qsparqlquery.h

/****************************************************************************/
#ifndef QSPARQLQUERY_H
#define QSPARQLQUERY_H
 
#include <qsparql.h>
 
#include <QtCore/qstring.h>
#include <QtCore/qshareddata.h>
 
QT_BEGIN_HEADER
 
QT_BEGIN_NAMESPACE
 
QT_MODULE(Sparql)
 
class QVariant;
template <class Key, class T> class QMap;
class QSparqlResultRow;
class QSparqlBinding;
class QSparqlQueryPrivate;
 
class Q_SPARQL_EXPORT QSparqlQuery
{
public:
    enum StatementType { SelectStatement, AskStatement, 
                         ConstructStatement, DescribeStatement,
                         InsertStatement, DeleteStatement };
    explicit QSparqlQuery(const QString& query = QString(),
                          StatementType type = SelectStatement);
    QSparqlQuery(const QSparqlQuery& other);
    QSparqlQuery& operator=(const QSparqlQuery& other);
    ~QSparqlQuery();
 
    StatementType type() const;
    void setType(StatementType type);
 
    QString query() const;
    void setQuery(const QString& query);
 
    void bindValue(const QString& placeholder, const QVariant& val);
    void bindValue(const QSparqlBinding& binding);
    void bindValues(const QSparqlResultRow& bindings);
    QVariant boundValue(const QString& placeholder) const;
    QMap<QString, QSparqlBinding> boundValues() const;
    void unbindValues();
 
    QString preparedQueryText() const;
 
private:
    QSharedDataPointer<QSparqlQueryPrivate> d;
};
 
QT_END_NAMESPACE
 
QT_END_HEADER
 
#endif // QSPARQLQUERY_H