ncdengine/provider/storage/src/ncdstoragefiledataitem.cpp
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     1 /*
       
     2 * Copyright (c) 2006 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 
       
    18 
       
    19 #include "ncdstoragefiledataitem.h"
       
    20 
       
    21 #include <s32file.h>
       
    22 
       
    23 #include "catalogsdebug.h"
       
    24 
       
    25 // ======== MEMBER FUNCTIONS ========
       
    26 
       
    27 
       
    28 // ---------------------------------------------------------------------------
       
    29 // Second phase constructor
       
    30 // ---------------------------------------------------------------------------
       
    31 //
       
    32 void CNcdStorageFileDataItem::ConstructL( const TDesC& aFilename )
       
    33     {
       
    34     if ( !aFilename.Length() ) 
       
    35         {
       
    36         User::Leave( KErrArgument );
       
    37         }
       
    38         
       
    39     iFilename.CreateL( aFilename );
       
    40     }
       
    41 
       
    42 
       
    43 // ---------------------------------------------------------------------------
       
    44 // NewL
       
    45 // ---------------------------------------------------------------------------
       
    46 //
       
    47 CNcdStorageFileDataItem* CNcdStorageFileDataItem::NewL( 
       
    48     const TDesC& aFilename, RFs& aFs )
       
    49     {
       
    50     CNcdStorageFileDataItem* self = CNcdStorageFileDataItem::NewLC( 
       
    51         aFilename, aFs );
       
    52     CleanupStack::Pop( self );
       
    53     return self;
       
    54     }
       
    55 
       
    56 
       
    57 // ---------------------------------------------------------------------------
       
    58 // NewLC
       
    59 // ---------------------------------------------------------------------------
       
    60 //
       
    61 CNcdStorageFileDataItem* CNcdStorageFileDataItem::NewLC( const TDesC& 
       
    62     aFilename, RFs& aFs )
       
    63     {
       
    64     CNcdStorageFileDataItem* self = new( ELeave ) CNcdStorageFileDataItem(
       
    65         aFs );
       
    66     CleanupStack::PushL( self );
       
    67     self->ConstructL( aFilename );
       
    68     return self;
       
    69     }
       
    70 
       
    71 // ---------------------------------------------------------------------------
       
    72 // Destructor
       
    73 // ---------------------------------------------------------------------------
       
    74 //
       
    75 CNcdStorageFileDataItem::~CNcdStorageFileDataItem()
       
    76     {
       
    77     iFilename.Close();
       
    78     }
       
    79 
       
    80 
       
    81 // ---------------------------------------------------------------------------
       
    82 // ExternalizeL
       
    83 // ---------------------------------------------------------------------------
       
    84 //
       
    85 void CNcdStorageFileDataItem::ExternalizeL( RWriteStream& aStream )
       
    86     {
       
    87     DLTRACEIN(( _L("Externalizing: %S"), &iFilename ));
       
    88         
       
    89 #ifdef CATALOGS_BUILD_CONFIG_DEBUG
       
    90     RFile file;
       
    91     CleanupClosePushL( file );
       
    92     User::LeaveIfError( file.Open( iFs, iFilename, EFileRead ) );
       
    93     TInt fileSize = -1;
       
    94     User::LeaveIfError( file.Size( fileSize ) );
       
    95     CleanupStack::PopAndDestroy( &file );
       
    96     DLINFO(("File size: %d", fileSize ));
       
    97 #endif
       
    98     
       
    99     RFileReadStream rstream;
       
   100     CleanupClosePushL( rstream );
       
   101     
       
   102     DLTRACE(("Opening file"));    
       
   103     User::LeaveIfError( rstream.Open( iFs, iFilename, 
       
   104         EFileRead | EFileStream | EFileShareReadersOnly ) );
       
   105     
       
   106     DLTRACE(("Externalizing data"));
       
   107     aStream.WriteL( rstream );
       
   108     CleanupStack::PopAndDestroy( &rstream );
       
   109     
       
   110     DLTRACEOUT((""));
       
   111     }
       
   112 
       
   113 
       
   114 // ---------------------------------------------------------------------------
       
   115 // InternalizeL
       
   116 // ---------------------------------------------------------------------------
       
   117 //
       
   118 void CNcdStorageFileDataItem::InternalizeL( RReadStream& /* aStream */ )
       
   119     {
       
   120     User::Leave( KErrNotSupported );
       
   121     }
       
   122 
       
   123     
       
   124 // ---------------------------------------------------------------------------
       
   125 // Constructor
       
   126 // ---------------------------------------------------------------------------
       
   127 //
       
   128 CNcdStorageFileDataItem::CNcdStorageFileDataItem( RFs& aFs ) : iFs( aFs )
       
   129     {
       
   130     }
       
   131 
       
   132