diff options
Diffstat (limited to 'src/plugins/sqldrivers/oci')
| -rw-r--r-- | src/plugins/sqldrivers/oci/qsql_oci.cpp | 229 | ||||
| -rw-r--r-- | src/plugins/sqldrivers/oci/qsql_oci_p.h | 24 |
2 files changed, 145 insertions, 108 deletions
diff --git a/src/plugins/sqldrivers/oci/qsql_oci.cpp b/src/plugins/sqldrivers/oci/qsql_oci.cpp index a4793351de..5800b84fc6 100644 --- a/src/plugins/sqldrivers/oci/qsql_oci.cpp +++ b/src/plugins/sqldrivers/oci/qsql_oci.cpp @@ -55,6 +55,7 @@ #include <qvarlengtharray.h> #include <qvector.h> #include <qdebug.h> +#include <qtimezone.h> // This is needed for oracle oci when compiling with mingw-w64 headers #if defined(__MINGW64_VERSION_MAJOR) && defined(_WIN64) @@ -112,9 +113,6 @@ static const ub2 qOraCharset = OCI_UCS2ID; typedef QVarLengthArray<sb2, 32> IndicatorArray; typedef QVarLengthArray<ub2, 32> SizeArray; -static QByteArray qMakeOraDate(const QDateTime& dt); -static QDateTime qMakeDate(const char* oraDate); - static QByteArray qMakeOCINumber(const qlonglong &ll, OCIError *err); static QByteArray qMakeOCINumber(const qulonglong& ull, OCIError* err); @@ -156,6 +154,60 @@ QOCIRowId::~QOCIRowId() OCIDescriptorFree(id, OCI_DTYPE_ROWID); } +class QOCIDateTime +{ +public: + QOCIDateTime(OCIEnv *env, OCIError *err, const QDateTime &dt = QDateTime()); + ~QOCIDateTime(); + OCIDateTime *dateTime; + static QDateTime fromOCIDateTime(OCIEnv *env, OCIError *err, OCIDateTime *dt); +}; + +QOCIDateTime::QOCIDateTime(OCIEnv *env, OCIError *err, const QDateTime &dt) + : dateTime(nullptr) +{ + OCIDescriptorAlloc(env, reinterpret_cast<void**>(&dateTime), OCI_DTYPE_TIMESTAMP_TZ, 0, 0); + if (dt.isValid()) { + const QDate date = dt.date(); + const QTime time = dt.time(); + // Zone in +hh:mm format (stripping UTC prefix from OffsetName) + QString timeZone = dt.timeZone().displayName(dt, QTimeZone::OffsetName).mid(3); + const OraText *tz = reinterpret_cast<const OraText *>(timeZone.utf16()); + OCIDateTimeConstruct(env, err, dateTime, date.year(), date.month(), date.day(), time.hour(), + time.minute(), time.second(), time.msec() * 1000000, + const_cast<OraText *>(tz), timeZone.length() * sizeof(QChar)); + } +} + +QOCIDateTime::~QOCIDateTime() +{ + if (dateTime != nullptr) + OCIDescriptorFree(dateTime, OCI_DTYPE_TIMESTAMP_TZ); +} + +QDateTime QOCIDateTime::fromOCIDateTime(OCIEnv *env, OCIError *err, OCIDateTime *dateTime) +{ + sb2 year; + ub1 month, day, hour, minute, second; + ub4 nsec; + sb1 tzHour, tzMinute; + + OCIDateTimeGetDate(env, err, dateTime, &year, &month, &day); + OCIDateTimeGetTime(env, err, dateTime, &hour, &minute, &second, &nsec); + OCIDateTimeGetTimeZoneOffset(env, err, dateTime, &tzHour, &tzMinute); + int secondsOffset = (qAbs(tzHour) * 60 + tzMinute) * 60; + if (tzHour < 0) + secondsOffset = -secondsOffset; + // OCIDateTimeGetTime gives "fractions of second" as nanoseconds + return QDateTime(QDate(year, month, day), QTime(hour, minute, second, nsec / 1000000), + Qt::OffsetFromUTC, secondsOffset); +} + +struct TempStorage { + QList<QByteArray> rawData; + QList<QOCIDateTime *> dateTimes; +}; + typedef QSharedDataPointer<QOCIRowId> QOCIRowIdPointer; QT_BEGIN_INCLUDE_NAMESPACE Q_DECLARE_METATYPE(QOCIRowIdPointer) @@ -193,19 +245,19 @@ class QOCIResult: public QSqlCachedResult public: QOCIResult(const QOCIDriver *db); ~QOCIResult(); - bool prepare(const QString &query) Q_DECL_OVERRIDE; - bool exec() Q_DECL_OVERRIDE; - QVariant handle() const Q_DECL_OVERRIDE; + bool prepare(const QString &query) override; + bool exec() override; + QVariant handle() const override; protected: - bool gotoNext(ValueCache &values, int index) Q_DECL_OVERRIDE; - bool reset(const QString &query) Q_DECL_OVERRIDE; - int size() Q_DECL_OVERRIDE; - int numRowsAffected() Q_DECL_OVERRIDE; - QSqlRecord record() const Q_DECL_OVERRIDE; - QVariant lastInsertId() const Q_DECL_OVERRIDE; - bool execBatch(bool arrayBind = false) Q_DECL_OVERRIDE; - void virtual_hook(int id, void *data) Q_DECL_OVERRIDE; + bool gotoNext(ValueCache &values, int index) override; + bool reset(const QString &query) override; + int size() override; + int numRowsAffected() override; + QSqlRecord record() const override; + QVariant lastInsertId() const override; + bool execBatch(bool arrayBind = false) override; + void virtual_hook(int id, void *data) override; bool fetchNext() override; }; @@ -228,11 +280,11 @@ public: void setStatementAttributes(); int bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, int pos, - const QVariant &val, dvoid *indPtr, ub2 *tmpSize, QList<QByteArray> &tmpStorage); + const QVariant &val, dvoid *indPtr, ub2 *tmpSize, TempStorage &tmpStorage); int bindValues(QVector<QVariant> &values, IndicatorArray &indicators, SizeArray &tmpSizes, - QList<QByteArray> &tmpStorage); + TempStorage &tmpStorage); void outValues(QVector<QVariant> &values, IndicatorArray &indicators, - QList<QByteArray> &tmpStorage); + TempStorage &tmpStorage); inline bool isOutValue(int i) const { Q_Q(const QOCIResult); return q->bindValueType(i) & QSql::Out; } inline bool isBinaryValue(int i) const @@ -305,7 +357,7 @@ void QOCIResultPrivate::setStatementAttributes() } int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, int pos, - const QVariant &val, dvoid *indPtr, ub2 *tmpSize, QList<QByteArray> &tmpStorage) + const QVariant &val, dvoid *indPtr, ub2 *tmpSize, TempStorage &tmpStorage) { int r = OCI_SUCCESS; void *data = const_cast<void *>(val.constData()); @@ -323,14 +375,15 @@ int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, in case QVariant::Time: case QVariant::Date: case QVariant::DateTime: { - QByteArray ba = qMakeOraDate(val.toDateTime()); + QOCIDateTime *ptr = new QOCIDateTime(env, err, val.toDateTime()); r = OCIBindByPos(sql, hbnd, err, pos + 1, - ba.data(), - ba.size(), - SQLT_DAT, indPtr, 0, 0, 0, 0, OCI_DEFAULT); - tmpStorage.append(ba); - break; } + &ptr->dateTime, + sizeof(OCIDateTime *), + SQLT_TIMESTAMP_TZ, indPtr, 0, 0, 0, 0, OCI_DEFAULT); + tmpStorage.dateTimes.append(ptr); + break; + } case QVariant::Int: r = OCIBindByPos(sql, hbnd, err, pos + 1, @@ -357,7 +410,7 @@ int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, in ba.data(), ba.size(), SQLT_VNU, indPtr, 0, 0, 0, 0, OCI_DEFAULT); - tmpStorage.append(ba); + tmpStorage.rawData.append(ba); break; } case QVariant::ULongLong: @@ -368,7 +421,7 @@ int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, in ba.data(), ba.size(), SQLT_VNU, indPtr, 0, 0, 0, 0, OCI_DEFAULT); - tmpStorage.append(ba); + tmpStorage.rawData.append(ba); break; } case QVariant::Double: @@ -438,7 +491,7 @@ int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, in } if (r == OCI_SUCCESS) setCharset(*hbnd, OCI_HTYPE_BIND); - tmpStorage.append(ba); + tmpStorage.rawData.append(ba); break; } // default case } // switch @@ -448,7 +501,7 @@ int QOCIResultPrivate::bindValue(OCIStmt *sql, OCIBind **hbnd, OCIError *err, in } int QOCIResultPrivate::bindValues(QVector<QVariant> &values, IndicatorArray &indicators, - SizeArray &tmpSizes, QList<QByteArray> &tmpStorage) + SizeArray &tmpSizes, TempStorage &tmpStorage) { int r = OCI_SUCCESS; for (int i = 0; i < values.count(); ++i) { @@ -466,27 +519,30 @@ int QOCIResultPrivate::bindValues(QVector<QVariant> &values, IndicatorArray &ind } // will assign out value and remove its temp storage. -static void qOraOutValue(QVariant &value, QList<QByteArray> &storage, OCIError* err) +static void qOraOutValue(QVariant &value, TempStorage &tmpStorage, OCIEnv *env, OCIError* err) { switch (value.type()) { case QVariant::Time: - value = qMakeDate(storage.takeFirst()).time(); + value = QOCIDateTime::fromOCIDateTime(env, err, + tmpStorage.dateTimes.takeFirst()->dateTime).time(); break; case QVariant::Date: - value = qMakeDate(storage.takeFirst()).date(); + value = QOCIDateTime::fromOCIDateTime(env, err, + tmpStorage.dateTimes.takeFirst()->dateTime).date(); break; case QVariant::DateTime: - value = qMakeDate(storage.takeFirst()); + value = QOCIDateTime::fromOCIDateTime(env, err, + tmpStorage.dateTimes.takeFirst()->dateTime); break; case QVariant::LongLong: - value = qMakeLongLong(storage.takeFirst(), err); + value = qMakeLongLong(tmpStorage.rawData.takeFirst(), err); break; case QVariant::ULongLong: - value = qMakeULongLong(storage.takeFirst(), err); + value = qMakeULongLong(tmpStorage.rawData.takeFirst(), err); break; case QVariant::String: value = QString( - reinterpret_cast<const QChar *>(storage.takeFirst().constData())); + reinterpret_cast<const QChar *>(tmpStorage.rawData.takeFirst().constData())); break; default: break; //nothing @@ -494,14 +550,14 @@ static void qOraOutValue(QVariant &value, QList<QByteArray> &storage, OCIError* } void QOCIResultPrivate::outValues(QVector<QVariant> &values, IndicatorArray &indicators, - QList<QByteArray> &tmpStorage) + TempStorage &tmpStorage) { for (int i = 0; i < values.count(); ++i) { if (!isOutValue(i)) continue; - qOraOutValue(values[i], tmpStorage, err); + qOraOutValue(values[i], tmpStorage, env, err); QVariant::Type typ = values.at(i).type(); if (indicators[i] == -1) // NULL @@ -693,11 +749,9 @@ QVariant::Type qDecodeOCIType(int ocitype, QSql::NumericalPrecisionPolicy precis break; case SQLT_DAT: case SQLT_ODT: -#ifdef SQLT_TIMESTAMP case SQLT_TIMESTAMP: case SQLT_TIMESTAMP_TZ: case SQLT_TIMESTAMP_LTZ: -#endif type = QVariant::DateTime; break; default: @@ -724,27 +778,6 @@ static QSqlField qFromOraInf(const OraFieldInfo &ofi) } /*! - \internal - - Convert QDateTime to the internal Oracle DATE format NB! - It does not handle BCE dates. -*/ -QByteArray qMakeOraDate(const QDateTime& dt) -{ - QByteArray ba; - ba.resize(7); - int year = dt.date().year(); - ba[0]= (year / 100) + 100; // century - ba[1]= (year % 100) + 100; // year - ba[2]= dt.date().month(); - ba[3]= dt.date().day(); - ba[4]= dt.time().hour() + 1; - ba[5]= dt.time().minute() + 1; - ba[6]= dt.time().second() + 1; - return ba; -} - -/*! \internal Convert qlonglong to the internal Oracle OCINumber format. @@ -794,22 +827,6 @@ qulonglong qMakeULongLong(const char* ociNumber, OCIError* err) return qull; } -QDateTime qMakeDate(const char* oraDate) -{ - int century = uchar(oraDate[0]); - if(century >= 100){ - int