connectivity/source/drivers/postgresql/pq_xview.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 <rtl/ref.hxx>
  38 #include <rtl/ustrbuf.hxx>
  39
  40 #include <cppuhelper/typeprovider.hxx>
  41 #include <cppuhelper/queryinterface.hxx>
  42
  43 #include <com/sun/star/sdbc/SQLException.hpp>
  44
  45 #include "pq_xview.hxx"
  46 #include "pq_xviews.hxx"
  47 #include "pq_statics.hxx"
  48 #include "pq_tools.hxx"
  49
  50 using osl::MutexGuard;
  51
  52 using com::sun::star::uno::Reference;
  53 using com::sun::star::uno::Sequence;
  54 using com::sun::star::uno::Any;
  55 using com::sun::star::uno::Type;
  56
  57 using com::sun::star::beans::XPropertySet;
  58
  59 using com::sun::star::sdbc::XStatement;
  60 using com::sun::star::sdbc::SQLException;
  61
  62 namespace pq_sdbc_driver
  63 {
  64
  65 View::View( const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
  66             const Reference< css::sdbc::XConnection > & connection,
  67             ConnectionSettings *pSettings)
  68     : ReflectionBase(
  69         getStatics().refl.view.implName,
  70         getStatics().refl.view.serviceNames,
  71         refMutex,
  72         connection,
  73         pSettings,
  74         * getStatics().refl.view.pProps )
  75 {}
  76
  77 Reference< XPropertySet > View::createDataDescriptor(  )
  78 {
  79     rtl::Reference<ViewDescriptor> pView = new ViewDescriptor(
  80         m_xMutex, m_conn, m_pSettings );
  81     pView->copyValuesFrom( this );
  82
  83     return Reference< XPropertySet > ( pView );
  84 }
  85
  86 void View::rename( const OUString& newName )
  87 {
  88     MutexGuard guard( m_xMutex->GetMutex() );
  89
  90     Statics & st = getStatics();
  91
  92     OUString oldName = extractStringProperty(this,st.NAME );
  93     OUString schema = extractStringProperty(this,st.SCHEMA_NAME );
  94     OUString fullOldName = concatQualified( schema, oldName );
  95
  96     OUString newTableName;
  97     OUString newSchemaName;
  98     // OOo2.0 passes schema + dot + new-table-name while
  99     // OO1.1.x passes new Name without schema
 100     // in case name contains a dot, it is interpreted as schema.tablename
 101     if( newName.indexOf( '.' ) >= 0 )
 102     {
 103         splitConcatenatedIdentifier( newName, &newSchemaName, &newTableName );
 104     }
 105     else
 106     {
 107         newTableName = newName;
 108         newSchemaName = schema;
 109     }
 110     OUString fullNewName = concatQualified( newSchemaName, newTableName );
 111
 112     if( schema != newSchemaName )
 113     {
 114         try
 115         {
 116             OUStringBuffer buf(128);
 117             buf.append( "ALTER TABLE" );
 118             bufferQuoteQualifiedIdentifier(buf, schema, oldName, m_pSettings );
 119             buf.append( "SET SCHEMA" );
 120             bufferQuoteIdentifier( buf, newSchemaName, m_pSettings );
 121             Reference< XStatement > statement = m_conn->createStatement();
 122             statement->executeUpdate( buf.makeStringAndClear() );
 123             setPropertyValue_NoBroadcast_public( st.SCHEMA_NAME, Any(newSchemaName) );
 124             disposeNoThrow( statement );
 125             schema = newSchemaName;
 126         }
 127         catch( css::sdbc::SQLException &e )
 128         {
 129             e.Message += "(NOTE: Only postgresql server >= V8.1 support changing a table's schema)";
 130             throw;
 131         }
 132
 133     }
 134     if( oldName != newTableName )
 135     {
 136         OUStringBuffer buf(128);
 137         buf.append( "ALTER TABLE" );
 138         bufferQuoteQualifiedIdentifier( buf, schema, oldName, m_pSettings );
 139         buf.append( "RENAME TO" );
 140         bufferQuoteIdentifier( buf, newTableName, m_pSettings );
 141         Reference< XStatement > statement = m_conn->createStatement();
 142         statement->executeUpdate( buf.makeStringAndClear() );
 143         setPropertyValue_NoBroadcast_public( st.NAME, Any(newTableName) );
 144     }
 145
 146     // inform the container of the name change !
 147     if( m_pSettings->views.is() )
 148     {
 149         m_pSettings->pViewsImpl->rename( fullOldName, fullNewName );
 150     }
 151 }
 152
 153 Sequence<Type > View::getTypes()
 154 {
 155     static cppu::OTypeCollection collection(
 156         cppu::UnoType<css::sdbcx::XRename>::get(),
 157         ReflectionBase::getTypes());
 158
 159     return collection.getTypes();
 160 }
 161
 162 Sequence< sal_Int8> View::getImplementationId()
 163 {
 164     return css::uno::Sequence<sal_Int8>();
 165 }
 166
 167 Any View::queryInterface( const Type & reqType )
 168 {
 169     Any ret = ReflectionBase::queryInterface( reqType );
 170     if( ! ret.hasValue() )
 171         ret = ::cppu::queryInterface(
 172             reqType,
 173             static_cast< css::sdbcx::XRename * > ( this )
 174             );
 175     return ret;
 176 }
 177
 178 OUString View::getName(  )
 179 {
 180     Statics & st = getStatics();
 181     return concatQualified(
 182         extractStringProperty( this, st.SCHEMA_NAME ),
 183         extractStringProperty( this, st.NAME ) );
 184 }
 185
 186 void View::setName( const OUString& aName )
 187 {
 188     rename( aName );
 189 }
 190
 191
 192 ViewDescriptor::ViewDescriptor(
 193     const ::rtl::Reference< comphelper::RefCountedMutex > & refMutex,
 194     const Reference< css::sdbc::XConnection > & connection,
 195     ConnectionSettings *pSettings)
 196     : ReflectionBase(
 197         getStatics().refl.viewDescriptor.implName,
 198         getStatics().refl.viewDescriptor.serviceNames,
 199         refMutex,
 200         connection,
 201         pSettings,
 202         * getStatics().refl.viewDescriptor.pProps )
 203 {}
 204
 205 Reference< XPropertySet > ViewDescriptor::createDataDescriptor(  )
 206 {
 207     rtl::Reference<ViewDescriptor> pView = new ViewDescriptor(
 208         m_xMutex, m_conn, m_pSettings );
 209     pView->copyValuesFrom( this );
 210
 211     return Reference< XPropertySet > ( pView );
 212 }
 213
 214
 215 }
 216
 217 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */