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| -rw-r--r-- | connectivity/source/drivers/mysqlc/mysqlc_resultset.hxx | 279 |
1 files changed, 279 insertions, 0 deletions
diff --git a/connectivity/source/drivers/mysqlc/mysqlc_resultset.hxx b/connectivity/source/drivers/mysqlc/mysqlc_resultset.hxx new file mode 100644 index 000000000..dca2bb4a9 --- /dev/null +++ b/connectivity/source/drivers/mysqlc/mysqlc_resultset.hxx @@ -0,0 +1,279 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef INCLUDED_MYSQLC_SOURCE_MYSQLC_RESULTSET_HXX +#define INCLUDED_MYSQLC_SOURCE_MYSQLC_RESULTSET_HXX + +#include "mysqlc_preparedstatement.hxx" +#include "mysqlc_statement.hxx" +#include "mysqlc_subcomponent.hxx" +#include "mysqlc_connection.hxx" + +#include <com/sun/star/sdbc/XCloseable.hpp> +#include <com/sun/star/sdbc/XColumnLocate.hpp> +#include <com/sun/star/sdbc/XResultSet.hpp> +#include <com/sun/star/sdbc/XResultSetMetaDataSupplier.hpp> +#include <com/sun/star/sdbc/XResultSetUpdate.hpp> +#include <com/sun/star/sdbc/XRow.hpp> +#include <com/sun/star/sdbc/XRowUpdate.hpp> +#include <com/sun/star/sdbc/XWarningsSupplier.hpp> +#include <com/sun/star/sdbcx/XDeleteRows.hpp> +#include <com/sun/star/sdbcx/XRowLocate.hpp> +#include <com/sun/star/util/XCancellable.hpp> + +#include <cppuhelper/compbase12.hxx> + +namespace connectivity +{ +namespace mysqlc +{ +using ::com::sun::star::sdbc::SQLException; +using ::com::sun::star::uno::Any; +using ::com::sun::star::uno::RuntimeException; + +/* + ** OResultSet + */ +typedef ::cppu::WeakComponentImplHelper12< + css::sdbc::XResultSet, css::sdbc::XRow, css::sdbc::XResultSetMetaDataSupplier, + css::util::XCancellable, css::sdbc::XWarningsSupplier, css::sdbc::XResultSetUpdate, + css::sdbc::XRowUpdate, css::sdbcx::XRowLocate, css::sdbcx::XDeleteRows, css::sdbc::XCloseable, + css::sdbc::XColumnLocate, css::lang::XServiceInfo> + OResultSet_BASE; + +class OResultSet final : public OBase_Mutex, + public OResultSet_BASE, + public ::cppu::OPropertySetHelper, + public OPropertyArrayUsageHelper<OResultSet> +{ + using DataFields = std::vector<OString>; + std::vector<DataFields> m_aRows; + std::vector<OUString> m_aFields; + MYSQL* m_pMysql = nullptr; + css::uno::WeakReferenceHelper m_aStatement; + css::uno::Reference<css::sdbc::XResultSetMetaData> m_xMetaData; + MYSQL_RES* m_pResult; + rtl_TextEncoding m_encoding; + bool m_bWasNull = false; // did the last getXXX result null? + + sal_Int32 getDataLength(sal_Int32 column) + { + return m_aRows[m_nRowPosition][column - 1].getLength(); + } + bool checkNull(sal_Int32 column); + + /** + * Position of cursor indexed from 0 + */ + sal_Int32 m_nRowPosition = -1; + sal_Int32 m_nRowCount = 0; + + // OPropertyArrayUsageHelper + ::cppu::IPropertyArrayHelper* createArrayHelper() const override; + // OPropertySetHelper + ::cppu::IPropertyArrayHelper& SAL_CALL getInfoHelper() override; + + sal_Bool SAL_CALL convertFastPropertyValue(Any& rConvertedValue, Any& rOldValue, + sal_Int32 nHandle, const Any& rValue) override; + + void SAL_CALL setFastPropertyValue_NoBroadcast(sal_Int32 nHandle, const Any& rValue) override; + + void SAL_CALL getFastPropertyValue(Any& rValue, sal_Int32 nHandle) const override; + + virtual ~OResultSet() override = default; + + /** + * Ensures that the results of the query has already been fetched. + */ + void ensureResultFetched(); + + /** + * Ensures that meta data of the corresponding result set has been already + * queried. It should be called before freeing the result set, unless the + * information is lost. + */ + void ensureFieldInfoFetched(); + + /** + * Check the following things: + * - cursor is out of range. Throws exception if true. + * - column index is out of range. Throws exception if true. + * - result set is fetched. If no, then it fetches the result. + */ + void checkBordersAndEnsureFetched(sal_Int32 index); + + /** + * Fetches all the data from the MYSQL_RES object related to the class. It + * frees the MYSQL_RES object afterwards, so it cannot be used anymore. + */ + void fetchResult(); + +public: + virtual OUString SAL_CALL getImplementationName() override; + + virtual sal_Bool SAL_CALL supportsService(OUString const& ServiceName) override; + + virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override; + + OResultSet(OConnection& rConn, OCommonStatement* pStmt, MYSQL_RES* pResult, + rtl_TextEncoding _encoding); + + // ::cppu::OComponentHelper + void SAL_CALL disposing() override; + + // XInterface + Any SAL_CALL queryInterface(const css::uno::Type& rType) override; + + void SAL_CALL acquire() throw() override; + void SAL_CALL release() throw() override; + + //XTypeProvider + css::uno::Sequence<css::uno::Type> SAL_CALL getTypes() override; + + // XPropertySet + css::uno::Reference<css::beans::XPropertySetInfo> SAL_CALL getPropertySetInfo() override; + + // XResultSet + sal_Bool SAL_CALL next() override; + sal_Bool SAL_CALL isBeforeFirst() override; + sal_Bool SAL_CALL isAfterLast() override; + sal_Bool SAL_CALL isFirst() override; + sal_Bool SAL_CALL isLast() override; + + void SAL_CALL beforeFirst() override; + void SAL_CALL afterLast() override; + + sal_Bool SAL_CALL first() override; + sal_Bool SAL_CALL last() override; + + sal_Int32 SAL_CALL getRow() override; + + sal_Bool SAL_CALL absolute(sal_Int32 row) override; + sal_Bool SAL_CALL relative(sal_Int32 rows) override; + sal_Bool SAL_CALL previous() override; + + void SAL_CALL refreshRow() override; + + sal_Bool SAL_CALL rowUpdated() override; + sal_Bool SAL_CALL rowInserted() override; + sal_Bool SAL_CALL rowDeleted() override; + + css::uno::Reference<css::uno::XInterface> SAL_CALL getStatement() override; + // XRow + sal_Bool SAL_CALL wasNull() override; + + OUString SAL_CALL getString(sal_Int32 column) override; + + sal_Bool SAL_CALL getBoolean(sal_Int32 column) override; + sal_Int8 SAL_CALL getByte(sal_Int32 column) override; + sal_Int16 SAL_CALL getShort(sal_Int32 column) override; + sal_Int32 SAL_CALL getInt(sal_Int32 column) override; + sal_Int64 SAL_CALL getLong(sal_Int32 column) override; + + float SAL_CALL getFloat(sal_Int32 column) override; + double SAL_CALL getDouble(sal_Int32 column) override; + + css::uno::Sequence<sal_Int8> SAL_CALL getBytes(sal_Int32 column) override; + css::util::Date SAL_CALL getDate(sal_Int32 column) override; + css::util::Time SAL_CALL getTime(sal_Int32 column) override; + css::util::DateTime SAL_CALL getTimestamp(sal_Int32 column) override; + + css::uno::Reference<css::io::XInputStream> SAL_CALL getBinaryStream(sal_Int32 column) override; + css::uno::Reference<css::io::XInputStream> + SAL_CALL getCharacterStream(sal_Int32 column) override; + + Any SAL_CALL getObject( + sal_Int32 