connectivity/source/drivers/postgresql/pq_updateableresultset.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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   6  *    This library is free software; you can redistribute it and/or
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  20  *  Parts "Copyright by Sun Microsystems, Inc" prior to August 2011:
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  22  *    The Contents of this file are made available subject to the terms of
  23  *    the GNU Lesser General Public License Version 2.1
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  25  *    Copyright: 200? by Sun Microsystems, Inc.
  26  *
  27  *    Contributor(s): Joerg Budischewski
  28  *
  29  *  All parts contributed on or after August 2011:
  30  *
  31  *    This Source Code Form is subject to the terms of the Mozilla Public
  32  *    License, v. 2.0. If a copy of the MPL was not distributed with this
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  35  ************************************************************************/
  36
  37 #include "pq_sequenceresultset.hxx"
  38 #include "pq_resultsetmetadata.hxx"
  39
  40 #include <com/sun/star/sdbc/FetchDirection.hpp>
  41 #include <com/sun/star/sdbc/ResultSetConcurrency.hpp>
  42 #include <com/sun/star/sdbc/ResultSetType.hpp>
  43 #include <com/sun/star/sdbc/XResultSetUpdate.hpp>
  44 #include <com/sun/star/sdbc/XRowUpdate.hpp>
  45
  46 namespace pq_sdbc_driver
  47 {
  48
  49 struct UpdateableField
  50 {
  51     UpdateableField( )
  52         : isTouched(false)
  53     {}
  54     com::sun::star::uno::Any value;
  55     bool    isTouched;
  56 };
  57
  58 typedef ::std::vector< UpdateableField > UpdateableFieldVector;
  59
  60 class UpdateableResultSet :
  61         public SequenceResultSet,
  62         public com::sun::star::sdbc::XResultSetUpdate,
  63         public com::sun::star::sdbc::XRowUpdate
  64 {
  65     ConnectionSettings **m_ppSettings;
  66     OUString m_schema;
  67     OUString m_table;
  68     com::sun::star::uno::Sequence< OUString > m_primaryKey;
  69     UpdateableFieldVector m_updateableField;
  70     com::sun::star::uno::Reference< com::sun::star::sdbc::XResultSetMetaData > m_meta;
  71     bool  m_insertRow;
  72
  73 protected:
  74     UpdateableResultSet(
  75         const ::rtl::Reference< RefCountedMutex > & mutex,
  76         const com::sun::star::uno::Reference< com::sun::star::uno::XInterface > &owner,
  77         const com::sun::star::uno::Sequence< OUString > &colNames,
  78         const com::sun::star::uno::Sequence< com::sun::star::uno::Sequence< com::sun::star::uno::Any > > &data,
  79         ConnectionSettings **ppSettings,
  80         const OUString &schema,
  81         const OUString &table,
  82         const com::sun::star::uno::Sequence< OUString > &primaryKey)
  83         : SequenceResultSet( mutex, owner, colNames, data, (*ppSettings)->tc ),
  84           m_ppSettings( ppSettings ),
  85           m_schema( schema ),
  86           m_table( table ),
  87           m_primaryKey( primaryKey ),
  88           m_insertRow( false )
  89     {
  90         // LEM TODO: this duplicates code in pq_resultset.cxx, except for different value
  91         //           of ResultSetConcurrency. Baaad.
  92         //           Why is an updatable ResultSet a sequenceresultset in the first place?
  93         //           This seems to imply that the whole data is fetched once and kept in memory. BAAAAD.
  94         // LEM TODO: shouldn't these things be inherited from the statement or something like that?
  95         sal_Bool b = sal_False;
  96         // Positioned update/delete not supported, so no cursor name
  97         // Fetch direction and size are cursor-specific things, so not used now.
  98         // Fetch size not set
  99         m_props[ BASERESULTSET_FETCH_DIRECTION ] = com::sun::star::uno::makeAny(
 100             com::sun::star::sdbc::FetchDirection::UNKNOWN);
 101         // No escape processing for now
 102         m_props[ BASERESULTSET_ESCAPE_PROCESSING ] = com::sun::star::uno::Any( &b, getBooleanCppuType() );
 103         // Bookmarks not implemented for now
 104         m_props[ BASERESULTSET_IS_BOOKMARKABLE ] = com::sun::star::uno::Any( &b, getBooleanCppuType() );
 105         m_props[ BASERESULTSET_RESULT_SET_CONCURRENCY ] = com::sun::star::uno::makeAny(
 106             com::sun::star::sdbc::ResultSetConcurrency::UPDATABLE );
 107         m_props[ BASERESULTSET_RESULT_SET_TYPE ] = com::sun::star::uno::makeAny(
 108             com::sun::star::sdbc::ResultSetType::SCROLL_INSENSITIVE );
 109     }
 110
 111     OUString buildWhereClause();
 112     void checkUpdate( sal_Int32 column );
 113
 114 public:
 115     static com::sun::star::uno::Reference< com::sun::star::sdbc::XCloseable > createFromPGResultSet(
 116         const ::rtl::Reference< RefCountedMutex > & mutex,
 117         const com::sun::star::uno::Reference< com::sun::star::uno::XInterface > &owner,
 118         ConnectionSettings **ppSettings,
 119         PGresult *result,
 120         const OUString &schema,
 121         const OUString &table,
 122         const com::sun::star::uno::Sequence< OUString > &primaryKey );
 123
 124 public: // XInterface
 125     virtual void SAL_CALL acquire() throw() SAL_OVERRIDE { SequenceResultSet::acquire(); }
 126     virtual void SAL_CALL release() throw() SAL_OVERRIDE { SequenceResultSet::release(); }
 127     virtual com::sun::star::uno::Any  SAL_CALL queryInterface(
 128         const com::sun::star::uno::Type & reqType )
 129         throw (com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 130
 131 public: // XTypeProvider
 132     virtual com::sun::star::uno::Sequence< com::sun::star::uno::Type > SAL_CALL getTypes()
 133         throw( com::sun::star::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
 134     virtual com::sun::star::uno::Sequence< sal_Int8> SAL_CALL getImplementationId()
 135         throw( com::sun::star::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
 136
 137 public: // XResultSetUpdate
 138     virtual void SAL_CALL insertRow(  ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 139     virtual void SAL_CALL updateRow(  ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 140     virtual void SAL_CALL deleteRow(  ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 141     virtual void SAL_CALL cancelRowUpdates(  ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 142     virtual void SAL_CALL moveToInsertRow(  ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 143     virtual void SAL_CALL moveToCurrentRow(  ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 144
 145 public: // XRowUpdate
 146     virtual void SAL_CALL updateNull( sal_Int32 columnIndex ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 147     virtual void SAL_CALL updateBoolean( sal_Int32 columnIndex, sal_Bool x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 148     virtual void SAL_CALL updateByte( sal_Int32 columnIndex, sal_Int8 x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 149     virtual void SAL_CALL updateShort( sal_Int32 columnIndex, sal_Int16 x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 150     virtual void SAL_CALL updateInt( sal_Int32 columnIndex, sal_Int32 x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 151     virtual void SAL_CALL updateLong( sal_Int32 columnIndex, sal_Int64 x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 152     virtual void SAL_CALL updateFloat( sal_Int32 columnIndex, float x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 153     virtual void SAL_CALL updateDouble( sal_Int32 columnIndex, double x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 154     virtual void SAL_CALL updateString( sal_Int32 columnIndex, const OUString& x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 155     virtual void SAL_CALL updateBytes( sal_Int32 columnIndex, const ::com::sun::star::uno::Sequence< sal_Int8 >& x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 156     virtual void SAL_CALL updateDate( sal_Int32 columnIndex, const ::com::sun::star::util::Date& x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 157     virtual void SAL_CALL updateTime( sal_Int32 columnIndex, const ::com::sun::star::util::Time& x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 158     virtual void SAL_CALL updateTimestamp( sal_Int32 columnIndex, const ::com::sun::star::util::DateTime& x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 159     virtual void SAL_CALL updateBinaryStream( sal_Int32 columnIndex, const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& x, sal_Int32 length ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 160     virtual void SAL_CALL updateCharacterStream( sal_Int32 columnIndex, const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& x, sal_Int32 length ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 161     virtual void SAL_CALL updateObject( sal_Int32 columnIndex, const ::com::sun::star::uno::Any& x ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 162     virtual void SAL_CALL updateNumericObject( sal_Int32 columnIndex, const ::com::sun::star::uno::Any& x, sal_Int32 scale ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 163
 164 public: // XResultSetMetaDataSupplier
 165     virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSetMetaData > SAL_CALL getMetaData(  )
 166         throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
 167
 168
 169     static com::sun::star::uno::Sequence< com::sun::star::uno::Type > getStaticTypes( bool updateable )
 170         throw( com::sun::star::uno::RuntimeException );
 171
 172 };
 173
 174
 175
 176 }
 177
 178 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */