1 /*

     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 *

     5 * Redistribution and use in source and binary forms, with or without

     6 * modification, are permitted provided that the following conditions are met:

     7 *

     8 * - Redistributions of source code must retain the above copyright notice,

     9 *   this list of conditions and the following disclaimer.

    10 * - Redistributions in binary form must reproduce the above copyright notice,

    11 *   this list of conditions and the following disclaimer in the documentation

    12 *   and/or other materials provided with the distribution.

    13 * - Neither the name of Nokia Corporation nor the names of its contributors

    14 *   may be used to endorse or promote products derived from this software

    15 *   without specific prior written permission.

    16 *

    17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

    18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

    20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

    21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

    22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

    23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

    24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

    25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

    26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

    27 * POSSIBILITY OF SUCH DAMAGE.

    28 * 

    29 * Initial Contributors:

    30 * Nokia Corporation - initial contribution.

    31 *

    32 * Contributors:

    33 *

    34 * Description: 

    35 *

    36 */

    37 

    38 using System;

    39 using System.Collections.Generic;

    40 using System.Text;

    41 using System.Reflection;

    42 using HeapLib.Reconstructor.DataSources.Analyser.Extractor;

    43 

    44 namespace HeapLib.Reconstructor.DataSources.Analyser.Interpreter

    45 {

    46     internal sealed class InterpreterFactory

    47     {

    48         #region Constructors & destrutor

    49         public InterpreterFactory()

    50         {

    51             Type type = typeof( InterpreterBase );

    52             Type[] types = Assembly.GetExecutingAssembly().GetTypes();

    53             foreach ( Type t in types )

    54             {

    55                 if ( t.IsClass && type.IsAssignableFrom( t ) && !t.IsAbstract )

    56                 {

    57                     iTypes.Add( t );

    58                 }

    59             }

    60         }

    61         #endregion

    62 

    63         #region API

    64         public InterpreterBase FindSuitableInterpreter( Extractor.Extractor aExtractor )

    65         {

    66             InterpreterBase ret = null;

    67             //

    68             foreach ( Type type in iTypes )

    69             {

    70                 InterpreterBase interpreter = CreateInstance( type );

    71                 try

    72                 {

    73                     bool canDoIt = interpreter.CanInterpretFrom( aExtractor );

    74                     if ( canDoIt )

    75                     {

    76                         ret = interpreter;

    77                         break;

    78                     }

    79                 }

    80                 catch ( Exception )

    81                 {

    82                 }

    83             }

    84             //

    85             return ret;

    86         }

    87         #endregion

    88 

    89         #region Internal methods

    90         private InterpreterBase CreateInstance( Type aType )

    91         {

    92             object[] parameters = new object[] { };

    93             InterpreterBase ret = (InterpreterBase) Activator.CreateInstance( aType, parameters );

    94             return ret;

    95         }

    96         #endregion

    97 

    98         #region Data members

    99         private List<Type> iTypes = new List<Type>();

   100         #endregion

   101     }

   102 }