column, const css::uno::Reference<css::container::XNameAccess>& typeMap) override; + + css::uno::Reference<css::sdbc::XRef> SAL_CALL getRef(sal_Int32 column) override; + css::uno::Reference<css::sdbc::XBlob> SAL_CALL getBlob(sal_Int32 column) override; + css::uno::Reference<css::sdbc::XClob> SAL_CALL getClob(sal_Int32 column) override; + css::uno::Reference<css::sdbc::XArray> SAL_CALL getArray(sal_Int32 column) override; + + // XResultSetMetaDataSupplier + css::uno::Reference<css::sdbc::XResultSetMetaData> SAL_CALL getMetaData() override; + + // XCancellable + void SAL_CALL cancel() override; + + // XCloseable + void SAL_CALL close() override; + + // XWarningsSupplier + Any SAL_CALL getWarnings() override; + + void SAL_CALL clearWarnings() override; + + // XResultSetUpdate + void SAL_CALL insertRow() override; + void SAL_CALL updateRow() override; + void SAL_CALL deleteRow() override; + void SAL_CALL cancelRowUpdates() override; + void SAL_CALL moveToInsertRow() override; + void SAL_CALL moveToCurrentRow() override; + + // XRowUpdate + void SAL_CALL updateNull(sal_Int32 column) override; + void SAL_CALL updateBoolean(sal_Int32 column, sal_Bool x) override; + void SAL_CALL updateByte(sal_Int32 column, sal_Int8 x) override; + void SAL_CALL updateShort(sal_Int32 column, sal_Int16 x) override; + void SAL_CALL updateInt(sal_Int32 column, sal_Int32 x) override; + void SAL_CALL updateLong(sal_Int32 column, sal_Int64 x) override; + void SAL_CALL updateFloat(sal_Int32 column, float x) override; + void SAL_CALL updateDouble(sal_Int32 column, double x) override; + void SAL_CALL updateString(sal_Int32 column, const OUString& x) override; + void SAL_CALL updateBytes(sal_Int32 column, const css::uno::Sequence<sal_Int8>& x) override; + void SAL_CALL updateDate(sal_Int32 column, const css::util::Date& x) override; + void SAL_CALL updateTime(sal_Int32 column, const css::util::Time& x) override; + void SAL_CALL updateTimestamp(sal_Int32 column, const css::util::DateTime& x) override; + void SAL_CALL updateBinaryStream(sal_Int32 column, + const css::uno::Reference<css::io::XInputStream>& x, + sal_Int32 length) override; + void SAL_CALL updateCharacterStream(sal_Int32 column, + const css::uno::Reference<css::io::XInputStream>& x, + sal_Int32 length) override; + void SAL_CALL updateObject(sal_Int32 column, const Any& x) override; + void SAL_CALL updateNumericObject(sal_Int32 column, const Any& x, sal_Int32 scale) override; + + // XColumnLocate + sal_Int32 SAL_CALL findColumn(const OUString& columnName) override; + + // XRowLocate + Any SAL_CALL getBookmark() override; + + sal_Bool SAL_CALL moveToBookmark(const Any& bookmark) override; + sal_Bool SAL_CALL moveRelativeToBookmark(const Any& bookmark, sal_Int32 rows) override; + sal_Int32 SAL_CALL compareBookmarks(const Any& first, const Any& second) override; + sal_Bool SAL_CALL hasOrderedBookmarks() override; + sal_Int32 SAL_CALL hashBookmark(const Any& bookmark) override; + + // XDeleteRows + css::uno::Sequence<sal_Int32> SAL_CALL deleteRows(const css::uno::Sequence<Any>& rows) override; + + void checkColumnIndex(sal_Int32 index); + void checkRowIndex(); + +private: + using ::cppu::OPropertySetHelper::getFastPropertyValue; +}; +} /* mysqlc */ +} /* connectivity */ +#endif // CONNECTIVITY_SRESULTSET_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |