1 /*

     2 * Copyright (c) 2007 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:  This class stores parser components

    15  *

    16 */

    17 

    18 

    19 package com.nokia.tools.themeinstaller.odtconverter;

    20 

    21 import java.io.IOException;

    22 import java.util.Vector;

    23 

    24 /**

    25  * This class stores parser components and calls components parse method.

    26  */

    27 public class ParserComposite extends ParseOperation

    28                                 implements IParseOperationListener

    29     {

    30 

    31     /** Vector for parsing operations */

    32     Vector iParseOperations = new Vector();

    33 

    34     /** Vector element index */

    35     private int iIndex = 0;

    36 

    37     /**

    38      * Instantiates a new ParserComposite.

    39      */

    40     public ParserComposite()

    41         {

    42         }

    43 

    44     /**

    45      * Adds parsers to ParserComposite.

    46      *

    47      * @param ParseOperation

    48      */

    49     public void addOperation( ParseOperation aParseOperation )

    50         {

    51         iParseOperations.addElement( aParseOperation );

    52         aParseOperation.addListener( this );

    53         }

    54 

    55     /**

    56      * If parse operation was successful, calls next until all available files

    57      * are parsed

    58      */

    59     public void parseOperationCompleted( int aErr, String aReason )

    60         {

    61         ParseOperation oper;

    62         if( aErr == OPERATION_SUCCESSFUL )

    63             {

    64             // get DOM document from previous parse operation

    65             oper = ( ParseOperation )iParseOperations.elementAt( iIndex++ );

    66             iDOMDocument = oper.getDOMDocument();

    67 

    68             if( iIndex < iParseOperations.size() )

    69                 {

    70                 oper =

    71                      ( ParseOperation )iParseOperations.elementAt( iIndex );

    72                 try

    73                     {

    74                     oper.iDOMDocument = iDOMDocument;

    75                     oper.parse( );

    76                     }

    77                 catch ( IOException e )

    78                     {

    79                     operationCompleted( SYNTAX_ERROR, e.getMessage() );

    80                     }

    81                 catch ( ODTException e )

    82                     {

    83                     operationCompleted( SYNTAX_ERROR, e.getMessage() );

    84                     }

    85                 }

    86             else

    87                 {

    88                 operationCompleted( OPERATION_SUCCESSFUL, null );

    89                 }

    90             }

    91         else

    92             {

    93             operationCompleted( aErr, aReason );

    94             }

    95         }

    96 

    97     /* (non-Javadoc)

    98      * @see com.nokia.tools.themeinstaller.odtconverter.ParseOperation#parse()

    99      */

   100     public void parse( )

   101             throws IOException, ODTException

   102         {

   103         iIndex = 0;

   104 

   105         if( !iParseOperations.isEmpty() )

   106             {

   107             ParseOperation oper =

   108                        ( ParseOperation )iParseOperations.elementAt( iIndex );

   109             oper.parse( );

   110             }

   111         else

   112             {

   113             return;

   114             }

   115         }

   116     }