
+ }
+ else if ( left.EndAddress < right.Address )
+ {
+ System.Diagnostics.Debug.Assert( left.Address < right.EndAddress );
+ System.Diagnostics.Debug.Assert( right.EndAddress > left.EndAddress );
+ ret = -1;
+ }
+ System.Diagnostics.Debug.Assert( ret2 == ret );
+ }
+ //
+ return ret;
+ }
+ #endregion
+ }
+}