1 /*

     2 * Copyright (c) 2004-2008 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 

    18 using System;

    19 using System.Collections.Generic;

    20 using System.Text;

    21 using SymbianParserLib.Engine;

    22 using SymbianParserLib.Elements;

    23 using SymbianParserLib.Enums;

    24 using CrashDebuggerLib.Structures.KernelObjects;

    25 using CrashDebuggerLib.Parsers.State.Implementation.Helpers;

    26 

    27 namespace CrashDebuggerLib.Parsers.State.Implementation

    28 {

    29     internal abstract class StateContainerBase : State

    30     {

    31         #region Constructors

    32         protected StateContainerBase( CrashDebuggerParser aParser )

    33             : base( aParser )

    34         {

    35             DObject temp = CreateNewObject();

    36             iObjectType = temp.Type;

    37         }

    38         #endregion

    39 

    40         #region API

    41         public override void Prepare()

    42         {

    43             DObjectCon container = CrashDebugger.ContainerByType( iObjectType );

    44             //

    45             ParserLine l1 = ParserLine.NewSymFormat( "Container %d at %08x contains %d %S:\r\n" );

    46             l1[ 0 ].SetTargetProperty( container, "Index" );

    47             l1[ 1 ].SetTargetProperty( container, "KernelAddress" );

    48             l1[ 2 ].SetTargetProperty( container, "ExpectedCount" );

    49             l1.ElementComplete += new SymbianParserLib.BaseStructures.ParserElementBase.ElementCompleteHandler( ContainerCountInfoComplete );

    50             //

    51             ParserParagraph para = new ParserParagraph( "CONTAINER [" + container.TypeDescription + "]" );

    52             para.Add( l1 );

    53             ParserEngine.Add( para );

    54             //

    55             CreateEntryDetector();

    56         }

    57 

    58         public override void Finalise()

    59         {

    60         }

    61         #endregion

    62 

    63         #region Abstract API

    64         protected abstract DObject CreateNewObject();

    65 

    66         protected virtual bool IsObjectReadyForSaving( DObject aObject )

    67         {

    68             bool ret = ( aObject.KernelAddress != 0 );

    69             return ret;

    70         }

    71 

    72         protected virtual void CreateEntryParagraphs( DObject aObject )

    73         {

    74             string name = "ENTRY [" + Container.TypeDescription + "]";

    75             ParserParagraph para = iHelperDObject.CreateMonitorObjectParagraph( name, aObject );

    76             ParserEngine.Add( para );

    77         }

    78 

    79         protected virtual void CreateEntryParser()

    80         {

    81             // Remove all the old entries

    82             ParserEngine.Reset();

    83 

    84             // Save last thread if it looks valid

    85             if ( iCurrentObject != null  )

    86             {

    87                 bool ready = IsObjectReadyForSaving( iCurrentObject );

    88                 if ( ready )

    89                 {

    90                     Container.Add( iCurrentObject );

    91                     iCurrentObject = null;

    92                 }

    93             }

    94 

    95             // Create a new object which will contain the next set of parser data

    96             iCurrentObject = CreateNewObject();

    97             

    98             // Use the helper to prepare next paragraphs

    99             CreateEntryParagraphs( iCurrentObject );

   100 

   101             // Catch the next new entry

   102             CreateEntryDetector();

   103         }

   104 

   105         protected virtual void CreateEntryDetector()

   106         {

   107             string containerType = Container.TypeDescription;

   108             ParserParagraph para = iHelperDObject.CreateEntryDetector( containerType, new SymbianParserLib.BaseStructures.ParserElementBase.ElementCompleteHandler( NewElementDetected ) );

   109             ParserEngine.Add( para );

   110         }

   111         #endregion

   112 

   113         #region Properties

   114         protected DObjectCon Container

   115         {

   116             get { return CrashDebugger.ContainerByType( iObjectType ); }

   117         }

   118 

   119         protected DObject.TObjectType ObjectType

   120         {

   121             get

   122             {

   123                 return iObjectType;

   124             }

   125         }

   126         #endregion

   127 

   128         #region Internal methods

   129         #endregion

   130 

   131         #region Event handlers

   132         void NewElementDetected( SymbianParserLib.BaseStructures.ParserElementBase aElement )

   133         {

   134             CreateEntryParser();

   135         }

   136 

   137         void ContainerCountInfoComplete( SymbianParserLib.BaseStructures.ParserElementBase aElement )

   138         {

   139         }

   140         #endregion

   141 

   142         #region Data members

   143         private DObject iCurrentObject = null;

   144         private HelperDObject iHelperDObject = new HelperDObject();

   145         private readonly DObject.TObjectType iObjectType;

   146         #endregion

   147     }

   148 }