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Diffstat (limited to 'connectivity/source/drivers/evoab2/NStatement.hxx')
| -rw-r--r-- | connectivity/source/drivers/evoab2/NStatement.hxx | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/connectivity/source/drivers/evoab2/NStatement.hxx b/connectivity/source/drivers/evoab2/NStatement.hxx new file mode 100644 index 0000000000..a348c5335d --- /dev/null +++ b/connectivity/source/drivers/evoab2/NStatement.hxx @@ -0,0 +1,273 @@ +/* -*- 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 . + */ + +#pragma once + +#include <com/sun/star/sdbc/XStatement.hpp> +#include <com/sun/star/sdbc/XWarningsSupplier.hpp> +#include <com/sun/star/sdbc/XMultipleResults.hpp> +#include <com/sun/star/sdbc/XCloseable.hpp> +#include <com/sun/star/sdbc/SQLWarning.hpp> +#include <comphelper/proparrhlp.hxx> +#include <cppuhelper/implbase2.hxx> +#include <cppuhelper/basemutex.hxx> +#include <comphelper/uno3.hxx> +#include <connectivity/CommonTools.hxx> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <connectivity/sqliterator.hxx> +#include <connectivity/sqlparse.hxx> +#include <connectivity/FValue.hxx> +#include <com/sun/star/util/XCancellable.hpp> +#include <cppuhelper/compbase.hxx> +#include <comphelper/propertycontainer.hxx> + +#include "EApi.h" +#include "NConnection.hxx" + +#include <vector> + +namespace connectivity::evoab +{ + typedef ::cppu::WeakComponentImplHelper< css::sdbc::XWarningsSupplier + , css::sdbc::XCloseable + > OCommonStatement_IBase; + + struct FieldSort + { + sal_Int32 nField; + bool bAscending; + + FieldSort( const sal_Int32 _nField, const bool _bAscending ) : nField( _nField ), bAscending( _bAscending ) { } + }; + typedef std::vector< FieldSort > SortDescriptor; + + enum QueryFilterType + { + eFilterAlwaysFalse, + eFilterNone, + eFilterOther + }; + + class EBookQueryWrapper + { + private: + EBookQuery* mpQuery; + public: + EBookQueryWrapper() + : mpQuery(nullptr) + { + } + EBookQueryWrapper(const EBookQueryWrapper& rhs) + : mpQuery(rhs.mpQuery) + { + if (mpQuery) + e_book_query_ref(mpQuery); + } + EBookQueryWrapper(EBookQueryWrapper&& rhs) noexcept + : mpQuery(rhs.mpQuery) + { + rhs.mpQuery = nullptr; + } + void reset(EBookQuery* pQuery) + { + if (mpQuery) + e_book_query_unref(mpQuery); + mpQuery = pQuery; + if (mpQuery) + e_book_query_ref(mpQuery); + } + EBookQueryWrapper& operator=(const EBookQueryWrapper& rhs) + { + if (this != &rhs) + reset(rhs.mpQuery); + return *this; + } + EBookQueryWrapper& operator=(EBookQueryWrapper&& rhs) + { + if (mpQuery) + e_book_query_unref(mpQuery); + mpQuery = rhs.mpQuery; + rhs.mpQuery = nullptr; + return *this; + } + ~EBookQueryWrapper() + { + if (mpQuery) + e_book_query_unref(mpQuery); + } + EBookQuery* getQuery() const + { + return mpQuery; + } + }; + + struct QueryData + { + private: + EBookQueryWrapper aQuery; + + public: + OUString sTable; + QueryFilterType eFilterType; + rtl::Reference<connectivity::OSQLColumns> xSelectColumns; + SortDescriptor aSortOrder; + + QueryData() + : sTable() + , eFilterType( eFilterOther ) + , xSelectColumns() + , aSortOrder() + { + } + + EBookQuery* getQuery() const { return aQuery.getQuery(); } + void setQuery(EBookQuery* pQuery) { aQuery.reset(pQuery); } + }; + + //************ Class: OCommonStatement + // is a base class for the normal statement and for the prepared statement + + class OCommonStatement :public cppu::BaseMutex + ,public OCommonStatement_IBase + ,public ::comphelper::OPropertyContainer + ,public ::comphelper::OPropertyArrayUsageHelper< OCommonStatement > + { + private: + css::uno::WeakReference< css::sdbc::XResultSet> m_xResultSet; // The last ResultSet created + rtl::Reference<OEvoabConnection> m_xConnection; + connectivity::OSQLParser m_aParser; + connectivity::OSQLParseTreeIterator m_aSQLIterator; + connectivity::OSQLParseNode *m_pParseTree; + + // <properties> + OUString m_aCursorName; + sal_Int32 m_nMaxFieldSize; + sal_Int32 m_nMaxRows; + sal_Int32 m_nQueryTimeOut; + sal_Int32 m_nFetchSize; + sal_Int32 m_nResultSetType; + sal_Int32 m_nFetchDirection; + sal_Int32 m_nResultSetConcurrency; + bool m_bEscapeProcessing; + // </properties> + + protected: + + void disposeResultSet(); + + // OPropertyArrayUsageHelper + virtual ::cppu::IPropertyArrayHelper* createArrayHelper() const override; + // OPropertySetHelper + virtual ::cppu::IPropertyArrayHelper & SAL_CALL getInfoHelper() override; + + virtual ~OCommonStatement() override; + + protected: + void parseSql( const OUString& sql, QueryData& _out_rQueryData ); + EBookQuery *whereAnalysis( const OSQLParseNode* parseTree ); + void orderByAnalysis( const OSQLParseNode* _pOrderByClause, SortDescriptor& _out_rSort ); + OUString getTableName() const; + + public: + + // other methods + OEvoabConnection* getOwnConnection() const { return m_xConnection.get(); } + + using OCommonStatement_IBase::operator css::uno::Reference< css::uno::XInterface >; + + protected: + explicit OCommonStatement( OEvoabConnection* _pConnection ); + + // OComponentHelper + virtual void SAL_CALL disposing() override; + // XInterface + virtual void SAL_CALL release() noexcept override; + virtual void SAL_CALL acquire() noexcept override; + // XInterface + virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type & rType ) override; + //XTypeProvider + virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes( ) override; + + // XPropertySet + virtual css::uno::Reference< css::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo( ) override; + + // XWarningsSupplier + virtual css::uno::Any SAL_CALL getWarnings( ) override; + virtual void SAL_CALL clearWarnings( ) override; + + // XCloseable + virtual void SAL_CALL close( ) override; + + protected: + /** will return the EBookQuery representing the statement WHERE condition, or throw + + Also, all statement dependent members (such as the parser/iterator) will be inited afterwards. + */ + QueryData + impl_getEBookQuery_throw( const OUString& _rSql ); + + css::uno::Reference< css::sdbc::XResultSet > + impl_executeQuery_throw( const OUString& _rSql ); + + css::uno::Reference< css::sdbc::XResultSet > + impl_executeQuery_throw( const QueryData& _rData ); + + css::uno::Reference< css::sdbc::XConnection > + impl_getConnection() { return css::uno::Reference< css::sdbc::XConnection >( m_xConnection ); } + + OUString + impl_getColumnRefColumnName_throw( const ::connectivity::OSQLParseNode& _rColumnRef ); + }; + + typedef ::cppu::ImplHelper2 < css::lang::XServiceInfo + , css::sdbc::XStatement + > OStatement_IBase; + class OStatement :public OCommonStatement + ,public OStatement_IBase + { + protected: + virtual ~OStatement() override {} + + public: + explicit OStatement( OEvoabConnection* _pConnection) + :OCommonStatement( _pConnection) + { + } + + // XInterface + virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type & rType ) override; + virtual void SAL_CALL acquire() noexcept override; + virtual void SAL_CALL release() noexcept override; + + // XTypeProvider + DECLARE_XTYPEPROVIDER() + + // XServiceInfo + DECLARE_SERVICE_INFO(); + + // XStatement + virtual css::uno::Reference< css::sdbc::XResultSet > SAL_CALL executeQuery( const OUString& sql ) override ; + virtual sal_Int32 SAL_CALL executeUpdate( const OUString& sql ) override ; + virtual sal_Bool SAL_CALL execute( const OUString& sql ) override ; + virtual css::uno::Reference< css::sdbc::XConnection > SAL_CALL getConnection( ) override ; + }; +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |