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/* -*- 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 <algorithm>
#include <stdio.h>
#include "connectivity/sdbcx/VCollection.hxx"
#include "connectivity/sdbcx/VDescriptor.hxx"
#include "connectivity/dbexception.hxx"
#include <comphelper/enumhelper.hxx>
#include <comphelper/container.hxx>
#include <comphelper/types.hxx>
#include <comphelper/property.hxx>
#include "TConnection.hxx"
#include <rtl/ustrbuf.hxx>
#include "resource/common_res.hrc"
#include "resource/sharedresources.hxx"
using namespace connectivity::sdbcx;
using namespace connectivity;
using namespace comphelper;
using namespace ::cppu;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::util;
namespace
{
template < typename T> class OHardRefMap : public connectivity::sdbcx::IObjectCollection
{
typedef ::std::multimap< OUString, T , ::comphelper::UStringMixLess> ObjectMap;
typedef typename ObjectMap::iterator ObjectIter;
typedef typename ObjectMap::value_type ObjectEntry;
// private:
// this combination of map and vector is used to have a fast name and index access
::std::vector< ObjectIter > m_aElements; // hold the iterators which point to map
ObjectMap m_aNameMap; // hold the elements and a name
public:
OHardRefMap(bool _bCase)
: m_aNameMap(_bCase)
{
}
virtual ~OHardRefMap()
{
}
virtual void reserve(size_t nLength) SAL_OVERRIDE
{
m_aElements.reserve(nLength);
}
virtual bool exists(const OUString& _sName ) SAL_OVERRIDE
{
return m_aNameMap.find(_sName) != m_aNameMap.end();
}
virtual bool empty() SAL_OVERRIDE
{
return m_aNameMap.empty();
}
virtual void swapAll() SAL_OVERRIDE
{
::std::vector< ObjectIter >(m_aElements).swap(m_aElements);
ObjectMap(m_aNameMap).swap(m_aNameMap);
}
virtual void swap() SAL_OVERRIDE
{
::std::vector< ObjectIter >().swap(m_aElements);
OSL_ENSURE( m_aNameMap.empty(), "swap: what did disposeElements do?" );
ObjectMap( m_aNameMap ).swap( m_aNameMap );
// Note that it's /important/ to construct the new ObjectMap from m_aNameMap before
// swapping. This way, it's ensured that the compare object held by these maps is preserved
// during the swap. If we would not do this, the UStringMixLess instance which is used would be
// default constructed (instead of being constructed from the same instance in m_aNameMap), and
// it's case-sensitive flag would have an unpredictable value.
}
virtual void clear() SAL_OVERRIDE
{
m_aElements.clear();
m_aNameMap.clear();
}
virtual void insert(const OUString& _sName,const ObjectType& _xObject) SAL_OVERRIDE
{
m_aElements.push_back(m_aNameMap.insert(m_aNameMap.begin(), ObjectEntry(_sName,_xObject)));
}
virtual void reFill(const TStringVector &_rVector) SAL_OVERRIDE
{
OSL_ENSURE(!m_aNameMap.size(),"OCollection::reFill: collection isn't empty");
m_aElements.reserve(_rVector.size());
for(TStringVector::const_iterator i=_rVector.begin(); i != _rVector.end();++i)
m_aElements.push_back(m_aNameMap.insert(m_aNameMap.begin(), ObjectEntry(*i,ObjectType())));
}
virtual bool rename(const OUString& _sOldName, const OUString& _sNewName) SAL_OVERRIDE
{
bool bRet = false;
ObjectIter aIter = m_aNameMap.find(_sOldName);
if ( aIter != m_aNameMap.end() )
{
typename ::std::vector< ObjectIter >::iterator aFind = ::std::find(m_aElements.begin(),m_aElements.end(),aIter);
if(m_aElements.end() != aFind)
{
(*aFind) = m_aNameMap.insert(m_aNameMap.begin(), ObjectEntry(_sNewName,(*aFind)->second));
m_aNameMap.erase(aIter);
bRet = true;
}
}
return bRet;
}
virtual sal_Int32 size() SAL_OVERRIDE
{
return static_cast<sal_Int32>(m_aNameMap.size());
}
virtual Sequence< OUString > getElementNames() SAL_OVERRIDE
{
Sequence< OUString > aNameList(m_aElements.size());
OUString* pStringArray = aNameList.getArray();
typename ::std::vector< ObjectIter >::const_iterator aEnd = m_aElements.end();
for(typename ::std::vector< ObjectIter >::const_iterator aIter = m_aElements.begin(); aIter != aEnd;++aIter,++pStringArray)
*pStringArray = (*aIter)->first;
return aNameList;
}
virtual OUString getName(sal_Int32 _nIndex) SAL_OVERRIDE
{
return m_aElements[_nIndex]->first;
