--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianSymbolLib/SourceManagement/Provisioning/SymSourceProvider.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,110 @@
+/*
+* 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.Collections.Generic;
+using System.Text;
+using System.IO;
+using SymbianUtils;
+using SymbianUtils.Tracer;
+using SymbianUtils.FileTypes;
+using SymbianStructuresLib.Debug.Common.Id;
+using SymbianStructuresLib.Debug.Common.Interfaces;
+using SymbianSymbolLib.DbgEnginePlugin;
+using SymbianSymbolLib.SourceManagement.Source;
+
+namespace SymbianSymbolLib.SourceManagement.Provisioning
+{
+    // <summary>
+    // A source provider is an entity that understands how to read a certain
+    // format of file that contains symbolic information.
+    // 
+    // The provider's purpose is to read a specified source and transform it
+    // into generic symbol data.
+    // </summary>
+    public abstract class SymSourceProvider
+    {
+        #region Constructors
+        protected SymSourceProvider( SymSourceProviderManager aManager )
+        {
+            iManager = aManager;
+        }
+        #endregion
+
+        #region Framework API
+        public virtual bool IsSupported( string aFileName )
+        {
+            SymFileTypeList fileTypes = FileTypes;
+            string extension = Path.GetExtension( aFileName );
+            //
+            bool ret = fileTypes.IsSupported( extension );
+            return ret;
+        }
+
+        public virtual SymSourceCollection CreateSources( string aName )
+        {
+            throw new NotSupportedException( "Support not implemented by " + this.GetType().ToString() );
+        }
+
+        public virtual void ReadSource( SymSource aSource, TSynchronicity aSynchronicity )
+        {
+            throw new NotSupportedException();
+        }
+
+        public abstract SymFileTypeList FileTypes
+        {
+            get;
+        }
+
+        public abstract string Name
+        {
+            get;
+        }
+
+        public virtual string GetFileName( SymSource aSource )
+        {
+            string ret = aSource.URI;
+            return ret;
+        }
+
+        public virtual void PrepareToCreateSources()
+        {
+        }
+        #endregion
+
+        #region Properties
+        public ITracer Tracer
+        {
+            get { return iManager; }
+        }
+
+        public IPlatformIdAllocator IdAllocator
+        {
+            get { return iManager.IdAllocator; }
+        }
+
+        protected SymSourceProviderManager ProvisioningManager
+        {
+            get { return iManager; }
+        }
+        #endregion
+
+        #region Data members
+        private readonly SymSourceProviderManager iManager;
+        #endregion
+    }
+}