dbaccess/source/core/api/CRowSetDataColumn.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #include "CRowSetDataColumn.hxx"
  22 #include <stringconstants.hxx>
  23 #include <strings.hxx>
  24 #include <cppuhelper/exc_hlp.hxx>
  25 #include <com/sun/star/beans/PropertyAttribute.hpp>
  26 #include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
  27 #include <com/sun/star/sdbc/SQLException.hpp>
  28 #include <utility>
  29
  30 using namespace dbaccess;
  31 using namespace comphelper;
  32 using namespace connectivity;
  33 using namespace ::com::sun::star::uno;
  34 using namespace ::com::sun::star::beans;
  35 using namespace ::com::sun::star::sdbc;
  36 using namespace ::com::sun::star::container;
  37 using namespace ::com::sun::star::lang;
  38 using namespace ::com::sun::star::util;
  39 using namespace cppu;
  40 using namespace osl;
  41
  42
  43 ORowSetDataColumn::ORowSetDataColumn( const Reference < XResultSetMetaData >& _xMetaData,
  44                                       const Reference < XRow >& _xRow,
  45                                       const Reference < XRowUpdate >& _xRowUpdate,
  46                                       sal_Int32 _nPos,
  47                                       const Reference< XDatabaseMetaData >& _rxDBMeta,
  48                                       OUString i_sDescription,
  49                                       OUString i_sLabel,
  50                                       std::function<const ORowSetValue& (sal_Int32)> _getValue)
  51     :ODataColumn(_xMetaData,_xRow,_xRowUpdate,_nPos,_rxDBMeta)
  52     ,m_pGetValue(std::move(_getValue))
  53     ,m_sLabel(std::move(i_sLabel))
  54     ,m_aDescription(std::move(i_sDescription))
  55 {
  56     OColumnSettings::registerProperties( *this );
  57     registerProperty( PROPERTY_DESCRIPTION, PROPERTY_ID_DESCRIPTION, PropertyAttribute::READONLY, &m_aDescription, cppu::UnoType<decltype(m_aDescription)>::get() );
  58 }
  59
  60 ORowSetDataColumn::~ORowSetDataColumn()
  61 {
  62 }
  63
  64 // comphelper::OPropertyArrayUsageHelper
  65 ::cppu::IPropertyArrayHelper* ORowSetDataColumn::createArrayHelper( ) const
  66 {
  67     css::uno::Sequence< css::beans::Property> aDescriptor
  68     {
  69         { PROPERTY_CATALOGNAME, PROPERTY_ID_CATALOGNAME, cppu::UnoType<OUString>::get(), css::beans::PropertyAttribute::READONLY },
  70         { PROPERTY_DISPLAYSIZE, PROPERTY_ID_DISPLAYSIZE, cppu::UnoType<sal_Int32>::get(), css::beans::PropertyAttribute::READONLY },
  71         { PROPERTY_ISAUTOINCREMENT, PROPERTY_ID_ISAUTOINCREMENT, cppu::UnoType<bool>::get(), css::beans::PropertyAttribute::READONLY },
  72         { PROPERTY_ISCASESENSITIVE, PROPERTY_ID_ISCASESENSITIVE, cppu::UnoType<bool>::get(), css::beans::PropertyAttribute::READONLY },
  73         { PROPERTY_ISCURRENCY, PROPERTY_ID_ISCURRENCY, cppu::UnoType<bool>::get(), css::beans::PropertyAttribute::READONLY },
  74         { PROPERTY_ISDEFINITELYWRITABLE, PROPERTY_ID_ISDEFINITELYWRITABLE, cppu::UnoType<bool>::get(), css::beans::PropertyAttribute::READONLY },
  75         { PROPERTY_ISNULLABLE, PROPERTY_ID_ISNULLABLE, cppu::UnoType<sal_Int32>::get(), css::beans::PropertyAttribute::READONLY },
  76         { PROPERTY_ISREADONLY, PROPERTY_ID_ISREADONLY, cppu::UnoType<bool>::get(), css::beans::PropertyAttribute::BOUND },
  77         { PROPERTY_ISROWVERSION, PROPERTY_ID_ISROWVERSION, cppu::UnoType<bool>::get(), css::beans::PropertyAttribute::READONLY },