}
virtual void disposeAndErase(sal_Int32 _nIndex) SAL_OVERRIDE
{
OSL_ENSURE(_nIndex >= 0 && _nIndex < static_cast<sal_Int32>(m_aElements.size()),"Illegal argument!");
Reference<XComponent> xComp(m_aElements[_nIndex]->second.get(),UNO_QUERY);
::comphelper::disposeComponent(xComp);
m_aElements[_nIndex]->second = T();
OUString sName = m_aElements[_nIndex]->first;
m_aElements.erase(m_aElements.begin()+_nIndex);
m_aNameMap.erase(sName);
}
virtual void disposeElements() SAL_OVERRIDE
{
for( ObjectIter aIter = m_aNameMap.begin(); aIter != m_aNameMap.end(); ++aIter)
{
Reference<XComponent> xComp(aIter->second.get(),UNO_QUERY);
if ( xComp.is() )
{
::comphelper::disposeComponent(xComp);
(*aIter).second = T();
}
}
m_aElements.clear();
m_aNameMap.clear();
}
virtual sal_Int32 findColumn( const OUString& columnName ) SAL_OVERRIDE
{
ObjectIter aIter = m_aNameMap.find(columnName);
OSL_ENSURE(aIter != m_aNameMap.end(),"findColumn:: Illegal name!");
return m_aElements.size() - (m_aElements.end() - ::std::find(m_aElements.begin(),m_aElements.end(),aIter));
}
virtual OUString findColumnAtIndex( sal_Int32 _nIndex) SAL_OVERRIDE
{
OSL_ENSURE(_nIndex >= 0 && _nIndex < static_cast<sal_Int32>(m_aElements.size()),"Illegal argument!");
return m_aElements[_nIndex]->first;
}
virtual ObjectType getObject(sal_Int32 _nIndex) SAL_OVERRIDE
{
OSL_ENSURE(_nIndex >= 0 && _nIndex < static_cast<sal_Int32>(m_aElements.size()),"Illegal argument!");
return m_aElements[_nIndex]->second;
}
virtual ObjectType getObject(const OUString& columnName) SAL_OVERRIDE
{
return m_aNameMap.find(columnName)->second;
}
virtual void setObject(sal_Int32 _nIndex,const ObjectType& _xObject) SAL_OVERRIDE
{
OSL_ENSURE(_nIndex >= 0 && _nIndex < static_cast<sal_Int32>(m_aElements.size()),"Illegal argument!");
m_aElements[_nIndex]->second = _xObject;
}
bool isCaseSensitive() const SAL_OVERRIDE
{
return m_aNameMap.key_comp().isCaseSensitive();
}
};
}
IObjectCollection::~IObjectCollection() {}
IMPLEMENT_SERVICE_INFO(OCollection,"com.sun.star.sdbcx.VContainer" , "com.sun.star.sdbcx.Container")
OCollection::OCollection(::cppu::OWeakObject& _rParent
, bool _bCase
, ::osl::Mutex& _rMutex
, const TStringVector &_rVector
, bool _bUseIndexOnly
, bool _bUseHardRef)
:m_aContainerListeners(_rMutex)
,m_aRefreshListeners(_rMutex)
,m_rParent(_rParent)
,m_rMutex(_rMutex)
,m_bUseIndexOnly(_bUseIndexOnly)
{
if ( _bUseHardRef )
{
m_pElements.reset(new OHardRefMap< ObjectType >(_bCase));
}
else
{
m_pElements.reset(new OHardRefMap< WeakReference< XPropertySet> >(_bCase));
}
m_pElements->reFill(_rVector);
}
OCollection::~OCollection()
{
}
Any SAL_CALL OCollection::queryInterface( const Type & rType ) throw (RuntimeException, std::exception)
{
if ( m_bUseIndexOnly && rType == cppu::UnoType<XNameAccess>::get() )
{
return Any();
}
return OCollectionBase::queryInterface( rType );
}
Sequence< Type > SAL_CALL OCollection::getTypes() throw (RuntimeException, std::exception)
{
if ( m_bUseIndexOnly )
{
Sequence< Type > aTypes(OCollectionBase::getTypes());
Type* pBegin = aTypes.getArray();
Type* pEnd = pBegin + aTypes.getLength();
::std::vector<Type> aOwnTypes;
aOwnTypes.reserve(aTypes.getLength());
Type aType = cppu::UnoType<XNameAccess>::get();
for(;pBegin != pEnd; ++pBegin)
{
if ( *pBegin != aType )
aOwnTypes.push_back(*pBegin);
}
Type* pTypes = aOwnTypes.empty() ? 0 : &aOwnTypes[0];
return Sequence< Type >(pTypes,aOwnTypes.size());
}
return OCollectionBase::getTypes( );
}
void OCollection::clear_NoDispose()
{
::osl::MutexGuard aGuard(m_rMutex);
m_pElements->clear();
m_pElements->swapAll();
}
void OCollection::disposing(void)
{
m_aContainerListeners.disposeAndClear(EventObject(static_cast<XTypeProvider*>(this)));
m_aRefreshListeners.disposeAndClear(EventObject(static_cast<XTypeProvider*>(this)));
::osl::MutexGuard aGuard(m_rMutex);
disposeElements();
m_pElements->swap();
}
Any SAL_CALL OCollection::getByIndex( sal_Int32 Index ) throw(IndexOutOfBoundsException, WrappedTargetException, RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
if (Index < 0 || Index >= m_pElements->size() )
