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libreoffice/dbaccess/source/core/api/querycontainer.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

426 lines
14 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <querycontainer.hxx>
#include "query.hxx"
#include <strings.hxx>
#include <objectnameapproval.hxx>
#include <veto.hxx>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/container/XContainer.hpp>
#include <com/sun/star/container/XContainerApproveBroadcaster.hpp>
#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
#include <com/sun/star/sdbc/XConnection.hpp>
#include <com/sun/star/sdb/QueryDefinition.hpp>
#include <osl/diagnose.h>
#include <comphelper/uno3.hxx>
#include <comphelper/property.hxx>
#include <comphelper/types.hxx>
#include <cppuhelper/exc_hlp.hxx>
using namespace dbtools;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::ucb;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::util;
using namespace ::osl;
using namespace ::comphelper;
using namespace ::cppu;
namespace dbaccess
{
// OQueryContainer
OQueryContainer::OQueryContainer(
const Reference< XNameContainer >& _rxCommandDefinitions
, const Reference< XConnection >& _rxConn
, const Reference< XComponentContext >& _rxORB,
::dbtools::WarningsContainer* _pWarnings)
:ODefinitionContainer(_rxORB,nullptr,std::make_shared<ODefinitionContainer_Impl>())
,m_pWarnings( _pWarnings )
,m_xCommandDefinitions(_rxCommandDefinitions)
,m_xConnection(_rxConn)
,m_eDoingCurrently(AggregateAction::NONE)
{
}
void OQueryContainer::init()
{
Reference< XContainer > xContainer( m_xCommandDefinitions, UNO_QUERY_THROW );
xContainer->addContainerListener( this );
Reference< XContainerApproveBroadcaster > xContainerApprove( m_xCommandDefinitions, UNO_QUERY_THROW );
xContainerApprove->addContainerApproveListener( this );
// fill my structures
ODefinitionContainer_Impl& rDefinitions( getDefinitions() );
for (auto& definitionName : m_xCommandDefinitions->getElementNames())
{
rDefinitions.insert(definitionName, TContentPtr());
m_aDocuments.push_back(m_aDocumentMap.emplace(definitionName, Documents::mapped_type()).first);
}
setElementApproval( std::make_shared<ObjectNameApproval>( m_xConnection, ObjectNameApproval::TypeQuery ) );
}
rtl::Reference<OQueryContainer> OQueryContainer::create(
const Reference< XNameContainer >& _rxCommandDefinitions
, const Reference< XConnection >& _rxConn
, const Reference< XComponentContext >& _rxORB,
::dbtools::WarningsContainer* _pWarnings)
{
rtl::Reference c(
new OQueryContainer(
_rxCommandDefinitions, _rxConn, _rxORB, _pWarnings));
c->init();
return c;
}
OQueryContainer::~OQueryContainer()
{
// dispose();
// maybe we're already disposed, but this should be uncritical
}
IMPLEMENT_FORWARD_XINTERFACE2( OQueryContainer,ODefinitionContainer,OQueryContainer_Base)
IMPLEMENT_FORWARD_XTYPEPROVIDER2( OQueryContainer,ODefinitionContainer,OQueryContainer_Base)
void OQueryContainer::disposing()
{
ODefinitionContainer::disposing();
MutexGuard aGuard(m_aMutex);
if ( !m_xCommandDefinitions.is() )
// already disposed
return;
Reference< XContainer > xContainer( m_xCommandDefinitions, UNO_QUERY );
xContainer->removeContainerListener( this );
Reference< XContainerApproveBroadcaster > xContainerApprove( m_xCommandDefinitions, UNO_QUERY );
xContainerApprove->removeContainerApproveListener( this );
m_xCommandDefinitions = nullptr;
m_xConnection = nullptr;
}
// XServiceInfo
OUString SAL_CALL OQueryContainer::getImplementationName()
{
return u"com.sun.star.sdb.dbaccess.OQueryContainer"_ustr;
}
sal_Bool SAL_CALL OQueryContainer::supportsService(const OUString& _rServiceName)
{
const css::uno::Sequence< OUString > aSupported(getSupportedServiceNames());
for (const OUString& s : aSupported)
if (s == _rServiceName)
return true;
return false;
}
css::uno::Sequence< OUString > SAL_CALL OQueryContainer::getSupportedServiceNames()
{
return { SERVICE_SDBCX_CONTAINER, SERVICE_SDB_QUERIES };
}
// XDataDescriptorFactory
Reference< XPropertySet > SAL_CALL OQueryContainer::createDataDescriptor( )
{
return new OQueryDescriptor();
