connectivity/source/drivers/postgresql/pq_xindexcolumns.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*************************************************************************
   3  *
   4  *  Effective License of whole file:
   5  *
   6  *    This library is free software; you can redistribute it and/or
   7  *    modify it under the terms of the GNU Lesser General Public
   8  *    License version 2.1, as published by the Free Software Foundation.
   9  *
  10  *    This library is distributed in the hope that it will be useful,
  11  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  *    Lesser General Public License for more details.
  14  *
  15  *    You should have received a copy of the GNU Lesser General Public
  16  *    License along with this library; if not, write to the Free Software
  17  *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  18  *    MA  02111-1307  USA
  19  *
  20  *  Parts "Copyright by Sun Microsystems, Inc" prior to August 2011:
  21  *
  22  *    The Contents of this file are made available subject to the terms of
  23  *    the GNU Lesser General Public License Version 2.1
  24  *
  25  *    Copyright: 2000 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
  33  *    file, You can obtain one at http://mozilla.org/MPL/2.0/.
  34  *
  35  ************************************************************************/
  36
  37 #include <sal/log.hxx>
  38 #include <vector>
  39
  40 #include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
  41 #include <com/sun/star/sdbc/SQLException.hpp>
  42 #include <com/sun/star/sdbc/XRow.hpp>
  43 #include <cppuhelper/exc_hlp.hxx>
  44
  45 #include "pq_xcolumns.hxx"
  46 #include "pq_xindexcolumns.hxx"
  47 #include "pq_xindexcolumn.hxx"
  48 #include "pq_statics.hxx"
  49 #include "pq_tools.hxx"
  50
  51 using osl::MutexGuard;
  52
  53 using com::sun::star::beans::XPropertySet;
  54
  55 using com::sun::star::uno::Any;
  56 using com::sun::star::uno::makeAny;
  57 using com::sun::star::uno::UNO_QUERY;
  58 using com::sun::star::uno::Reference;
  59 using com::sun::star::uno::Sequence;
  60
  61 using com::sun::star::sdbc::XRow;
  62 using com::sun::star::sdbc::XResultSet;
  63 using com::sun::star::sdbc::XDatabaseMetaData;
  64 using com::sun::star::sdbc::SQLException;
  65
  66 namespace pq_sdbc_driver
  67 {
  68
  69 IndexColumns::IndexColumns(
  70         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
  71         const css::uno::Reference< css::sdbc::XConnection >  & origin,
  72         ConnectionSettings *pSettings,
  73         const OUString &schemaName,
  74         const OUString &tableName,
  75         const OUString &indexName,
  76         const css::uno::Sequence< OUString > &columns )
  77     : Container( refMutex, origin, pSettings,  "INDEX_COLUMN" ),
  78       m_schemaName( schemaName ),
  79       m_tableName( tableName ),
  80       m_indexName( indexName ),
  81       m_columns( columns )
  82 {}
  83
  84 IndexColumns::~IndexColumns()
  85 {}
  86
  87 static sal_Int32 findInSequence( const Sequence< OUString > & seq , const OUString &str)
  88 {
  89     int index;
  90     for( index = 0 ; index < seq.getLength() ; index ++ )
  91     {
  92         if( str == seq[index] )
  93             break;
  94     }
  95     return index;
  96 }
  97
  98 void IndexColumns::refresh()
  99 {
 100     try
 101     {
 102         SAL_INFO("connectivity.postgresql", "sdbcx.IndexColumns get refreshed for index " << m_indexName);
 103
 104         osl::MutexGuard guard( m_xMutex->GetMutex() );
 105
 106         Statics &st = getStatics();
 107         Reference< XDatabaseMetaData > meta = m_origin->getMetaData();
 108
 109         Reference< XResultSet > rs =
 110             meta->getColumns( Any(), m_schemaName, m_tableName, st.cPERCENT );
 111
 112         DisposeGuard disposeIt( rs );
 113         Reference< XRow > xRow( rs , UNO_QUERY );
 114         m_values.clear();
 115         m_values.resize( m_columns.getLength() );
 116
 117         while( rs->next() )
 118         {
 119             OUString columnName = xRow->getString( 4 );
 120
 121             sal_Int32 index = findInSequence( m_columns, columnName );
 122             if( index >= m_columns.getLength() )
 123                 continue;
 124
 125             IndexColumn * pIndexColumn =
 126                 new IndexColumn( m_xMutex, m_origin, m_pSettings );
 127             Reference< css::beans::XPropertySet > prop = pIndexColumn;
 128
 129             columnMetaData2SDBCX( pIndexColumn, xRow );
 130             pIndexColumn->setPropertyValue_NoBroadcast_public(
 131                 st.IS_ASCENDING , makeAny( false ) );
 132
 133             m_values[ index ] <<= prop;
 134             m_name2index[ columnName ] = index;
 135         }
 136     }
 137     catch ( css::sdbc::SQLException & e )
 138     {
 139         css::uno::Any anyEx = cppu::getCaughtException();
 140         throw css::lang::WrappedTargetRuntimeException( e.Message,
 141                         e.Context, anyEx );
 142     }
 143
 144     fire( RefreshedBroadcaster( *this ) );
 145 }
 146
 147
 148 void IndexColumns::appendByDescriptor(
 149     const css::uno::Reference< css::beans::XPropertySet >& /*future*/ )
 150 {
 151     throw css::sdbc::SQLException(
 152         "SDBC-POSTGRESQL: IndexesColumns.appendByDescriptor not yet implemented",
 153         *this, OUString(), 1, Any() );
 154 //     osl::MutexGuard guard( m_xMutex->GetMutex() );
 155 //     Statics & st = getStatics();
 156 //     Reference< XPropertySet > past = createDataDescriptor();
 157 //     past->setPropertyValue( st.IS_NULLABLE, makeAny( css::sdbc::ColumnValue::NULLABLE ) );
 158 //     alterColumnByDescriptor(
 159 //         m_schemaName, m_tableName, m_pSettings->encoding, m_origin->createStatement() , past, future  );
 160
 161 }
 162
 163 void IndexColumns::dropByName( const OUString& )
 164 {
 165     throw css::sdbc::SQLException(
 166         "SDBC-POSTGRESQL: IndexesColumns.dropByName not yet implemented",
 167         *this, OUString(), 1, Any() );
 168 //     String2IntMap::const_iterator ii = m_name2index.find( elementName );
 169 //     if( ii == m_name2index.end() )
 170 //     {
 171 //         OUStringBuffer buf( 128 );
 172 //         buf.appendAscii( "Column " );
 173 //         buf.append( elementName );
 174 //         buf.appendAscii( " is unknown in table " );
 175 //         buf.append( m_schemaName );
 176 //         buf.appendAscii( "." );
 177 //         buf.append( m_tableName );
 178 //         buf.appendAscii( ", so it can't be dropped" );
 179 //         throw css::container::NoSuchElementException(
 180 //             buf.makeStringAndClear(), *this );
 181 //     }
 182 //     dropByIndex( ii->second );
 183 }
 184
 185 void IndexColumns::dropByIndex( sal_Int32 )
 186 {
 187     throw css::sdbc::SQLException(
 188         "SDBC-POSTGRESQL: IndexesColumns.dropByIndex not yet implemented",
 189         *this, OUString(), 1, Any() );
 190 //     osl::MutexGuard guard( m_xMutex->GetMutex() );
 191 //     if( index < 0 ||  index >= m_values.getLength() )
 192 //     {
 193 //         OUStringBuffer buf( 128 );
 194 //         buf.appendAscii( "COLUMNS: Index out of range (allowed 0 to " );
 195 //         buf.append((sal_Int32)(m_values.getLength() -1) );
 196 //         buf.appendAscii( ", got " );
 197 //         buf.append( index );
 198 //         buf.appendAscii( ")" );
 199 //         throw css::lang::IndexOutOfBoundsException(
 200 //             buf.makeStringAndClear(), *this );
 201 //     }
 202
 203 //     Reference< XPropertySet > set;
 204 //     m_values[index] >>= set;
 205 //     Statics &st = getStatics();
 206 //     OUString name;
 207 //     set->getPropertyValue( st.NAME ) >>= name;
 208
 209 //     OUStringBuffer update( 128 );
 210 //     update.appendAscii( "ALTER TABLE ONLY");
 211 //     bufferQuoteQualifiedIdentifier( update, m_schemaName, m_tableName );
 212 //     update.appendAscii( "DROP COLUMN" );
 213 //     bufferQuoteIdentifier( update, name );
 214 //     Reference< XStatement > stmt = m_origin->createStatement( );
 215 //     DisposeGuard disposeIt( stmt );
 216 //     stmt->executeUpdate( update.makeStringAndClear() );
 217
 218 }
 219
 220
 221 Reference< css::beans::XPropertySet > IndexColumns::createDataDescriptor()
 222 {
 223     return new IndexColumnDescriptor( m_xMutex, m_origin, m_pSettings );
 224 }
 225
 226 Reference< css::container::XNameAccess > IndexColumns::create(
 227     const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
 228     const css::uno::Reference< css::sdbc::XConnection >  & origin,
 229     ConnectionSettings *pSettings,
 230     const OUString &schemaName,
 231     const OUString &tableName,
 232     const OUString &indexName,
 233     const Sequence< OUString > &columns )
 234 {
 235     IndexColumns *pIndexColumns = new IndexColumns(
 236         refMutex, origin, pSettings, schemaName, tableName, indexName, columns );
 237     Reference< css::container::XNameAccess > ret = pIndexColumns;
 238     pIndexColumns->refresh();
 239
 240     return ret;
 241 }
 242
 243
 244 IndexColumnDescriptors::IndexColumnDescriptors(
 245         const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
 246         const css::uno::Reference< css::sdbc::XConnection >  & origin,
 247         ConnectionSettings *pSettings)
 248     : Container( refMutex, origin, pSettings,  getStatics().INDEX_COLUMN )
 249 {}
 250
 251 Reference< css::container::XNameAccess > IndexColumnDescriptors::create(
 252     const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
 253     const css::uno::Reference< css::sdbc::XConnection >  & origin,
 254     ConnectionSettings *pSettings)
 255 {
 256     return new IndexColumnDescriptors( refMutex, origin, pSettings );
 257 }
 258
 259 css::uno::Reference< css::beans::XPropertySet > IndexColumnDescriptors::createDataDescriptor()
 260 {
 261     return new IndexColumnDescriptor( m_xMutex, m_origin, m_pSettings );
 262 }
 263
 264 };
 265
 266 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */