libreoffice/connectivity/source/drivers/postgresql/pq_statement.hxx

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 *    Copyright: 2000 by Sun Microsystems, Inc.
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 *    Contributor(s): Joerg Budischewski
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 *  All parts contributed on or after August 2011:
 *
 *    This Source Code Form is subject to the terms of the Mozilla Public
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#ifndef INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_POSTGRESQL_PQ_STATEMENT_HXX
#define INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_POSTGRESQL_PQ_STATEMENT_HXX
#include <cppuhelper/propshlp.hxx>
#include <cppuhelper/compbase.hxx>
#include <cppuhelper/component.hxx>

#include <libpq-fe.h>

#include "pq_connection.hxx"
#include <com/sun/star/sdbc/XMultipleResults.hpp>
#include <com/sun/star/sdbc/XGeneratedResultSet.hpp>
#include <com/sun/star/sdbc/XResultSetMetaDataSupplier.hpp>

namespace pq_sdbc_driver
{

static const sal_Int32 STATEMENT_CURSOR_NAME = 0;
static const sal_Int32 STATEMENT_ESCAPE_PROCESSING = 1;
static const sal_Int32 STATEMENT_FETCH_DIRECTION = 2;
static const sal_Int32 STATEMENT_FETCH_SIZE = 3;
static const sal_Int32 STATEMENT_MAX_FIELD_SIZE = 4;
static const sal_Int32 STATEMENT_MAX_ROWS = 5;
static const sal_Int32 STATEMENT_QUERY_TIME_OUT = 6;
static const sal_Int32 STATEMENT_RESULT_SET_CONCURRENCY = 7;
static const sal_Int32 STATEMENT_RESULT_SET_TYPE = 8;

#define STATEMENT_SIZE 9

typedef ::cppu::WeakComponentImplHelper<   ::com::sun::star::sdbc::XStatement,
                                           ::com::sun::star::sdbc::XCloseable,
                                           ::com::sun::star::sdbc::XWarningsSupplier,
                                           ::com::sun::star::sdbc::XMultipleResults,
                                           ::com::sun::star::sdbc::XGeneratedResultSet,
                                           ::com::sun::star::sdbc::XResultSetMetaDataSupplier
                                           > Statement_BASE;

class Statement : public Statement_BASE,
                  public cppu::OPropertySetHelper
{
private:
    com::sun::star::uno::Any m_props[STATEMENT_SIZE];
    com::sun::star::uno::Reference< com::sun::star::sdbc::XConnection > m_connection;
    ConnectionSettings *m_pSettings;
    com::sun::star::uno::Reference< com::sun::star::sdbc::XCloseable > m_lastResultset;
    ::rtl::Reference< RefCountedMutex > m_refMutex;
    bool  m_multipleResultAvailable;
    sal_Int32 m_multipleResultUpdateCount;
    sal_Int32 m_lastOidInserted;
    OUString m_lastTableInserted;
    OString m_lastQuery;

public:
    /**
     * @param ppConnection The piece of memory, pConnection points to, is accessisble
     *                     as long as a reference to paramenter con is held.
     */
    Statement( const rtl::Reference< RefCountedMutex > & refMutex,
               const com::sun::star::uno::Reference< com::sun::star::sdbc::XConnection> & con,
               struct ConnectionSettings *pSettings );

    virtual ~Statement();
public: // XInterface
    virtual void SAL_CALL acquire() throw() SAL_OVERRIDE { Statement_BASE::acquire(); }
    virtual void SAL_CALL release() throw() SAL_OVERRIDE { Statement_BASE::release(); }
    virtual com::sun::star::uno::Any SAL_CALL queryInterface( const com::sun::star::uno::Type & reqType )
        throw (com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

public: // XCloseable
    virtual void SAL_CALL close(  )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

public: // XStatement
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet > SAL_CALL executeQuery(
        const OUString& sql )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual sal_Int32 SAL_CALL executeUpdate( const OUString& sql )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual sal_Bool SAL_CALL execute( const OUString& sql )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection > SAL_CALL getConnection(  )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

public: // XWarningsSupplier
    virtual ::com::sun::star::uno::Any SAL_CALL getWarnings(  )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual void SAL_CALL clearWarnings(  )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

public: // XTypeProvider, first implemented by OPropertySetHelper
    virtual com::sun::star::uno::Sequence< com::sun::star::uno::Type > SAL_CALL getTypes()
        throw( com::sun::star::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
    virtual com::sun::star::uno::Sequence< sal_Int8> SAL_CALL getImplementationId()
        throw( com::sun::star::uno::RuntimeException, std::exception ) SAL_OVERRIDE;

public: // OPropertySetHelper
    virtual cppu::IPropertyArrayHelper & SAL_CALL getInfoHelper() SAL_OVERRIDE;

    virtual sal_Bool SAL_CALL convertFastPropertyValue(
        ::com::sun::star::uno::Any & rConvertedValue,
        ::com::sun::star::uno::Any & rOldValue,
        sal_Int32 nHandle,
        const ::com::sun::star::uno::Any& rValue )
        throw (::com::sun::star::lang::IllegalArgumentException) SAL_OVERRIDE;

    virtual void SAL_CALL setFastPropertyValue_NoBroadcast(
        sal_Int32 nHandle,
        const ::com::sun::star::uno::Any& rValue )
        throw (::com::sun::star::uno::Exception, std::exception) SAL_OVERRIDE;

    using ::cppu::OPropertySetHelper::getFastPropertyValue;

    void SAL_CALL getFastPropertyValue(
        ::com::sun::star::uno::Any& rValue,
        sal_Int32 nHandle ) const SAL_OVERRIDE;

    // XPropertySet
    ::com::sun::star::uno::Reference < ::com::sun::star::beans::XPropertySetInfo >  SAL_CALL getPropertySetInfo()
        throw(com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

public: // XGeneratedResultSet
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet > SAL_CALL
    getGeneratedValues(  )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

public: // XMultipleResults
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet > SAL_CALL getResultSet(  )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual sal_Int32 SAL_CALL getUpdateCount(  )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual sal_Bool SAL_CALL getMoreResults(  )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

public: // OComponentHelper
    virtual void SAL_CALL disposing() SAL_OVERRIDE;

public: // XResultSetMetaDataSupplier (is required by framework (see
        // dbaccess/source/core/api/preparedstatement.cxx::getMetaData() )
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSetMetaData > SAL_CALL getMetaData(  )
        throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

private:
    void checkClosed() throw (com::sun::star::sdbc::SQLException, com::sun::star::uno::RuntimeException);
    void raiseSQLException( const OUString & sql, const char * errorMsg, const char *errorType = 0 )
        throw ( com::sun::star::sdbc::SQLException );
};


struct CommandData
{
    ConnectionSettings **ppSettings;
    sal_Int32 *pLastOidInserted;
    sal_Int32 *pMultipleResultUpdateCount;
    bool *pMultipleResultAvailable;
    OUString *pLastTableInserted;
    ::com::sun::star::uno::Reference< com::sun::star::sdbc::XCloseable > *pLastResultset;
    OString *pLastQuery;
    ::rtl::Reference< RefCountedMutex > refMutex;
    ::com::sun::star::uno::Reference< com::sun::star::uno::XInterface > owner;
    ::com::sun::star::uno::Reference< com::sun::star::sdbcx::XTablesSupplier > tableSupplier;
    sal_Int32 concurrency;
};

bool executePostgresCommand( const OString & cmd, struct CommandData *data );
com::sun::star::uno::Reference< com::sun::star::sdbc::XResultSet > getGeneratedValuesFromLastInsert(
    ConnectionSettings *pConnectionSettings,
    const com::sun::star::uno::Reference< com::sun::star::sdbc::XConnection > &connection,
    sal_Int32 nLastOid,
    const OUString & lastTableInserted,
    const OString & lastQuery );


}
#endif

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