1 /**

     2 * Copyright (c) 2010 Sasken Communication Technologies Ltd.

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the "{License}"

     6 * which accompanies  this distribution, and is available

     7 * at the URL "{LicenseUrl}".

     8 *

     9 * Initial Contributors:

    10 * Narasimhulu Kavadapu, Sasken Communication Technologies Ltd - Initial contribution

    11 *

    12 * Contributors:

    13 * Siddhartha Chandra, Satish Kanteti Sasken Communication Technologies Ltd

    14 * Description:

    15 * XML Parser class

    16 */

    17 

    18 #ifndef FB_XML_HANDLER_H

    19 #define FB_XML_HANDLER_H

    20 

    21 #include <QObject>

    22 #include <QString>

    23 #include <QXmlDefaultHandler>

    24 #include <QVariantList>

    25 

    26 #include "authAppConstants.h"

    27 

    28 // FORWARD DECLARATIONS

    29 class FBRequest;

    30 

    31 ///////////////////////////////////////////////////////////////////////////////////////////////////

    32 class FBXMLHandler : public QObject, public QXmlDefaultHandler

    33 {

    34     Q_OBJECT

    35 

    36 private:

    37     QVariantList        iStack;

    38     QList<QString>      iNameStack;

    39     QVariant            iRootObject;

    40     QString             iRootName;

    41     QString             iChars;

    42 

    43     QString         iParseErrorMessage;

    44     bool            iError;

    45 

    46 public: /* class functions */

    47 

    48     FBXMLHandler();

    49     ~FBXMLHandler();

    50 

    51     inline const QString& rootName() const { return iRootName; }

    52     inline QVariant rootObject() const { return iRootObject; }

    53 

    54     inline bool parseError() const { return iError; }

    55 

    56 private:

    57     /* methods from QXmlDefaultHandler */

    58     bool startElement( const QString & namespaceURI,

    59                        const QString & localName,

    60                        const QString & qName,

    61                        const QXmlAttributes & atts);

    62     bool characters(const QString& text);

    63     bool endElement( const QString & namespaceURI,

    64                      const QString & localName,

    65                      const QString & qName );

    66 

    67     /* methods from QXmlErrorHandler */

    68     bool error(const QXmlParseException& exception);

    69     bool fatalError(const QXmlParseException& exception);

    70 

    71     /* private functions*/

    72     const QString& topName() const;

    73     void flushCharacters();

    74     QVariant topObject(bool aCreate);

    75 

    76     QVariant topContainer();

    77 

    78 

    79     void initWhiteSpaceHash();

    80     QHash<QChar, bool> iWhiteSpaceAndNewLineCharSet;

    81 

    82 };

    83 

    84 #endif // FB_XML_HANDLER_H