--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbolLib/Sources/Symbol/Engine/SymbolFileEngineCollection.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,326 @@
+/*
+* 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.Text;
+using System.Threading;
+using System.Collections;
+using System.Collections.Generic;
+using SymbianUtils;
+using SymbianUtils.Range;
+using SymbianUtils.Tracer;
+using SymbolLib.Generics;
+using SymbolLib.CodeSegDef;
+using SymbolLib.Sources.Symbol.Symbol;
+using SymbolLib.Sources.Symbol.File;
+using SymbolLib.Sources.Symbol.Parser;
+using SymbolLib.Sources.Symbol.Collection;
+
+namespace SymbolLib.Sources.Symbol.Engine
+{
+    public class SymbolFileEngineCollection : GenericSymbolEngine
+    {
+        #region Delegates & Events
+        public event AsyncReaderBase.Observer Observer;
+        #endregion
+
+        #region Constructorss
+        internal SymbolFileEngineCollection( ITracer aTracer, SymbolFileEngine.TActivationType aActivationType, bool aAllowNonRomSymbols )
+            : base( aTracer )
+        {
+            iActivationType = aActivationType;
+            iAllowNonRomSymbols = aAllowNonRomSymbols;
+        }
+        #endregion
+
+        #region API
+        public static bool IsSymbolFile( string aFileName )
+        {
+            return SymbolFileEngine.IsSymbolFile( aFileName );
+        }
+
+        public void LoadFromFile( string aSymbolFileName, TSynchronicity aSynchronicity )
+        {
+            // Check if already exists
+            SymbolFileEngine engine = null;
+            //
+            lock ( this )
+            {
+                engine = EngineByFileName( aSymbolFileName );
+                if ( engine != null )
+                {
+                    iFiles.Remove( engine );
+                }
+            }
+
+            engine = new SymbolFileEngine( this, iActivationType, iAllowNonRomSymbols );
+            
+            lock ( this )
+            {
+                iFiles.Add( engine );
+            }
+
+            engine.Observer += new AsyncReaderBase.Observer( SymbolEngine_ObserverProxy );
+            engine.LoadFromFile( aSymbolFileName, aSynchronicity );
+        }
+
+        public bool Load( CodeSegDefinition aDefinition )
+        {
+            bool ret = false;
+            //
+            foreach ( SymbolFileEngine engine in iFiles )
+            {
+                if ( engine.Load( aDefinition ) )
+                {
+                    ret = true;
+                    break;
+                }
+            }
+            //
+            return ret;
+        }
+
+        public bool Unload( CodeSegDefinition aDefinition )
+        {
+            bool ret = false;
+            //
+            foreach ( SymbolFileEngine engine in iFiles )
+            {
+                if ( engine.Unload( aDefinition ) )
+                {
+                    ret = true;
+                    break;
+                }
+            }
+            //
+            return ret;
+        }
+
+        public void UnloadAll()
+        {
+            foreach ( SymbolFileEngine engine in iFiles )
+            {
+                engine.UnloadAll();
+            }
+        }
+
+        public bool IsLoaded( CodeSegDefinition aDefinition )
+        {
+            bool ret = false;
+            //
+            foreach ( SymbolFileEngine engine in iFiles )
+            {
+                if ( engine.IsLoaded( aDefinition ) )
+                {
+                    ret = true;
+                    break;
+                }
+            }
+            //
+            return ret;
+        }
+
+        public string SymbolFileName( int aIndex )
+        {
+            return iFiles[ aIndex ].SymbolFileName;
+        }
+        #endregion
+
+        #region Properties
+        public int SymbolFileCount
+        {
+            get { return iFiles.Count; }
+        }
+
+        public GenericSymbolEngine SymbolFileEngineAt( int aIndex )
+        {
+            return iFiles[ aIndex ];
+        }
+
+        public string[] BinaryFileNames
+        {
+            get
+            {
+                List<string> fileNames = new List<string>( AllSymbols.Count );
+                //
+                foreach ( GenericSymbolCollection collection in AllSymbols )
+                {
+                    fileNames.Add( collection.HostBinaryFileName );
+                }
+                //
+                return fileNames.ToArray();
+            }
+        }
+
+        public string[] SymbolFileNames
+        {
+            get
+            {
+                List<string> fileNames = new List<string>( iFiles.Count );
+                //
+                foreach ( SymbolFileEngine engine in iFiles )
+                {
+                    fileNames.Add( engine.SymbolFileName );
+                }
+                //
+                return fileNames.ToArray();
+            }
+        }
+
+        public SymbolsForBinaryCollection AllSymbols
+        {
+            get
+            {
+                SymbolsForBinaryCollection ret = new SymbolsForBinaryCollection();
+                //
+                foreach ( SymbolFileEngine engine in iFiles )
+                {
+                    ret.Add( engine.AllSymbols );
+                }
+                //
+                return ret;
+            }
+        }
+        #endregion
+
+        #region From GenericSymbolEngine
+        public override void Reset()
+        {
+            iFiles.Clear();
+        }
+
+        public override bool IsLoaded( string aFileName )
+        {
+            SymbolFileEngine engine = EngineByFileName( aFileName );
+            return engine != null;
+        }
+
+        public override bool IsReady
+        {
+            get
+            {
+                int readyCount = 0;
+                //
+                foreach ( SymbolFileEngine engine in iFiles )
+                {
+                    if ( engine.IsReady )
+                    {
+                        ++readyCount;
+                    }
+                }
+                //
+                return ( readyCount == iFiles.Count );
+            }
+        }
+
+        public override GenericSymbolCollection this[ int aIndex ]
+        {
+            get
+            {
+                GenericSymbolCollection ret = null;
+                //
+                foreach ( SymbolFileEngine engine in iFiles )
+                {
+                    int count = engine.NumberOfCollections;
+                    if ( aIndex < count )
+                    {
+                        ret = engine[ aIndex ];
+                        break;
+                    }
+                    else
+                    {
+                        aIndex -= count;
+                    }
+                }
+                //
+                return ret;
+            }
+        }
+
+        public override AddressRange Range
+        {
+            get
+            {
+                AddressRange ret = new AddressRange();
+                //
+                foreach ( SymbolFileEngine engine in iFiles )
+                {
+                    ret.Update( engine.Range );
+                }
+                //
+                return ret;
+            }
+        }
+
+        internal override void UnloadUntagged()
+        {
+
+        }
+        #endregion
+
+        #region From IGenericSymbolCollectionStatisticsInterface
+        public override int NumberOfCollections
+        {
+            get
+            {
+                int count = 0;
+                //
+                foreach ( SymbolFileEngine engine in iFiles )
+                {
+                    count += engine.NumberOfCollections;
+                }
+                //
+                return count;
+            }
+        }
+        #endregion
+
+        #region Event handlers
+        private void SymbolEngine_ObserverProxy( SymbianUtils.AsyncReaderBase.TEvent aEvent, SymbianUtils.AsyncReaderBase aSender )
+        {
+            if ( Observer != null )
+            {
+                Observer( aEvent, aSender );
+            }
+        }
+        #endregion
+
+        #region Internal methods
+        private SymbolFileEngine EngineByFileName( string aFileName )
+        {
+            SymbolFileEngine ret = null;
+            //
+            foreach ( SymbolFileEngine engine in iFiles )
+            {
+                if ( engine.SymbolFileName.ToLower() == aFileName.ToLower() )
+                {
+                    ret = engine;
+                    break;
+                }
+            }
+            //
+            return ret;
+        }
+        #endregion
+
+        #region Data members
+        private readonly SymbolFileEngine.TActivationType iActivationType;
+        private readonly bool iAllowNonRomSymbols;
+        private List<SymbolFileEngine> iFiles = new List<SymbolFileEngine>();
+        #endregion
+    }
+}