sysperfana/heapanalyser/Libraries/Engine/HeapLib/Reconstructor/DataSources/Analyser/Extractor/ExtractorFactory.cs
/*
* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of Nokia Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:
*
*/
using System;
using System.Collections.Generic;
using System.Text;
using System.Reflection;
namespace HeapLib.Reconstructor.DataSources.Analyser.Extractor
{
internal sealed class ExtractorFactory
{
#region Constructors & destrutor
public ExtractorFactory()
{
Type extractorType = typeof( Extractor );
Type[] types = Assembly.GetExecutingAssembly().GetTypes();
foreach ( Type t in types )
{
if ( t.IsClass && extractorType.IsAssignableFrom( t ) && !t.IsAbstract )
{
iExtractorTypes.Add( t );
}
}
}
#endregion
#region API
public Extractor FindSuitableExtractor( string aLine )
{
Extractor ret = null;
//
foreach ( Type extractorType in iExtractorTypes )
{
Extractor ext = CreateExtractor( extractorType );
try
{
bool canExtract = ext.CanExtractFrom( aLine );
if ( canExtract )
{
System.Diagnostics.Debug.Assert( ext.PrimaryLine != string.Empty );
System.Diagnostics.Debug.Assert( ext.Hash != string.Empty );
ret = ext;
break;
}
}
catch ( Exception )
{
}
}
//
return ret;
}
#endregion
#region Internal methods
private Extractor CreateExtractor( Type aType )
{
object[] parameters = new object[] { };
Extractor ret = (Extractor) Activator.CreateInstance( aType, parameters );
return ret;
}
#endregion
#region Data members
private List<Type> iExtractorTypes = new List<Type>();
#endregion
}
}