sysperfana/heapanalyser/Libraries/Engine/HeapLib/Statistics/Tracking/Base/TrackingCollectionBase.cs
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sysperfana/heapanalyser/Libraries/Engine/HeapLib/Statistics/Tracking/Base/TrackingCollectionBase.cs Tue Jun 15 12:47:20 2010 +0300
@@ -0,0 +1,207 @@
+/*
+* 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;
+using System.Collections.Generic;
+using SymbianUtils.Collections;
+using SymbianStructuresLib.Debug.Symbols;
+using HeapLib.Cells;
+
+namespace HeapLib.Statistics.Tracking.Base
+{
+ public abstract class TrackingCollectionBase : IEnumerable<TrackingInfo>
+ {
+ #region Constructors & destructor
+ protected TrackingCollectionBase()
+ {
+ }
+ #endregion
+
+ #region API
+ internal abstract void Track( HeapCell aCell );
+
+ public virtual void Remove( TrackingInfo aItem )
+ {
+ throw new NotSupportedException();
+ }
+ #endregion
+
+ #region Sorting
+ public void SortByAllocatedMemory()
+ {
+ TrackingInfoSortByAssociatedMemory comparer = new TrackingInfoSortByAssociatedMemory( false );
+ Sort( comparer );
+ }
+
+ public void SortByCount()
+ {
+ TrackingInfoSortByCount comparer = new TrackingInfoSortByCount( false );
+ Sort( comparer );
+ }
+
+ public void SortByAssociatedCellCount()
+ {
+ TrackingInfoSortByAssociatedCellCount comparer = new TrackingInfoSortByAssociatedCellCount( false );
+ Sort( comparer );
+ }
+
+ public void SortBySymbolName()
+ {
+ TrackingInfoSortBySymbolName comparer = new TrackingInfoSortBySymbolName( false );
+ Sort( comparer );
+ }
+
+ public void SortByPayloadLength()
+ {
+ TrackingInfoSortByPayloadLength comparer = new TrackingInfoSortByPayloadLength( false );
+ Sort( comparer );
+ }
+ #endregion
+
+ #region Properties
+ public abstract int Count
+ {
+ get;
+ }
+
+ public long TypeSize
+ {
+ get { return iTypeSize; }
+ }
+
+ public long CellMatchCount
+ {
+ get { return iCellMatchCount; }
+ }
+
+ public TrackingInfo EntryWithSmallestCount
+ {
+ get
+ {
+ TrackingInfo ret = null;
+ //
+ foreach ( TrackingInfo entry in this )
+ {
+ if ( ret == null || entry.Count < ret.Count )
+ {
+ ret = entry;
+ }
+ }
+ //
+ return ret;
+ }
+ }
+
+ public TrackingInfo EntryWithLargestCount
+ {
+ get
+ {
+ TrackingInfo ret = null;
+ //
+ foreach ( TrackingInfo entry in this )
+ {
+ if ( ret == null || entry.Count > ret.Count )
+ {
+ ret = entry;
+ }
+ }
+ //
+ return ret;
+ }
+ }
+
+ public abstract TrackingInfo this[ int aIndex ]
+ {
+ get;
+ }
+
+ public virtual TrackingInfo this[ Symbol aSymbol ]
+ {
+ get
+ {
+ throw new NotSupportedException();
+ }
+ }
+ #endregion
+
+ #region Internal methods
+ protected abstract void Sort( IComparer<TrackingInfo> aComparer );
+
+ protected void HandleCell( HeapCell aCell )
+ {
+ // Keep track of the total size of cells that
+ // actually have symbols associated with them
+ if ( aCell.Symbol != null )
+ {
+ iTypeSize += aCell.Length;
+
+ // Every cell we see that matches goes towards our
+ // tracking count.
+ ++iCellMatchCount;
+ }
+ }
+ #endregion
+
+ #region IEnumerable Members
+ IEnumerator<TrackingInfo> IEnumerable<TrackingInfo>.GetEnumerator()
+ {
+ int count = this.Count;
+ for ( int i = 0; i < count; i++ )
+ {
+ TrackingInfo entry = this[ i ];
+ yield return entry;
+ }
+ }
+
+ IEnumerator IEnumerable.GetEnumerator()
+ {
+ int count = this.Count;
+ for ( int i = 0; i < count; i++ )
+ {
+ TrackingInfo entry = this[ i ];
+ yield return entry;
+ }
+ }
+ #endregion
+
+ #region Data members
+ private long iTypeSize = 0;
+ private long iCellMatchCount = 0;
+ #endregion
+ }
+}
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