throw IndexOutOfBoundsException(OUString::number(Index),static_cast<XTypeProvider*>(this));
return makeAny(getObject(Index));
}
Any SAL_CALL OCollection::getByName( const OUString& aName ) throw(NoSuchElementException, WrappedTargetException, RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
if ( !m_pElements->exists(aName) )
{
::connectivity::SharedResources aResources;
const OUString sError( aResources.getResourceStringWithSubstitution(
STR_NO_ELEMENT_NAME,
"$name$", aName
) );
throw NoSuchElementException( sError, static_cast< XTypeProvider* >( this ) );
}
return makeAny(getObject(m_pElements->findColumn(aName)));
}
Sequence< OUString > SAL_CALL OCollection::getElementNames( ) throw(RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
return m_pElements->getElementNames();
}
void SAL_CALL OCollection::refresh( ) throw(RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
disposeElements();
impl_refresh();
EventObject aEvt(static_cast<XTypeProvider*>(this));
m_aRefreshListeners.notifyEach( &XRefreshListener::refreshed, aEvt );
}
void OCollection::reFill(const TStringVector &_rVector)
{
m_pElements->reFill(_rVector);
}
// XDataDescriptorFactory
Reference< XPropertySet > SAL_CALL OCollection::createDataDescriptor( ) throw(RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
return createDescriptor();
}
OUString OCollection::getNameForObject(const ObjectType& _xObject)
{
OSL_ENSURE(_xObject.is(),"OCollection::getNameForObject: Object is NULL!");
OUString sName;
_xObject->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)) >>= sName;
return sName;
}
// XAppend
void SAL_CALL OCollection::appendByDescriptor( const Reference< XPropertySet >& descriptor ) throw(SQLException, ElementExistException, RuntimeException, std::exception)
{
::osl::ClearableMutexGuard aGuard(m_rMutex);
OUString sName = getNameForObject( descriptor );
if ( m_pElements->exists(sName) )
throw ElementExistException(sName,static_cast<XTypeProvider*>(this));
ObjectType xNewlyCreated = appendObject( sName, descriptor );
if ( !xNewlyCreated.is() )
throw RuntimeException();
ODescriptor* pDescriptor = ODescriptor::getImplementation( xNewlyCreated );
if ( pDescriptor )
pDescriptor->setNew( false );
sName = getNameForObject( xNewlyCreated );
if ( !m_pElements->exists( sName ) ) // this may happen when the derived class included it itself
m_pElements->insert( sName, xNewlyCreated );
// notify our container listeners
ContainerEvent aEvent(static_cast<XContainer*>(this), makeAny(sName), makeAny(xNewlyCreated), Any());
aGuard.clear();
m_aContainerListeners.notifyEach( &XContainerListener::elementInserted, aEvent );
}
// XDrop
void SAL_CALL OCollection::dropByName( const OUString& elementName ) throw(SQLException, NoSuchElementException, RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
if ( !m_pElements->exists(elementName) )
throw NoSuchElementException(elementName,static_cast<XTypeProvider*>(this));
dropImpl(m_pElements->findColumn(elementName));
}
void SAL_CALL OCollection::dropByIndex( sal_Int32 index ) throw(SQLException, IndexOutOfBoundsException, RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
if(index <0 || index >= getCount())
throw IndexOutOfBoundsException(OUString::number(index),static_cast<XTypeProvider*>(this));
dropImpl(index);
}
void OCollection::dropImpl(sal_Int32 _nIndex, bool _bReallyDrop)
{
OUString elementName = m_pElements->getName(_nIndex);
if ( _bReallyDrop )
dropObject(_nIndex,elementName);
m_pElements->disposeAndErase(_nIndex);
// notify our container listeners
notifyElementRemoved(elementName);
}
void OCollection::notifyElementRemoved(const OUString& _sName)
{
ContainerEvent aEvent(static_cast<XContainer*>(this), makeAny(_sName), Any(), Any());
// note that xExistent may be empty, in case somebody removed the data source while it is not alive at this moment
OInterfaceIteratorHelper aListenerLoop(m_aContainerListeners);
while (aListenerLoop.hasMoreElements())
static_cast<XContainerListener*>(aListenerLoop.next())->elementRemoved(aEvent);
}
