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#ifndef SERVICEMETADATA_H

#define SERVICEMETADATA_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API. It exists purely as an

// implementation detail. This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include "qmobilityglobal.h"

#include <QXmlStreamReader>

#include <QStringList>

#include <QList>

#include <QSet>

#include "qserviceinterfacedescriptor.h"

#ifdef SERVICE_XML_GENERATOR

#undef Q_AUTOTEST_EXPORT

#define Q_AUTOTEST_EXPORT

#endif

QT_BEGIN_NAMESPACE

class QIODevice;

QT_END_NAMESPACE

QTM_BEGIN_NAMESPACE

// FORWARD DECLARATIONS

class QServiceInterfaceDescriptor;

class ServiceMetaDataResults 

{

public:

    ServiceMetaDataResults() {}

    ServiceMetaDataResults(const ServiceMetaDataResults& other)

    {

        description = other.description;

        location = other.location;

        name = other.name;

        interfaces = other.interfaces;

        latestInterfaces = other.latestInterfaces;

    }

    QString location;

    QString name;

    QString description;

    QList<QServiceInterfaceDescriptor> interfaces;

    QList<QServiceInterfaceDescriptor> latestInterfaces;

};

#ifndef QT_NO_DATASTREAM

Q_AUTOTEST_EXPORT QDataStream &operator<<(QDataStream &, const ServiceMetaDataResults &);

Q_AUTOTEST_EXPORT QDataStream &operator>>(QDataStream &, ServiceMetaDataResults &);

#endif

class Q_AUTOTEST_EXPORT ServiceMetaData 

{

public:

    //! ServiceMetaData::ServiceMetadataErr

    /*!

     This enum describes the errors that may be returned by the Service metadata parser.

     */

    enum ServiceMetadataErr {

        SFW_ERROR_NO_SERVICE = 0,                           /* Can not find service root node in XML file*/

        SFW_ERROR_NO_SERVICE_NAME,                          /* Can not find service name in XML file */

        SFW_ERROR_NO_SERVICE_FILEPATH,                      /* Can not find service filepath in XML file */

        SFW_ERROR_NO_SERVICE_INTERFACE,                     /* No interface for the service in XML file*/

        SFW_ERROR_NO_INTERFACE_VERSION,                     /* Can not find interface version in XML file */

        SFW_ERROR_NO_INTERFACE_NAME,                        /* Can not find interface name in XML file*/

        SFW_ERROR_UNABLE_TO_OPEN_FILE,                      /* Error opening XML file*/

        SFW_ERROR_INVALID_XML_FILE,                         /* Not a valid XML file*/

        SFW_ERROR_PARSE_SERVICE,                            /* Error parsing service node */

        SFW_ERROR_PARSE_INTERFACE,                          /* Error parsing interface node */

        SFW_ERROR_DUPLICATED_INTERFACE,                     /* The same interface is defined twice */

        SFW_ERROR_INVALID_VERSION,

        SFW_ERROR_DUPLICATED_TAG,                           /* The tag appears twice */

        SFW_ERROR_INVALID_CUSTOM_TAG,                       /* The customproperty tag is not corectly formatted or otherwise incorrect*/

        SFW_ERROR_DUPLICATED_CUSTOM_KEY                     /* The customproperty appears twice*/

    };

public:

    ServiceMetaData(const QString &aXmlFilePath);

    ServiceMetaData(QIODevice *device);

    ~ServiceMetaData();

    void setDevice(QIODevice *device);

    QIODevice *device() const;

    bool extractMetadata();

    int getLatestError() const;

    ServiceMetaDataResults parseResults() const;

private:

    QList<QServiceInterfaceDescriptor> latestInterfaces() const;

    QServiceInterfaceDescriptor latestInterfaceVersion(const QString &interfaceName);

    bool processServiceElement(QXmlStreamReader &aXMLReader);

    bool processInterfaceElement(QXmlStreamReader &aXMLReader);

    void clearMetadata();

private:

    bool lessThan(const QServiceInterfaceDescriptor &d1,

                    const QServiceInterfaceDescriptor &d2) const;

    bool checkVersion(const QString &version) const;

    void transformVersion(const QString &version, int *major, int *minor) const;

    QIODevice *xmlDevice;

    bool ownsXmlDevice;

    QString serviceName;

    QString serviceLocation;

    QString serviceDescription;

    QList<QServiceInterfaceDescriptor> serviceInterfaces;

    QSet<QString> duplicates;

    int latestError;

    QHash<QString, int> m_latestIndex;

};

QTM_END_NAMESPACE

#endif // SERVICEMETADATA_H