1 /*

     2 * Copyright (c) 2008 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 #ifndef CSTSFILE_H

    20 #define CSTSFILE_H

    21 

    22 //  INCLUDES

    23 #include "cstsasn1sequence.h"

    24 

    25 namespace java

    26 {

    27 namespace satsa

    28 {

    29 

    30 // FORWARD DECLARATIONS

    31 class MSTSASN1Module;

    32 class CSTSFileDataManager;

    33 

    34 // CLASS DECLARATION

    35 /**

    36  *  Abstract card file class for handling file selection, reading and data

    37  *  decoding.

    38  *

    39  *  @since 3.0

    40  */

    41 NONSHARABLE_CLASS(CSTSFile): public CSTSASN1Sequence

    42 {

    43 public: // Constructors and destructor

    44 

    45     /**

    46      * Destructor.

    47      */

    48     virtual ~CSTSFile();

    49 

    50 public: // New functions

    51 

    52     /**

    53      * Reads file and decodes it's data and appends decoded data to

    54      * array.

    55      * @since 3.0

    56      * @param aMaxValidDataAmount Maximum amount of valid data which

    57      * will be appended to array.

    58      */

    59     void ReadL(TInt aMaxValidDataAmount);

    60 

    61     /**

    62      * Getter for amount of found suitable records

    63      * @since 3.0

    64      * @return Amount of found records

    65      */

    66     TInt FoundRecords() const;

    67 

    68 public: // Functions from base classes

    69 

    70 

    71     /**

    72      * From MSTSASN1Module

    73      * @since 3.0

    74      * @param aRawData raw-data to be parsed in this instance

    75      */

    76     void DecodeL(const TDesC8& aRawData);

    77 

    78 protected: //New fuctions

    79 

    80     /**

    81      * C++ default constructor.

    82      */

    83     CSTSFile();

    84 

    85     /**

    86      * Decodes current row and appends decoded object to array, if

    87      * it is wanted object. Derived class must implement this.

    88      * @since 3.0

    89      * @param aRowData Row data in bytes

    90      * @param aMaxValidDataAmount Maximum amount of valid data which

    91      * will be appended to array. Must be set to zero if all found

    92      * data can be appended.

    93      * @return True if all valid data is found, EFalse if not

    94      */

    95     virtual TBool DecodeAndAppendRowL(

    96         const TDesC8& aRowData,

    97         TInt aMaxValidDataAmount) = 0;

    98 

    99     /**

   100      * Resets readed file data which is saved to member variable.

   101      * Derived class must implement this.

   102      * @since 3.0

   103      */

   104     virtual void ResetData() = 0;

   105 

   106     /**

   107      * Gets content of the file. Derived class must implement this.

   108      * @since 3.0

   109      */

   110     virtual const TDesC8& RetrieveContentL() = 0;

   111 

   112 private: //New fuctions

   113 

   114 protected: // Data

   115 

   116     TPtrC8 iPath;

   117 

   118     CSTSFileDataManager* iFileDataManager; //not owned

   119 

   120     TUint16 iFileSize;

   121 

   122     TInt iFoundRecords;

   123 

   124 private: // Data

   125 

   126     HBufC8 * iDataBuf; //owned

   127     TInt iMaxValidDataAmount;

   128 

   129 };

   130 

   131 } // namespace satsa

   132 } // namespace java

   133 #endif // CSTSFILE_H

   134 // End of File

   135