  78         { PROPERTY_ISSEARCHABLE, PROPERTY_ID_ISSEARCHABLE, cppu::UnoType<bool>::get(), css::beans::PropertyAttribute::READONLY },
  79         { PROPERTY_ISSIGNED, PROPERTY_ID_ISSIGNED, cppu::UnoType<bool>::get(), css::beans::PropertyAttribute::READONLY },
  80         { PROPERTY_ISWRITABLE, PROPERTY_ID_ISWRITABLE, cppu::UnoType<bool>::get(), css::beans::PropertyAttribute::READONLY },
  81         { PROPERTY_LABEL, PROPERTY_ID_LABEL, cppu::UnoType<OUString>::get(), css::beans::PropertyAttribute::READONLY },
  82         { PROPERTY_PRECISION, PROPERTY_ID_PRECISION, cppu::UnoType<sal_Int32>::get(), css::beans::PropertyAttribute::READONLY },
  83         { PROPERTY_SCALE, PROPERTY_ID_SCALE, cppu::UnoType<sal_Int32>::get(), css::beans::PropertyAttribute::READONLY },
  84         { PROPERTY_SCHEMANAME, PROPERTY_ID_SCHEMANAME, cppu::UnoType<OUString>::get(), css::beans::PropertyAttribute::READONLY },
  85         { PROPERTY_SERVICENAME, PROPERTY_ID_SERVICENAME, cppu::UnoType<OUString>::get(), css::beans::PropertyAttribute::READONLY },
  86         { PROPERTY_TABLENAME, PROPERTY_ID_TABLENAME, cppu::UnoType<OUString>::get(), css::beans::PropertyAttribute::READONLY },
  87         { PROPERTY_TYPE, PROPERTY_ID_TYPE, cppu::UnoType<sal_Int32>::get(), css::beans::PropertyAttribute::READONLY },
  88         { PROPERTY_TYPENAME, PROPERTY_ID_TYPENAME, cppu::UnoType<OUString>::get(), css::beans::PropertyAttribute::READONLY },
  89         { PROPERTY_VALUE, PROPERTY_ID_VALUE, cppu::UnoType<Any>::get(), css::beans::PropertyAttribute::BOUND }
  90     };
  91
  92     Sequence< Property > aRegisteredProperties;
  93     describeProperties( aRegisteredProperties );
  94
  95     return new ::cppu::OPropertyArrayHelper( ::comphelper::concatSequences( aDescriptor, aRegisteredProperties ), false );
  96 }
  97
  98 // cppu::OPropertySetHelper
  99 ::cppu::IPropertyArrayHelper& ORowSetDataColumn::getInfoHelper()
 100 {
 101     return *static_cast< ::comphelper::OPropertyArrayUsageHelper< ORowSetDataColumn >* >(this)->getArrayHelper();
 102 }
 103
 104 void SAL_CALL ORowSetDataColumn::getFastPropertyValue( Any& rValue, sal_Int32 nHandle ) const
 105 {
 106     if ( PROPERTY_ID_VALUE == nHandle )
 107     {
 108         try
 109         {
 110             rValue = m_pGetValue(m_nPos).makeAny();
 111         }
 112         catch(const SQLException &e)
 113         {
 114             css::uno::Any anyEx = cppu::getCaughtException();
 115             throw WrappedTargetRuntimeException("Could not retrieve column value: " + e.Message,
 116                                                 *const_cast<ORowSetDataColumn*>(this),
 117                                                 anyEx);
 118         }
 119     }
 120     else if ( PROPERTY_ID_LABEL == nHandle && !m_sLabel.isEmpty() )
 121         rValue <<= m_sLabel;
 122     else
 123         ODataColumn::getFastPropertyValue( rValue, nHandle );
 124 }
 125
 126 void SAL_CALL ORowSetDataColumn::setFastPropertyValue_NoBroadcast(sal_Int32 nHandle,const Any& rValue )
 127 {
 128     switch( nHandle )
 129     {
 130         case PROPERTY_ID_VALUE:
 131             updateObject(rValue);
 132             break;
 133         case PROPERTY_ID_ISREADONLY:
 134             {
 135                 bool bVal = false;
 136                 rValue >>= bVal;
 137                 m_isReadOnly = bVal;
 138             }
