1 /*

     2 * Copyright (c) 2009 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 using System;

    18 using System.Text;

    19 using System.Collections.Generic;

    20 using System.IO;

    21 using CrashItemLib.Engine;

    22 using CrashXmlPlugin.FileFormat.Node;

    23 using CrashXmlPlugin.FileFormat.Document;

    24 using CrashXmlPlugin.FileFormat.Segment.Entries;

    25 using SymbianUtils.PluginManager;

    26 

    27 namespace CrashXmlPlugin.FileFormat.Segment

    28 {

    29 	internal class CXmlNodeSegmentTable : CXmlNode, IEnumerable<CXmlSegBase>

    30 	{

    31 		#region Constructors

    32         public CXmlNodeSegmentTable()

    33             : base( Constants.SegmentTable )

    34 		{

    35             AddChildren();

    36         }

    37 		#endregion

    38 

    39         #region From CXmlNode

    40         public override void XmlSerialize( CXmlDocumentSerializationParameters aParameters )

    41         {

    42             try

    43             {

    44                 // Serialize data to string

    45                 using ( CXmlDocumentSerializationParameters newParams = new CXmlDocumentSerializationParameters( aParameters, aParameters.Document, iSerializedData ) )

    46                 {

    47                     base.XmlSerialize( newParams );

    48 

    49                     // The serialized XML data which is stored to this class' data member will

    50                     // be written later on by the segment dictionary.

    51                     newParams.Writer.Flush();

    52 

    53                     // Tidy up head and tail so that it matches the rest of the document.

    54                     string indent = aParameters.Writer.Settings.IndentChars;

    55                     string text = iSerializedData.ToString();

    56                     using ( StringReader reader = new StringReader( text ) )

    57                     {

    58                         iSerializedData.Length = 0;

    59                         string line = reader.ReadLine();

    60                         while ( line != null )

    61                         {

    62                             iSerializedData.AppendLine( indent + line );

    63                             line = reader.ReadLine();

    64                         }

    65                     }

    66                     iSerializedData.Insert( 0, System.Environment.NewLine );

    67                 }

    68             }

    69             catch ( Exception )

    70             {

    71             }

    72         }

    73         #endregion

    74 

    75         #region Properties

    76         internal string SerializedData

    77         {

    78             get { return iSerializedData.ToString(); }

    79         }

    80         #endregion

    81 

    82         #region Internal methods

    83         private void AddChildren()

    84         {

    85             PluginManager<CXmlSegBase> plugins = new PluginManager<CXmlSegBase>( 1 );

    86             plugins.LoadFromCallingAssembly();

    87             

    88             // Sort them by priority

    89             SortedList<int, CXmlSegBase> list = new SortedList<int,CXmlSegBase>();

    90             foreach( CXmlSegBase seg in plugins )

    91             {

    92                 list.Add( seg.SegmentPriority, seg );

    93             }

    94 

    95             // Now they are sorted, add them as children

    96             foreach ( KeyValuePair<int, CXmlSegBase> kvp in list )

    97             {

    98                 base.Add( kvp.Value );

    99             }

   100         }

   101         #endregion

   102 

   103         #region From IEnumerable<CXmlSegBase>

   104         public IEnumerator<CXmlSegBase> GetEnumerator()

   105         {

   106             foreach ( SymbianTree.SymNode node in base.Children )

   107             {

   108                 if ( node is CXmlSegBase )

   109                 {

   110                     CXmlSegBase ret = (CXmlSegBase) node;

   111                     yield return ret;

   112                 }

   113             }

   114         }

   115 

   116         System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()

   117         {

   118             foreach ( SymbianTree.SymNode node in base.Children )

   119             {

   120                 if ( node is CXmlSegBase )

   121                 {

   122                     CXmlSegBase ret = (CXmlSegBase) node;

   123                     yield return ret;

   124                 }

   125             }

   126         }

   127         #endregion

   128 

   129         #region Data members

   130         private StringBuilder iSerializedData = new StringBuilder();

   131 		#endregion

   132     }

   133 }