diff -r 000000000000 -r 818e61de6cd1 crashanalysercmd/Libraries/Engine/CrashItemLib/Engine/Sources/Types/CIEngineSourceReader.cs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/Libraries/Engine/CrashItemLib/Engine/Sources/Types/CIEngineSourceReader.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,102 @@
+/*
+* 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;
+using System.Collections.Generic;
+using System.Text;
+using SymbianUtils;
+using SymbianUtils.Tracer;
+using CrashItemLib.PluginAPI;
+using CrashItemLib.Crash.Source;
+using CrashItemLib.Crash.Container;
+
+namespace CrashItemLib.Engine.Sources.Types
+{
+    internal abstract class CIEngineSourceReader : ITracer
+    {
+        #region Constructors
+        protected CIEngineSourceReader( CIEngineSource aSource )
+        {
+            iSource = aSource;
+        }
+        #endregion
+
+        #region Abstract API
+        public abstract CIEngineSource.TState Read();
+
+        public abstract CFFSource.TReaderOperationType OpType
+        {
+            get;
+        }
+        #endregion
+
+        #region API
+        protected void AddException( Exception aException )
+        {
+            iExceptions.Add( aException );
+        }
+
+        protected void SaveCrash( CIContainer aCrashContainer )
+        {
+            iSource.SaveContainer( aCrashContainer );
+        }
+        #endregion
+
+        #region Properties
+        public CIEngineSource Source
+        {
+            get { return iSource; }
+        }
+
+        public int CrashItemCount
+        {
+            get { return iSource.ContainerCount; }
+        }
+
+        public bool HasExceptions
+        {
+            get { return iExceptions.Count > 0; }
+        }
+
+        public Exception[] Exceptions
+        {
+            get { return iExceptions.ToArray(); }
+        }
+        #endregion
+
+        #region Internal methods
+        #endregion
+
+        #region From ITracer
+        public void Trace( string aMessage )
+        {
+            iSource.Engine.Trace( aMessage );
+        }
+
+        public void Trace( string aFormat, params object[] aParams )
+        {
+            iSource.Engine.Trace( aFormat, aParams );
+        }
+        #endregion
+
+        #region Data members
+        private readonly CIEngineSource iSource;
+        private List<Exception> iExceptions = new List<Exception>();
+        #endregion
+    }
+}