}
// XAppend
void SAL_CALL OQueryContainer::appendByDescriptor( const Reference< XPropertySet >& _rxDesc )
{
ResettableMutexGuard aGuard(m_aMutex);
if ( !m_xCommandDefinitions.is() )
throw DisposedException( OUString(), *this );
// first clone this object's CommandDefinition part
Reference< css::sdb::XQueryDefinition > xCommandDefinitionPart = css::sdb::QueryDefinition::create(m_aContext);
::comphelper::copyProperties( _rxDesc, Reference<XPropertySet>(xCommandDefinitionPart, UNO_QUERY_THROW) );
// TODO : the columns part of the descriptor has to be copied
// create a wrapper for the object (*before* inserting into our command definition container)
Reference< XContent > xNewObject( implCreateWrapper( Reference< XContent>( xCommandDefinitionPart, UNO_QUERY_THROW ) ) );
OUString sNewObjectName;
_rxDesc->getPropertyValue(PROPERTY_NAME) >>= sNewObjectName;
try
{
notifyByName( aGuard, sNewObjectName, xNewObject, nullptr, E_INSERTED, ApproveListeners );
}
catch (const WrappedTargetException& e)
{
disposeComponent( xNewObject );
disposeComponent( xCommandDefinitionPart );
throw WrappedTargetRuntimeException(e.Message, e.Context, e.TargetException);
}
catch (const Exception&)
{
disposeComponent( xNewObject );
disposeComponent( xCommandDefinitionPart );
throw;
}
// insert the basic object into the definition container
{
m_eDoingCurrently = AggregateAction::Inserting;
OAutoActionReset aAutoReset(*this);
m_xCommandDefinitions->insertByName(sNewObjectName, Any(xCommandDefinitionPart));
}
implAppend( sNewObjectName, xNewObject );
try
{
notifyByName( aGuard, sNewObjectName, xNewObject, nullptr, E_INSERTED, ContainerListemers );
}
catch (const WrappedTargetException& e)
{
throw WrappedTargetRuntimeException(e.Message, e.Context, e.TargetException);
}
}
// XDrop
void SAL_CALL OQueryContainer::dropByName( const OUString& _rName )
{
MutexGuard aGuard(m_aMutex);
if ( !checkExistence(_rName) )
throw NoSuchElementException(_rName,*this);
if ( !m_xCommandDefinitions.is() )
throw DisposedException( OUString(), *this );
// now simply forward the remove request to the CommandDefinition container, we're a listener for the removal
// and thus we do everything necessary in ::elementRemoved
m_xCommandDefinitions->removeByName(_rName);
}
void SAL_CALL OQueryContainer::dropByIndex( sal_Int32 _nIndex )
{
MutexGuard aGuard(m_aMutex);
if ((_nIndex<0) || (_nIndex>getCount()))
throw IndexOutOfBoundsException();
if ( !m_xCommandDefinitions.is() )
throw DisposedException( OUString(), *this );
OUString sName;
Reference<XPropertySet> xProp(Reference<XIndexAccess>(m_xCommandDefinitions,UNO_QUERY_THROW)->getByIndex(_nIndex),UNO_QUERY);
if ( xProp.is() )
xProp->getPropertyValue(PROPERTY_NAME) >>= sName;
dropByName(sName);
}
void SAL_CALL OQueryContainer::elementInserted( const css::container::ContainerEvent& _rEvent )
{
Reference< XContent > xNewElement;
OUString sElementName;
_rEvent.Accessor >>= sElementName;
{
MutexGuard aGuard(m_aMutex);
if (AggregateAction::Inserting == m_eDoingCurrently)
// nothing to do, we're inserting via an "appendByDescriptor"
return;
OSL_ENSURE(!sElementName.isEmpty(), "OQueryContainer::elementInserted : invalid name !");
OSL_ENSURE(m_aDocumentMap.find(sElementName) == m_aDocumentMap.end(), "OQueryContainer::elementInserted : oops... we're inconsistent with our master container !");
if (sElementName.isEmpty() || hasByName(sElementName))
return;
// insert an own new element
xNewElement = implCreateWrapper(sElementName);
}
insertByName(sElementName,Any(xNewElement));
}
void SAL_CALL OQueryContainer::elementRemoved( const css::container::ContainerEvent& _rEvent )
{
OUString sAccessor;
_rEvent.Accessor >>= sAccessor;
{
OSL_ENSURE(!sAccessor.isEmpty(), "OQueryContainer::elementRemoved : invalid name !");
OSL_ENSURE(m_aDocumentMap.contains(sAccessor), "OQueryContainer::elementRemoved : oops... we're inconsistent with our master container !");
if ( sAccessor.isEmpty() || !hasByName(sAccessor) )
return;
}
removeByName(sAccessor);
}
void SAL_CALL OQueryContainer::elementReplaced( const css::container::ContainerEvent& _rEvent )