 139             break;
 140         default:
 141             ODataColumn::setFastPropertyValue_NoBroadcast( nHandle,rValue );
 142             break;
 143     }
 144 }
 145
 146 sal_Bool SAL_CALL ORowSetDataColumn::convertFastPropertyValue( Any & rConvertedValue,
 147                                                             Any & rOldValue,
 148                                                             sal_Int32 nHandle,
 149                                                             const Any& rValue )
 150 {
 151     bool bModified = false;
 152     switch( nHandle )
 153     {
 154         case PROPERTY_ID_VALUE:
 155             {
 156                 rConvertedValue = rValue;
 157                 getFastPropertyValue(rOldValue, PROPERTY_ID_VALUE);
 158                 bModified = rConvertedValue != rOldValue;
 159             }
 160             break;
 161         case PROPERTY_ID_ISREADONLY:
 162             {
 163                 rConvertedValue = rValue;
 164                 getFastPropertyValue(rOldValue, PROPERTY_ID_ISREADONLY);
 165                 bModified = rConvertedValue != rOldValue;
 166             }
 167             break;
 168         default:
 169             bModified = ODataColumn::convertFastPropertyValue(rConvertedValue, rOldValue, nHandle, rValue);
 170             break;
 171     }
 172
 173     return bModified;
 174 }
 175
 176 Sequence< sal_Int8 > ORowSetDataColumn::getImplementationId()
 177 {
 178     return css::uno::Sequence<sal_Int8>();
 179 }
 180
 181 void ORowSetDataColumn::fireValueChange(const ORowSetValue& _rOldValue)
 182 {
 183     const ORowSetValue &value(m_pGetValue(m_nPos));
 184     if ( value != _rOldValue)
 185     {
 186         sal_Int32 nHandle(PROPERTY_ID_VALUE);
 187         m_aOldValue = _rOldValue.makeAny();
 188         Any aNew = value.makeAny();
 189
 190         fire(&nHandle, &aNew, &m_aOldValue, 1, false );
 191     }
 192 }
 193
 194 ORowSetDataColumns::ORowSetDataColumns(
 195                 bool _bCase,
 196                 ::rtl::Reference< ::connectivity::OSQLColumns> _xColumns,
 197                 ::cppu::OWeakObject& _rParent,
 198                 ::osl::Mutex& _rMutex,
 199                 const std::vector< OUString> &_rVector
 200                 ) : connectivity::sdbcx::OCollection(_rParent,_bCase,_rMutex,_rVector)
 201                 ,m_aColumns(std::move(_xColumns))
 202 {
 203 }
 204
 205 ORowSetDataColumns::~ORowSetDataColumns()
 206 {
 207 }
 208
 209 sdbcx::ObjectType ORowSetDataColumns::createObject(const OUString& _rName)
 210 {
 211     connectivity::sdbcx::ObjectType xNamed;
 212
 213     ::comphelper::UStringMixEqual aCase(isCaseSensitive());
 214     ::connectivity::OSQLColumns::Vector::const_iterator first =  ::connectivity::find(m_aColumns->begin(),m_aColumns->end(),_rName,aCase);
 215     if(first != m_aColumns->end())
 216         xNamed = *first;
 217
 218     return xNamed;
 219 }
 220
 221 void ORowSetDataColumns::disposing()
 222 {
 223     ORowSetDataColumns_BASE::disposing();
 224     m_aColumns = nullptr;
 225 }
 226
 227 void ORowSetDataColumns::assign(const ::rtl::Reference< ::connectivity::OSQLColumns>& _rColumns,const std::vector< OUString> &_rVector)
 228 {
 229     m_aColumns = _rColumns;
 230     reFill(_rVector);
 231 }
 232
 233 void ORowSetDataColumns::impl_refresh()
 234 {
 235 }
 236
 237 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */