/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

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

* which accompanies this distribution, and is available

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

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

* 

* Description:

*

*/

using System;

using System.Text;

using System.Collections.Generic;

using CrashItemLib.Crash.Base;

using CrashItemLib.Crash.Registers;

using CrashItemLib.Crash.Threads;

using CrashItemLib.Crash.Stacks;

using CrashXmlPlugin.FileFormat.Node;

namespace CrashXmlPlugin.FileFormat.Segment.Entries.Threads

{

    internal class CXmlThread : CXmlNode

	{

		#region Constructors

        public CXmlThread( CIThread aThread )

            : base( SegConstants.Threads_Thread )

		{

            iThread = aThread;

		}

		#endregion

        #region From CXmlNode

        protected override void XmlSerializeContent( CrashXmlPlugin.FileFormat.Document.CXmlDocumentSerializationParameters aParameters )

        {

            CXmlNode.WriteId( iThread, aParameters.Writer );

            aParameters.Writer.WriteElementString( SegConstants.CmnName, iThread.Name );

            aParameters.Writer.WriteElementString( SegConstants.Threads_Thread_FullName, iThread.FullName );

            // Parent process

            if ( iThread.OwningProcess != null )

            {

                CXmlNode.WriteLink( iThread.OwningProcess.Id, SegConstants.Processes, aParameters.Writer );

            }

            // Thread priority

            if ( iThread.Priority != 0 )

            {

                aParameters.Writer.WriteElementString( SegConstants.CmnPriority, iThread.Priority.ToString() );

            }

            // Write any messages

            CXmlSegBase.XmlSerializeMessages( aParameters, iThread );

        }

        protected override void XmlSerializeChildren( CrashXmlPlugin.FileFormat.Document.CXmlDocumentSerializationParameters aParameters )

        {

            // Exit info

            CXmlExitInfo xmlExitInfo = new CXmlExitInfo( iThread.ExitInfo );

            xmlExitInfo.XmlSerialize( aParameters );

            // Stacks

            XmlSerializeStacks( aParameters );

            // Registers

            XmlSerializeRegisters( aParameters );

        }

        #endregion

        #region Internal methods

        private void XmlSerializeRegisters( CrashXmlPlugin.FileFormat.Document.CXmlDocumentSerializationParameters aParameters )

        {

            // Must obtain the registers in advance to avoid creating an empty list.

            List<CIRegisterList> regs = new List<CIRegisterList>();

            // Find register lists

            CIElementList<CIRegisterListCollection> allRegs = iThread.ChildrenByType<CIRegisterListCollection>();

            foreach ( CIRegisterListCollection registerListCol in allRegs )

            {

                foreach ( CIRegisterList registerList in registerListCol )

                {

                    if ( registerList.Count > 0 )

                    {

                        regs.Add( registerList );

                    }

                }

            }

            // Only write something if we have some entries

            if ( regs.Count > 0 )

            {

                CXmlNode.WriteLinkListStart( aParameters.Writer, SegConstants.Registers );

                foreach ( CIRegisterList registerList in regs )

                {

                    CXmlNode.WriteLink( registerList.Id, SegConstants.Registers, aParameters.Writer );

                }

                CXmlNode.WriteLinkListEnd( aParameters.Writer );

            }

        }

        private void XmlSerializeStacks( CrashXmlPlugin.FileFormat.Document.CXmlDocumentSerializationParameters aParameters )

        {

            // Find stacks

            CIElementList<CIStack> stacks = iThread.ChildrenByType<CIStack>();

            // Only write something if we have some entries

            if ( stacks.Count > 0 )

            {

                CXmlNode.WriteLinkListStart( aParameters.Writer, SegConstants.Stacks );

                foreach ( CIStack item in stacks )

                {

                    CXmlNode.WriteLink( item.Id, SegConstants.Stacks, aParameters.Writer );

                }

                CXmlNode.WriteLinkListEnd( aParameters.Writer );

            }

        }

        #endregion

        #region Data members

        private readonly CIThread iThread;

		#endregion

	}

}