sysperfana/heapanalyser/Libraries/Engine/HeapLib/Statistics/Types/HeapStatisticsBase.cs
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7:8e12a575a9b5 8:15296fd0af4a
       
     1 /*
       
     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 *
       
     5 * Redistribution and use in source and binary forms, with or without
       
     6 * modification, are permitted provided that the following conditions are met:
       
     7 *
       
     8 * - Redistributions of source code must retain the above copyright notice,
       
     9 *   this list of conditions and the following disclaimer.
       
    10 * - Redistributions in binary form must reproduce the above copyright notice,
       
    11 *   this list of conditions and the following disclaimer in the documentation
       
    12 *   and/or other materials provided with the distribution.
       
    13 * - Neither the name of Nokia Corporation nor the names of its contributors
       
    14 *   may be used to endorse or promote products derived from this software
       
    15 *   without specific prior written permission.
       
    16 *
       
    17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
       
    18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
       
    19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
       
    20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
       
    21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
       
    22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
       
    23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
       
    24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
       
    25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
       
    26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
       
    27 * POSSIBILITY OF SUCH DAMAGE.
       
    28 * 
       
    29 * Initial Contributors:
       
    30 * Nokia Corporation - initial contribution.
       
    31 *
       
    32 * Contributors:
       
    33 *
       
    34 * Description: 
       
    35 *
       
    36 */
       
    37 
       
    38 using System;
       
    39 using HeapLib.Cells;
       
    40 using HeapLib.Statistics.Distribution;
       
    41 using HeapLib.Array;
       
    42 
       
    43 namespace HeapLib.Statistics.Types
       
    44 {
       
    45 	public class HeapStatisticsBase
       
    46 	{
       
    47 		#region Constructors & destructor
       
    48 		public HeapStatisticsBase( HeapCell.TType aType )
       
    49 		{
       
    50             iType = aType;
       
    51 		}
       
    52 		#endregion
       
    53 
       
    54         #region Framework API
       
    55         internal virtual void Finalise( HeapCellArrayBase aArray )
       
    56         {
       
    57             // Some operations cannot run until after the relationship inspector has finished it's task.
       
    58             foreach ( HeapCell cell in aArray )
       
    59             {
       
    60                 int newCellCountReferencedBy = cell.RelationshipManager.ReferencedBy.Count;
       
    61                 if ( iCellNumberOfReferencesGreatest == null || newCellCountReferencedBy > iCellNumberOfReferencesGreatest.RelationshipManager.ReferencedBy.Count )
       
    62                 {
       
    63                     iCellNumberOfReferencesGreatest = cell;
       
    64                 }
       
    65                 if ( iCellNumberOfReferencesLowest == null || newCellCountReferencedBy < iCellNumberOfReferencesLowest.RelationshipManager.ReferencedBy.Count )
       
    66                 {
       
    67                     iCellNumberOfReferencesLowest = cell;
       
    68                 }
       
    69 
       
    70                 int newCellCountEmbeddedReferences = cell.RelationshipManager.EmbeddedReferencesTo.Count;
       
    71                 if ( iCellNumberOfEmbeddedReferencesMost == null || newCellCountEmbeddedReferences > iCellNumberOfEmbeddedReferencesMost.RelationshipManager.EmbeddedReferencesTo.Count )
       
    72                 {
       
    73                     iCellNumberOfEmbeddedReferencesMost = cell;
       
    74                 }
       
    75                 if ( iCellNumberOfEmbeddedReferencesLeast == null || newCellCountEmbeddedReferences < iCellNumberOfEmbeddedReferencesLeast.RelationshipManager.EmbeddedReferencesTo.Count )
       
    76                 {
       
    77                     iCellNumberOfEmbeddedReferencesLeast = cell;
       
    78                 }
       
    79             }
       
    80         }
       
    81 
       
    82         internal virtual void HandleCell( HeapCell aCell )
       
    83 		{
       
    84             ++iTypeCount;
       
    85             //
       
    86             iTypeSizeHeader += aCell.HeaderSize;
       
    87             iTypeSizePayload += aCell.PayloadLength;
       
    88             //
       
    89             iDistribution.Register( aCell.Length );
       
    90             //
       
    91             if  ( iCellLargest == null || aCell.Length > iCellLargest.Length )
       
    92             {
       
    93                 iCellLargest = aCell;
       
    94             }
       
    95             if  ( iCellSmallest == null || aCell.Length < iCellSmallest.Length )
       
    96             {
       
    97                 iCellSmallest = aCell;
       
    98             }
       
    99             //
       
   100             if  ( iCellAllocationNumberLargest == null || aCell.AllocationNumber > iCellAllocationNumberLargest.AllocationNumber )
       
   101             {
       
   102                 iCellAllocationNumberLargest = aCell;
       
   103             }
       
   104             if  ( iCellAllocationNumberSmallest == null || aCell.AllocationNumber > iCellAllocationNumberSmallest.AllocationNumber )
       
   105             {
       
   106                 iCellAllocationNumberSmallest = aCell;
       
   107             }
       
   108         }
       
   109         #endregion
       
   110 
       
   111 		#region API
       
   112         public float CellLengthAsTypePercentage( HeapCell aCell )
       
   113         {
       
   114             float ret = (float) aCell.Length / (float) TypeSize;
       
   115             return ret * 100.0f;
       
   116         }
       
   117         #endregion
       
   118 
       
   119 		#region Properties
       
   120         public HeapCell.TType Type
       
   121         {
       
   122             get { return iType; }
       
   123         }
       
   124 
       
   125         public int TypeCount
       
   126         {
       
   127             get { return iTypeCount; }
       
   128         }
       
   129 
       
   130         public long TypeSize
       
   131         {
       
   132             get { return iTypeSizeHeader + iTypeSizePayload; }
       
   133         }
       
   134 
       
   135         public long TypeSizeHeader
       
   136         {
       
   137             get { return iTypeSizeHeader; }
       
   138         }
       
   139 
       
   140         public long TypeSizePayload
       
   141         {
       
   142             get { return iTypeSizePayload; }
       
   143         }
       
   144 
       
   145         public HeapCell CellAllocationNumberLargest
       
   146         {
       
   147             get { return iCellAllocationNumberLargest; }
       
   148         }
       
   149 
       
   150         public HeapCell CellAllocationNumberSmallest
       
   151         {
       
   152             get { return iCellAllocationNumberSmallest; }
       
   153         }
       
   154 
       
   155         public HeapCell CellLargest
       
   156         {
       
   157             get { return iCellLargest; }
       
   158         }
       
   159 
       
   160         public HeapCell CellSmallest
       
   161         {
       
   162             get { return iCellSmallest; }
       
   163         }
       
   164 
       
   165         public HeapCell CellNumberOfReferencesLowest
       
   166         {
       
   167             get { return iCellNumberOfReferencesLowest; }
       
   168         }
       
   169 
       
   170         public HeapCell CellNumberOfReferencesGreatest
       
   171         {
       
   172             get { return iCellNumberOfReferencesGreatest; }
       
   173         }
       
   174 
       
   175         public HeapCell CellNumberOfEmbeddedReferencesLeast
       
   176         {
       
   177             get { return iCellNumberOfEmbeddedReferencesLeast; }
       
   178         }
       
   179 
       
   180         public HeapCell CellNumberOfEmbeddedReferencesMost
       
   181         {
       
   182             get { return iCellNumberOfEmbeddedReferencesMost; }
       
   183         }
       
   184 
       
   185         public HeapCellSizeDistribution Distribution
       
   186 		{
       
   187 			get { return iDistribution; }
       
   188 		}
       
   189         #endregion
       
   190 
       
   191 		#region Data members
       
   192         private readonly HeapCell.TType iType;
       
   193         private int iTypeCount;
       
   194         private long iTypeSizeHeader;
       
   195         private long iTypeSizePayload;
       
   196         private HeapCell iCellAllocationNumberLargest = null;
       
   197         private HeapCell iCellAllocationNumberSmallest = null;
       
   198         private HeapCell iCellNumberOfReferencesLowest = null;
       
   199         private HeapCell iCellNumberOfReferencesGreatest = null;
       
   200         private HeapCell iCellNumberOfEmbeddedReferencesLeast = null;
       
   201         private HeapCell iCellNumberOfEmbeddedReferencesMost = null;
       
   202         private HeapCell iCellLargest = new HeapCell( 0, uint.MinValue, HeapCell.TType.EAllocated );
       
   203         private HeapCell iCellSmallest = new HeapCell( 0, uint.MaxValue, HeapCell.TType.EAllocated );
       
   204         private HeapCellSizeDistribution iDistribution = new HeapCellSizeDistribution();
       
   205         #endregion
       
   206 	}
       
   207 }