305 lines
10 KiB
C++
305 lines
10 KiB
C++
/*************************************************************************
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*
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* $RCSfile: pq_xviews.cxx,v $
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*
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* $Revision: 1.1.2.4 $
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*
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* last change: $Author: jbu $ $Date: 2006/05/01 19:19:09 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Joerg Budischewski
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): Joerg Budischewski
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*
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*
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************************************************************************/
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#include <vector>
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#include <rtl/ustrbuf.hxx>
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#include <com/sun/star/sdbc/XRow.hpp>
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#include <com/sun/star/sdbc/XParameters.hpp>
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#include <com/sun/star/sdbcx/Privilege.hpp>
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#include "pq_xviews.hxx"
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#include "pq_xview.hxx"
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#include "pq_xtables.hxx"
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#include "pq_statics.hxx"
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#include "pq_tools.hxx"
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using osl::MutexGuard;
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using rtl::OUString;
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using rtl::OUStringBuffer;
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using rtl::OUStringToOString;
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using com::sun::star::beans::XPropertySet;
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using com::sun::star::uno::Any;
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using com::sun::star::uno::makeAny;
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using com::sun::star::uno::UNO_QUERY;
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using com::sun::star::uno::Type;
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using com::sun::star::uno::XInterface;
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using com::sun::star::uno::Reference;
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using com::sun::star::uno::Sequence;
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using com::sun::star::uno::RuntimeException;
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using com::sun::star::container::NoSuchElementException;
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using com::sun::star::lang::WrappedTargetException;
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using com::sun::star::sdbc::XRow;
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using com::sun::star::sdbc::XCloseable;
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using com::sun::star::sdbc::XStatement;
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using com::sun::star::sdbc::XResultSet;
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using com::sun::star::sdbc::XParameters;
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using com::sun::star::sdbc::XPreparedStatement;
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using com::sun::star::sdbc::XDatabaseMetaData;
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// using com::sun::star::sdbcx::Privilege;
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namespace pq_sdbc_driver
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{
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#define ASCII_STR(x) OUString( RTL_CONSTASCII_USTRINGPARAM( x ) )
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Views::Views(
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const ::rtl::Reference< RefCountedMutex > & refMutex,
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const ::com::sun::star::uno::Reference< com::sun::star::sdbc::XConnection > & origin,
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ConnectionSettings *pSettings )
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: Container( refMutex, origin, pSettings, getStatics().VIEW )
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{}
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Views::~Views()
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{}
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void Views::refresh()
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throw (::com::sun::star::uno::RuntimeException)
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{
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try
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{
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osl::MutexGuard guard( m_refMutex->mutex );
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Statics & st = getStatics();
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Reference< XStatement > stmt = m_origin->createStatement();
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Reference< XResultSet > rs = stmt->executeQuery(
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ASCII_STR( "SELECT "
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"DISTINCT ON( pg_namespace.nspname, relname) " // needed because of duplicates
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"pg_namespace.nspname," // 1
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"relname," // 2
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"pg_get_viewdef(ev_class) " // 3
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"FROM pg_namespace, pg_class, pg_rewrite "
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"WHERE pg_namespace.oid = relnamespace "
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"AND pg_class.oid = ev_class "
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"AND relkind='v'" ) );
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Reference< XRow > xRow( rs , UNO_QUERY );
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std::vector< Any, Allocator< Any> > vec;
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String2IntMap map;
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sal_Int32 viewIndex = 0;
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while( rs->next() )
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{
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rtl::OUString table, schema, command;
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schema = xRow->getString( 1 );
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table = xRow->getString( 2 );
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command = xRow->getString( 3 );
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View *pView = new View (m_refMutex, m_origin, m_pSettings );
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Reference< com::sun::star::beans::XPropertySet > prop = pView;
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pView->setPropertyValue_NoBroadcast_public(st.NAME , makeAny(table) );
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pView->setPropertyValue_NoBroadcast_public(st.SCHEMA_NAME, makeAny(schema) );
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pView->setPropertyValue_NoBroadcast_public(st.COMMAND, makeAny(command) );
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vec.push_back( makeAny( prop ) );
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OUStringBuffer buf( table.getLength() + schema.getLength() + 1);
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buf.append( schema ).appendAscii( "." ).append( table );
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map[ buf.makeStringAndClear() ] = viewIndex;
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viewIndex ++;
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}
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m_values = Sequence< com::sun::star::uno::Any > ( &vec[0], vec.size() );
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m_name2index.swap( map );
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}
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catch ( com::sun::star::sdbc::SQLException & e )
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{
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throw RuntimeException( e.Message , e.Context );
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}
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fire( RefreshedBroadcaster( *this ) );
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}
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void Views::appendByDescriptor(
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const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& descriptor )
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throw (::com::sun::star::sdbc::SQLException,
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::com::sun::star::container::ElementExistException,
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::com::sun::star::uno::RuntimeException)
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{
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osl::MutexGuard guard( m_refMutex->mutex );
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Statics &st = getStatics();
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OUString name,schema,command;
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descriptor->getPropertyValue( st.SCHEMA_NAME ) >>= schema;
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descriptor->getPropertyValue( st.NAME ) >>= name;
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descriptor->getPropertyValue( st.COMMAND ) >>= command;
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Reference< XStatement > stmt = m_origin->createStatement();
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OUStringBuffer buf( 128 );
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buf.appendAscii( RTL_CONSTASCII_STRINGPARAM( "CREATE VIEW " ) );
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bufferQuoteQualifiedIdentifier( buf, schema, name );
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buf.appendAscii( RTL_CONSTASCII_STRINGPARAM( " AS " ) );
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buf.append( command );
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stmt->executeUpdate( buf.makeStringAndClear() );
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disposeNoThrow( stmt );
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refresh();
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if( m_pSettings->tables.is() )
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{
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m_pSettings->pTablesImpl->refresh();
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}
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// increase the vector
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// sal_Int32 index = m_values.getLength();
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// m_values.realloc( index + 1 );
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// View * pView =
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// new View( m_refMutex, m_origin, m_pSettings, false /*modifiable*/ );
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// Reference< com::sun::star::beans::XPropertySet > prop = pTable;
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// copyProperties( pTable, descriptor );
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// m_values[index] = makeAny( prop );
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// OUStringBuffer buf( name.getLength() + 1 + schema.getLength() );
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// buf.append( schema ).appendAscii( "." ).append( name );
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// m_name2index[ buf.makeStringAndClear() ] = index;
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}
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void Views::dropByName( const ::rtl::OUString& elementName )
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throw (::com::sun::star::sdbc::SQLException,
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::com::sun::star::container::NoSuchElementException,
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::com::sun::star::uno::RuntimeException)
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{
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String2IntMap::const_iterator ii = m_name2index.find( elementName );
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if( ii == m_name2index.end() )
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{
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OUStringBuffer buf( 128 );
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buf.appendAscii( "View " );
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buf.append( elementName );
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buf.appendAscii( " is unknown, so it can't be dropped" );
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throw com::sun::star::container::NoSuchElementException(
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buf.makeStringAndClear(), *this );
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}
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dropByIndex( ii->second );
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}
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void Views::dropByIndex( sal_Int32 index )
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throw (::com::sun::star::sdbc::SQLException,
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::com::sun::star::lang::IndexOutOfBoundsException,
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::com::sun::star::uno::RuntimeException)
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{
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// throw SQLException(
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// ASCII_STR( "view deletion not supported" ), *this, OUString(), 1, Any() );
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osl::MutexGuard guard( m_refMutex->mutex );
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if( index < 0 || index >= m_values.getLength() )
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{
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OUStringBuffer buf( 128 );
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buf.appendAscii( "VIEWS: Index out of range (allowed 0 to " );
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buf.append( (sal_Int32) (m_values.getLength() -1) );
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buf.appendAscii( ", got " );
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buf.append( index );
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buf.appendAscii( ")" );
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throw com::sun::star::lang::IndexOutOfBoundsException(
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buf.makeStringAndClear(), *this );
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}
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Reference< XPropertySet > set;
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m_values[index] >>= set;
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Statics &st = getStatics();
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OUString name,schema;
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set->getPropertyValue( st.SCHEMA_NAME ) >>= schema;
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set->getPropertyValue( st.NAME ) >>= name;
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OUStringBuffer update( 128 );
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update.appendAscii( "DROP VIEW \"" ).append( schema ).appendAscii( "\".\"" );
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update.append( name ).appendAscii( "\"" );
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Reference< XStatement > stmt = m_origin->createStatement( );
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stmt->executeUpdate( update.makeStringAndClear() );
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}
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::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > Views::createDataDescriptor()
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throw (::com::sun::star::uno::RuntimeException)
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{
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return new ViewDescriptor( m_refMutex, m_origin, m_pSettings );
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}
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Reference< com::sun::star::container::XNameAccess > Views::create(
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const ::rtl::Reference< RefCountedMutex > & refMutex,
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const ::com::sun::star::uno::Reference< com::sun::star::sdbc::XConnection > & origin,
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ConnectionSettings *pSettings,
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Views **ppViews)
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{
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*ppViews = new Views( refMutex, origin, pSettings );
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Reference< com::sun::star::container::XNameAccess > ret = *ppViews;
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(*ppViews)->refresh();
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return ret;
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}
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void Views::disposing()
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{
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Container::disposing();
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}
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};
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