{
Reference< XContent > xNewElement;
OUString sAccessor;
_rEvent.Accessor >>= sAccessor;
{
MutexGuard aGuard(m_aMutex);
OSL_ENSURE(!sAccessor.isEmpty(), "OQueryContainer::elementReplaced : invalid name !");
OSL_ENSURE(m_aDocumentMap.contains(sAccessor), "OQueryContainer::elementReplaced : oops... we're inconsistent with our master container !");
if (sAccessor.isEmpty() || !hasByName(sAccessor))
return;
xNewElement = implCreateWrapper(sAccessor);
}
replaceByName(sAccessor,Any(xNewElement));
}
Reference< XVeto > SAL_CALL OQueryContainer::approveInsertElement( const ContainerEvent& Event )
{
OUString sName;
OSL_VERIFY( Event.Accessor >>= sName );
Reference< XContent > xElement( Event.Element, UNO_QUERY_THROW );
Reference< XVeto > xReturn;
try
{
getElementApproval()->approveElement( sName );
}
catch( const Exception& )
{
xReturn = new Veto( ::cppu::getCaughtException() );
}
return xReturn;
}
Reference< XVeto > SAL_CALL OQueryContainer::approveReplaceElement( const ContainerEvent& /*Event*/ )
{
return nullptr;
}
Reference< XVeto > SAL_CALL OQueryContainer::approveRemoveElement( const ContainerEvent& /*Event*/ )
{
return nullptr;
}
void SAL_CALL OQueryContainer::disposing( const css::lang::EventObject& _rSource )
{
if (_rSource.Source.get() == Reference< XInterface >(m_xCommandDefinitions, UNO_QUERY).get())
{ // our "master container" (with the command definitions) is being disposed
OSL_FAIL("OQueryContainer::disposing : nobody should dispose the CommandDefinition container before disposing my connection !");
dispose();
}
else
{
Reference< XContent > xSource(_rSource.Source, UNO_QUERY);
// it's one of our documents...
for (auto const& document : m_aDocumentMap)
{
if ( xSource == document.second.get() )
{
m_xCommandDefinitions->removeByName(document.first);
break;
}
}
ODefinitionContainer::disposing(_rSource);
}
}
OUString OQueryContainer::determineContentType() const
{
return u"application/vnd.org.openoffice.DatabaseQueryContainer"_ustr;
}
Reference< XContent > OQueryContainer::implCreateWrapper(const OUString& _rName)
{
Reference< XContent > xObject(m_xCommandDefinitions->getByName(_rName),UNO_QUERY);
return implCreateWrapper(xObject);
}
Reference< XContent > OQueryContainer::implCreateWrapper(const Reference< XContent >& _rxCommandDesc)
{
Reference<XNameContainer> xContainer(_rxCommandDesc,UNO_QUERY);
Reference< XContent > xReturn;
if ( xContainer .is() )
{
xReturn = create( xContainer, m_xConnection, m_aContext, m_pWarnings ).
get();
}
else
{
rtl::Reference<OQuery> pNewObject = new OQuery( Reference< XPropertySet >( _rxCommandDesc, UNO_QUERY ), m_xConnection, m_aContext );
xReturn = pNewObject;
pNewObject->setWarningsContainer( m_pWarnings );
// pNewObject->getColumns();
// Why? This is expensive. If you comment this in 'cause you really need it, be sure to run the
// QueryInQuery test in dbaccess/qa/complex/dbaccess ...
}
return xReturn;
}
Reference< XContent > OQueryContainer::createObject( const OUString& _rName)
{
return implCreateWrapper(_rName);
}
bool OQueryContainer::checkExistence(const OUString& _rName)
{
bool bRet = false;
if ( !m_bInPropertyChange )
{
bRet = m_xCommandDefinitions->hasByName(_rName);
Documents::const_iterator aFind = m_aDocumentMap.find(_rName);
if ( !bRet && aFind != m_aDocumentMap.end() )
{
m_aDocuments.erase( std::find(m_aDocuments.begin(),m_aDocuments.end(),aFind));
m_aDocumentMap.erase(aFind);
}
else if ( bRet && aFind == m_aDocumentMap.end() )
{
implAppend(_rName,nullptr);
}
}
return bRet;
}
sal_Bool SAL_CALL OQueryContainer::hasElements( )
{
MutexGuard aGuard(m_aMutex);
return m_xCommandDefinitions->hasElements();
}
sal_Int32 SAL_CALL OQueryContainer::getCount( )
{
MutexGuard aGuard(m_aMutex);
return Reference<XIndexAccess>(m_xCommandDefinitions,UNO_QUERY_THROW)->getCount();
}
Sequence< OUString > SAL_CALL OQueryContainer::getElementNames( )
{
MutexGuard aGuard(m_aMutex);
return m_xCommandDefinitions->getElementNames();
}
} // namespace dbaccess
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */