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# qsql_oci.h

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    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtSql module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QSQL_OCI_H
    00043 #define QSQL_OCI_H
    00044
    00045 #include <QtSql/qsqlresult.h>
    00046 #include <QtSql/qsqldriver.h>
    00047 #include <QtSql/private/qsqlcachedresult_p.h>
    00048
    00049 #ifdef QT_PLUGIN
    00050 #define Q_EXPORT_SQLDRIVER_OCI
    00051 #else
    00052 #define Q_EXPORT_SQLDRIVER_OCI Q_SQL_EXPORT
    00053 #endif
    00054
    00055 QT_BEGIN_HEADER
    00056
    00057 QT_BEGIN_NAMESPACE
    00058
    00059 class QOCIDriver;
    00060 class QOCICols;
    00061 struct QOCIDriverPrivate;
    00062 struct QOCIResultPrivate;
    00063
    00064 typedef struct OCIEnv OCIEnv;
    00065 typedef struct OCISvcCtx OCISvcCtx;
    00066
    00067 class Q_EXPORT_SQLDRIVER_OCI QOCIResult : public QSqlCachedResult
    00068 {
    00069     friend class QOCIDriver;
    00070     friend struct QOCIResultPrivate;
    00071     friend class QOCICols;
    00072 public:
    00073     QOCIResult(const QOCIDriver * db, const QOCIDriverPrivate* p);
    00074     ~QOCIResult();
    00075     bool prepare(const QString& query);
    00076     bool exec();
    00077     QVariant handle() const;
    00078
    00079 protected:
    00080     bool gotoNext(ValueCache &values, int index);
    00081     bool reset (const QString& query);
    00082     int size();
    00083     int numRowsAffected();
    00084     QSqlRecord record() const;
    00085     QVariant lastInsertId() const;
    00086     void virtual_hook(int id, void *data);
    00087
    00088 private:
    00089     QOCIResultPrivate *d;
    00090 };
    00091
    00092 class Q_EXPORT_SQLDRIVER_OCI QOCIDriver : public QSqlDriver
    00093 {
    00094     Q_OBJECT
    00095     friend struct QOCIResultPrivate;
    00096     friend class QOCIPrivate;
    00097 public:
    00098     explicit QOCIDriver(QObject* parent = 0);
    00099     QOCIDriver(OCIEnv* env, OCISvcCtx* ctx, QObject* parent = 0);
    00100     ~QOCIDriver();
    00101     bool hasFeature(DriverFeature f) const;
    00102     bool open(const QString & db,
    00103               const QString & user,
    00104               const QString & password,
    00105               const QString & host,
    00106               int port,
    00107               const QString& connOpts);
    00108     void close();
    00109     QSqlResult *createResult() const;
    00110     QStringList tables(QSql::TableType) const;
    00111     QSqlRecord record(const QString& tablename) const;
    00112     QSqlIndex primaryIndex(const QString& tablename) const;
    00113     QString formatValue(const QSqlField &field,
    00114                         bool trimStrings) const;
    00115     QVariant handle() const;
    00116     QString escapeIdentifier(const QString &identifier, IdentifierType) const;
    00117
    00118 protected:
    00119     bool                beginTransaction();
    00120     bool                commitTransaction();
    00121     bool                rollbackTransaction();
    00122 private:
    00123     QOCIDriverPrivate *d;
    00124 };
    00125
    00126 QT_END_NAMESPACE
    00127
    00128 QT_END_HEADER
    00129
    00130 #endif // QSQL_OCI_H