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.Collections.Generic;

    19 using System.Text;

    20 using System.Text.RegularExpressions;

    21 using System.Reflection;

    22 using SymbianParserLib.Enums;

    23 using SymbianParserLib.Elements;

    24 using SymbianParserLib.Elements.SubFields;

    25 

    26 namespace SymbianParserLib.RegExTranslators.Cache

    27 {

    28     internal class RegExTranslatorCache

    29     {

    30         #region Constructors

    31         public RegExTranslatorCache()

    32         {

    33         }

    34         #endregion

    35 

    36         #region API

    37         public ParserLine CreateClone( string aKey )

    38         {

    39             ParserLine ret = null;

    40             //

    41             lock ( iEntries )

    42             {

    43                 if ( Exists( aKey ) )

    44                 {

    45                     RegExTranslatorCacheEntry entry = iEntries[ aKey ];

    46                     ret = entry.Clone();

    47                 }

    48             }

    49             //

    50             return ret;

    51         }

    52 

    53         public void Add( string aKey, ParserLine aLine )

    54         {

    55             System.Diagnostics.Debug.Assert( !string.IsNullOrEmpty( aKey ) );

    56             System.Diagnostics.Debug.Assert( aLine != null );

    57             System.Diagnostics.Debug.Assert( !string.IsNullOrEmpty( aLine.OriginalValue ) );

    58             System.Diagnostics.Debug.Assert( !string.IsNullOrEmpty( aLine.FinalValue ) );

    59             System.Diagnostics.Debug.Assert( iEntries != null );

    60             

    61             try

    62             {

    63                 lock ( iEntries )

    64                 {

    65                     if ( Exists( aKey ) == false )

    66                     {

    67                         RegExTranslatorCacheEntry entry = new RegExTranslatorCacheEntry( aLine );

    68                         iEntries.Add( aKey, entry );

    69                     }

    70                 }

    71             }

    72             catch ( Exception )

    73             {

    74                 SymbianUtils.SymDebug.SymDebugger.Break();

    75             }

    76         }

    77 

    78         public bool Exists( string aKey )

    79         {

    80             lock ( iEntries )

    81             {

    82                 bool ret = iEntries.ContainsKey( aKey );

    83                 return ret;

    84             }

    85         }

    86         #endregion

    87 

    88         #region Properties

    89         #endregion

    90 

    91         #region Internal methods

    92         #endregion

    93 

    94         #region Internal constants

    95         #endregion

    96 

    97         #region From System.Object

    98         #endregion

    99 

   100         #region Data members

   101         private Dictionary<string, RegExTranslatorCacheEntry> iEntries = new Dictionary<string, RegExTranslatorCacheEntry>();

   102         #endregion

   103     }

   104 }