year = uchar(oraDate[1]); - year = ((century-100)*100) + (year-100); - int month = oraDate[2]; - int day = oraDate[3]; - int hour = oraDate[4] - 1; - int min = oraDate[5] - 1; - int sec = oraDate[6] - 1; - return QDateTime(QDate(year,month,day), QTime(hour,min,sec)); - } - return QDateTime(); -} - class QOCICols { public: @@ -832,7 +849,7 @@ private: class OraFieldInf { public: - OraFieldInf(): data(0), len(0), ind(0), typ(QVariant::Invalid), oraType(0), def(0), lob(0) + OraFieldInf() : data(0), len(0), ind(0), typ(QVariant::Invalid), oraType(0), def(0), lob(0), dataPtr(nullptr) {} ~OraFieldInf(); char *data; @@ -842,6 +859,7 @@ private: ub4 oraType; OCIDefine *def; OCILobLocator *lob; + void *dataPtr; }; QVector<OraFieldInf> fieldInf; @@ -856,6 +874,20 @@ QOCICols::OraFieldInf::~OraFieldInf() if (r != 0) qWarning("QOCICols: Cannot free LOB descriptor"); } + if (dataPtr) { + switch (typ) { + case QVariant::Date: + case QVariant::Time: + case QVariant::DateTime: { + int r = OCIDescriptorFree(dataPtr, OCI_DTYPE_TIMESTAMP_TZ); + if (r != OCI_SUCCESS) + qWarning("QOCICols: Cannot free OCIDateTime descriptor"); + break; + } + default: + break; + } + } } QOCICols::QOCICols(int size, QOCIResultPrivate* dp) @@ -902,13 +934,18 @@ QOCICols::QOCICols(int size, QOCIResultPrivate* dp) switch (ofi.type) { case QVariant::DateTime: + r = OCIDescriptorAlloc(d->env, (void **)&fieldInf[idx].dataPtr, OCI_DTYPE_TIMESTAMP_TZ, 0, 0); + if (r != OCI_SUCCESS) { + qWarning("QOCICols: Unable to allocate the OCIDateTime descriptor"); + break; + } r = OCIDefineByPos(d->sql, &dfn, d->err, count, - create(idx, dataSize+1), - dataSize+1, - SQLT_DAT, + &fieldInf[idx].dataPtr, + sizeof(OCIDateTime *), + SQLT_TIMESTAMP_TZ, &(fieldInf[idx].ind), 0, 0, OCI_DEFAULT); break; @@ -1323,11 +1360,10 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b fieldTypes.append(tp == QVariant::List ? boundValues.at(i).toList().value(0).type() : tp); } - - QList<QByteArray> tmpStorage; SizeArray tmpSizes(columnCount); QVector<QOCIBatchColumn> columns(columnCount); QOCIBatchCleanupHandler cleaner(columns); + TempStorage tmpStorage; // figuring out buffer sizes for (i = 0; i < columnCount; ++i) { @@ -1364,8 +1400,8 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b case QVariant::Time: case QVariant::Date: case QVariant::DateTime: - col.bindAs = SQLT_DAT; - col.maxLen = 7; + col.bindAs = SQLT_TIMESTAMP_TZ; + col.maxLen = sizeof(OCIDateTime *); break; case QVariant::Int: @@ -1433,7 +1469,7 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b for (uint row = 0; row < col.recordCount; ++row) { const QVariant &val = boundValues.at(i).toList().at(row); - if (val.isNull()){ + if (val.isNull() && !d->isOutValue(i)) { columns[i].indicators[row] = -1; columns[i].lengths[row] = 0; } else { @@ -1444,9 +1480,8 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b case QVariant::Date: case QVariant::DateTime:{ columns[i].lengths[row] = columns[i].maxLen; - const QByteArray ba = qMakeOraDate(val.toDateTime()); - Q_ASSERT(ba.size() == int(columns[i].maxLen)); - memcpy(dataPtr, ba.constData(), columns[i].maxLen); + QOCIDateTime *date = new QOCIDateTime(d->env, d->err, val.toDateTime()); + *reinterpret_cast<OCIDateTime**>(dataPtr) = date->dateTime; break; } case QVariant::Int: @@ -1582,7 +1617,7 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b QVariant::Type tp = boundValues.at(i).type(); if (tp != QVariant::List) { - qOraOutValue(boundValues[i], tmpStorage, d->err); + qOraOutValue(boundValues[i], tmpStorage, d->env, d->err); if (*columns[i].indicators == -1) boundValues[i] = QVariant(tp); continue; @@ -1594,16 +1629,16 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b for (uint r = 0; r < columns[i].recordCount; ++r){ if (columns[i].indicators[r] == -1) { - (*list)[r] = QVariant(); + (*list)[r] = QVariant(fieldTypes[i]); continue; } switch(columns[i].bindAs) { - case SQLT_DAT: - (*list)[r] = qMakeDate(data + r * columns[i].maxLen); + case SQLT_TIMESTAMP_TZ: + (*list)[r] = QOCIDateTime::fromOCIDateTime(d->env, d->err, + *reinterpret_cast<OCIDateTime **>(data + r * columns[i].maxLen)); break; - case SQLT_INT: (*list)[r] = *reinterpret_cast<int*>(data + r * columns[i].maxLen); break; @@ -1647,6 +1682,7 @@ bool QOCICols::execBatch(QOCIResultPrivate *d, QVector<QVariant> &boundValues, b d->q_func()->setAt(QSql::BeforeFirstRow); d->q_func()->setActive(true); + qDeleteAll(tmpStorage.dateTimes); return true; } @@ -1755,7 +1791,8 @@ void QOCICols::getValues(QVector<QVariant> &v, int index) switch (fld.typ) { case QVariant::DateTime: - v[index + i] = QVariant(qMakeDate(fld.data)); + v[index + i] = QVariant(QOCIDateTime::fromOCIDateTime(d->env, d->err, + reinterpret_cast<OCIDateTime *>(fld.dataPtr))); break; case QVariant::Double: case QVariant::Int: @@ -1985,7 +2022,7 @@ bool QOCIResult::exec() ub2 stmtType=0; ub4 iters; ub4 mode; - QList<QByteArray> tmpStorage; + TempStorage tmpStorage; IndicatorArray indicators(boundValueCount()); SizeArray tmpSizes(boundValueCount()); @@ -2056,7 +2093,7 @@ bool QOCIResult::exec() if (hasOutValues()) d->outValues(boundValues(), indicators, tmpStorage); - + qDeleteAll(tmpStorage.dateTimes); return true; } diff --git a/src/plugins/sqldrivers/oci/qsql_oci_p.h b/src/plugins/sqldrivers/oci/qsql_oci_p.h index 69911f4bee..295c131f1a 100644 --- a/src/plugins/sqldrivers/oci/qsql_oci_p.h +++ b/src/plugins/sqldrivers/oci/qsql_oci_p.h @@ -84,21 +84,21 @@ public: const QString &password, const QString &host, int port, - const QString &connOpts) Q_DECL_OVERRIDE; - void close() Q_DECL_OVERRIDE; - QSqlResult *createResult() const Q_DECL_OVERRIDE; - QStringList tables(QSql::TableType) const Q_DECL_OVERRIDE; - QSqlRecord record(const QString &tablename) const Q_DECL_OVERRIDE; - QSqlIndex primaryIndex(const QString& tablename) const Q_DECL_OVERRIDE; + const QString &connOpts) override; + void close() override; + QSqlResult *createResult() const override; + QStringList tables(QSql::TableType) const override; + QSqlRecord record(const QString &tablename) const override; + QSqlIndex primaryIndex(const QString& tablename) const override; QString formatValue(const QSqlField &field, - bool trimStrings) const Q_DECL_OVERRIDE; - QVariant handle() const Q_DECL_OVERRIDE; - QString escapeIdentifier(const QString &identifier, IdentifierType) const Q_DECL_OVERRIDE; + bool trimStrings) const override; + QVariant handle() const override; + QString escapeIdentifier(const QString &identifier, IdentifierType) const override; protected: - bool beginTransaction() Q_DECL_OVERRIDE; - bool commitTransaction() Q_DECL_OVERRIDE; - bool rollbackTransaction() Q_DECL_OVERRIDE; + bool beginTransaction() override; + bool commitTransaction() override; + bool rollbackTransaction() override; }; QT_END_NAMESPACE |