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libreoffice/connectivity/source/drivers/evoab2/NStatement.hxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

276 lines
10 KiB
C++

/* -*- 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 <unotools/weakref.hxx>
#include "EApi.h"
#include "NConnection.hxx"
#include <vector>
namespace connectivity::evoab
{
class OEvoabResultSet;
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:
unotools::WeakReference< OEvoabResultSet> 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: */