--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sysperfana/heapanalyser/Libraries/Engine/HeapComparisonLib/CSV/Workers/CSVWorkerLogSplitter.cs Tue Jun 15 12:47:20 2010 +0300
@@ -0,0 +1,165 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+* - Redistributions of source code must retain the above copyright notice,
+* this list of conditions and the following disclaimer.
+* - Redistributions in binary form must reproduce the above copyright notice,
+* this list of conditions and the following disclaimer in the documentation
+* and/or other materials provided with the distribution.
+* - Neither the name of Nokia Corporation nor the names of its contributors
+* may be used to endorse or promote products derived from this software
+* without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+* POSSIBILITY OF SUCH DAMAGE.
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.IO;
+using SymbianUtils;
+
+namespace HeapComparisonLib.CSV
+{
+ internal class CSVWorkerLogSplitter : AsyncTextFileReader
+ {
+ #region Constructors
+ public CSVWorkerLogSplitter( string aFileName, CSVDataSetCollection aStorage )
+ : base( aFileName )
+ {
+ iStorage = aStorage;
+ }
+ #endregion
+
+ #region API
+ public void SplitAsync()
+ {
+ base.AsyncRead();
+ }
+ #endregion
+
+ #region Properties
+ #endregion
+
+ #region From AsyncTextFileReader
+ protected override void HandleFilteredLine( string aLine )
+ {
+ string originalLine = aLine;
+ iCleaner.CleanLine( ref aLine );
+
+ // Strip prefix
+ if ( CheckForKnownElement( ref aLine, KRDebugPrefixes ) )
+ {
+ }
+
+ // Main handler
+ if ( CheckForKnownElement( ref aLine, KMarkerEnd ) )
+ {
+ // Finished an item - forced flush
+ if ( iCurrentDataSet != null )
+ {
+ iStorage.Add( iCurrentDataSet );
+ }
+
+ iCurrentDataSet = new CSVDataSet( base.FileName, base.LineNumber );
+ iParser.CurrentDataSet = iCurrentDataSet;
+ }
+ else if ( CheckForKnownElement( ref aLine, KMarkerStart ) )
+ {
+ // Start of item - make a new entry
+ iCurrentDataSet = new CSVDataSet( base.FileName, base.LineNumber );
+ iParser.CurrentDataSet = iCurrentDataSet;
+ }
+ else
+ {
+ // Is it a valid line?
+ CSVThread threadEntry = iParser.ParseLine( aLine );
+ if ( threadEntry != null )
+ {
+ if ( iCurrentDataSet != null )
+ {
+ iCurrentDataSet.Add( threadEntry );
+ }
+ }
+ }
+ }
+
+ protected override void HandleReadCompleted()
+ {
+ try
+ {
+ base.HandleReadCompleted();
+ }
+ finally
+ {
+ // Save any WIP entry
+ if ( iCurrentDataSet != null && iCurrentDataSet.Count > 0 && !iStorage.Contains( iCurrentDataSet ) )
+ {
+ iStorage.Add( iCurrentDataSet );
+ iCurrentDataSet = null;
+ }
+
+ // Remove any collections with no entries
+ iStorage.RemoveEmptyDataSets();
+
+ // Order by timestamp
+ iStorage.SortByTimestamp();
+ }
+ }
+ #endregion
+
+ #region Internal methods
+ private bool CheckForKnownElement( ref string aLine, string[] aPrefixes )
+ {
+ bool handled = false;
+ //
+ foreach ( string prefix in aPrefixes )
+ {
+ if ( aLine.Contains( prefix ) )
+ {
+ PrefixParser.SkipPrefix( prefix, ref aLine );
+ handled = true;
+ break;
+ }
+ }
+ //
+ return handled;
+ }
+ #endregion
+
+ #region Interanl constants
+ private static readonly string[] KRDebugPrefixes = new string[] { "[Heap Summary] ", "CSV - " };
+ private static readonly string[] KMarkerEnd = new string[] { "</MEMSPY_HEAP_CSV>", "</CSV_HEAP_SUMMARY>", "<= End Heap Summary =>", "<= HEAP SUMMARY END =>" };
+ private static readonly string[] KMarkerStart = new string[] { "<MEMSPY_HEAP_CSV>", "<CSV_HEAP_SUMMARY>", "<= HEAP SUMMARY START =>", "Thread, Chunk, Base Addr, Size, Min, Max, 1st Free Addr, 1st Free Len, Free Count, Total Free Space" };
+ #endregion
+
+ #region Data members
+ private readonly CSVDataSetCollection iStorage;
+ private CSVDataSet iCurrentDataSet = null;
+ private TracePrefixAnalyser iCleaner = new TracePrefixAnalyser();
+ private CSVThreadParser iParser = new CSVThreadParser();
+ #endregion
+ }
+}