crashanalysercmd/PerfToolsSharedLibraries/Engine/SymBuildParsingLib/Parser/Framework/Workers/SymParserWorker.cs
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymBuildParsingLib/Parser/Framework/Workers/SymParserWorker.cs Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,117 @@
+/*
+* Copyright (c) 2004-2008 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.Collections;
+using SymBuildParsingLib.Tree;
+using SymBuildParsingLib.Token;
+
+namespace SymBuildParsingLib.Parser.Framework.Workers
+{
+ public abstract class SymParserWorker
+ {
+ #region Enumerations
+ public enum TTokenConsumptionType
+ {
+ ETokenNotConsumed = 0,
+ ETokenConsumed
+ };
+ #endregion
+
+ #region Constructors & destructor
+ public SymParserWorker( SymParserWorkerContext aContext )
+ : this( aContext, 0 )
+ {
+ }
+
+ public SymParserWorker( SymParserWorkerContext aContext, int aPriority )
+ {
+ iWorkerContext = aContext;
+ iPriority = aPriority;
+ }
+ #endregion
+
+ #region API
+ public virtual SymParserWorker.TTokenConsumptionType OfferToken( SymToken aToken )
+ {
+ SymParserWorker.TTokenConsumptionType consumptionType = TTokenConsumptionType.ETokenNotConsumed;
+ //
+ int count = iChildren.Count;
+ for( int i=0; i<count; i++ )
+ {
+ SymParserWorker worker = this[ i ];
+ consumptionType = worker.OfferToken( aToken );
+ //
+ if ( consumptionType == SymParserWorker.TTokenConsumptionType.ETokenConsumed )
+ {
+ break;
+ }
+ }
+ //
+ return consumptionType;
+ }
+ #endregion
+
+ #region Worker related
+ public virtual void RemoveSelf()
+ {
+ if ( WorkerContext.Parent != null )
+ {
+ WorkerContext.Parent.RemoveChild( this );
+ }
+ }
+
+ public virtual void AddChild( SymParserWorker aWorker )
+ {
+ iChildren.Add( aWorker );
+ }
+
+ public virtual void RemoveChild( SymParserWorker aWorker )
+ {
+ iChildren.Remove( aWorker );
+ }
+
+ public int ChildCount
+ {
+ get { return iChildren.Count; }
+ }
+
+ public SymParserWorker this[ int aIndex ]
+ {
+ get { return (SymParserWorker) iChildren[ aIndex ]; }
+ }
+ #endregion
+
+ #region Properties
+ public int Priority
+ {
+ get { return iPriority; }
+ }
+
+ public SymParserWorkerContext WorkerContext
+ {
+ get { return iWorkerContext; }
+ }
+ #endregion
+
+ #region Data members
+ private readonly SymParserWorkerContext iWorkerContext;
+ private int iPriority = 0;
+ private ArrayList iChildren = new ArrayList(2);
+ #endregion
+ }
+}