sal_Int32 SAL_CALL OCollection::findColumn( const OUString& columnName ) throw(SQLException, RuntimeException, std::exception)
{
if ( !m_pElements->exists(columnName) )
{
::dbtools::throwInvalidColumnException( columnName, static_cast< XIndexAccess*>(this) );
assert(false);
}
return m_pElements->findColumn(columnName) + 1; // because columns start at one
}
Reference< XEnumeration > SAL_CALL OCollection::createEnumeration( ) throw(RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
return new OEnumerationByIndex( static_cast< XIndexAccess*>(this));
}
void SAL_CALL OCollection::addContainerListener( const Reference< XContainerListener >& _rxListener ) throw(RuntimeException, std::exception)
{
m_aContainerListeners.addInterface(_rxListener);
}
void SAL_CALL OCollection::removeContainerListener( const Reference< XContainerListener >& _rxListener ) throw(RuntimeException, std::exception)
{
m_aContainerListeners.removeInterface(_rxListener);
}
void SAL_CALL OCollection::acquire() throw()
{
m_rParent.acquire();
}
void SAL_CALL OCollection::release() throw()
{
m_rParent.release();
}
Type SAL_CALL OCollection::getElementType( ) throw(RuntimeException, std::exception)
{
returncppu::UnoType<XPropertySet>::get();
}
sal_Bool SAL_CALL OCollection::hasElements( ) throw(RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
return !m_pElements->empty();
}
sal_Int32 SAL_CALL OCollection::getCount( ) throw(RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
return m_pElements->size();
}
sal_Bool SAL_CALL OCollection::hasByName( const OUString& aName ) throw(RuntimeException, std::exception)
{
::osl::MutexGuard aGuard(m_rMutex);
return m_pElements->exists(aName);
}
void SAL_CALL OCollection::addRefreshListener( const Reference< XRefreshListener >& l ) throw(RuntimeException, std::exception)
{
m_aRefreshListeners.addInterface(l);
}
void SAL_CALL OCollection::removeRefreshListener( const Reference< XRefreshListener >& l ) throw(RuntimeException, std::exception)
{
m_aRefreshListeners.removeInterface(l);
}
void OCollection::insertElement(const OUString& _sElementName,const ObjectType& _xElement)
{
OSL_ENSURE(!m_pElements->exists(_sElementName),"Element already exists");
if ( !m_pElements->exists(_sElementName) )
m_pElements->insert(_sElementName,_xElement);
}
void OCollection::renameObject(const OUString& _sOldName, const OUString& _sNewName)
{
OSL_ENSURE(m_pElements->exists(_sOldName),"Element doesn't exist");
OSL_ENSURE(!m_pElements->exists(_sNewName),"Element already exists");
OSL_ENSURE(!_sNewName.isEmpty(),"New name must not be empty!");
OSL_ENSURE(!_sOldName.isEmpty(),"Old name must not be empty!");
if ( m_pElements->rename(_sOldName,_sNewName) )
{
ContainerEvent aEvent(static_cast<XContainer*>(this), makeAny(_sNewName), makeAny(m_pElements->getObject(_sNewName)),makeAny(_sOldName));
// note that xExistent may be empty, in case somebody removed the data source while it is not alive at this moment
OInterfaceIteratorHelper aListenerLoop(m_aContainerListeners);
while (aListenerLoop.hasMoreElements())
static_cast<XContainerListener*>(aListenerLoop.next())->elementReplaced(aEvent);
}
}
ObjectType OCollection::getObject(sal_Int32 _nIndex)
{
ObjectType xName = m_pElements->getObject(_nIndex);
if ( !xName.is() )
{
try
{
xName = createObject(m_pElements->getName(_nIndex));
}
catch(const SQLException& e)
{
try
{
dropImpl(_nIndex,false);
}
catch(const Exception& )
{
}
throw WrappedTargetException(e.Message,static_cast<XTypeProvider*>(this),makeAny(e));
}
m_pElements->setObject(_nIndex,xName);
}
return xName;
}
void OCollection::disposeElements()
{
m_pElements->disposeElements();
}
Reference< XPropertySet > OCollection::createDescriptor()
{
OSL_FAIL("Need to be overloaded when used!");
throw SQLException();
}
ObjectType OCollection::cloneDescriptor( const ObjectType& _descriptor )
{
ObjectType xNewDescriptor( createDescriptor() );
::comphelper::copyProperties( _descriptor, xNewDescriptor );
return xNewDescriptor;
}
ObjectType OCollection::appendObject( const OUString& /*_rForName*/, const Reference< XPropertySet >& descriptor )
{
return cloneDescriptor( descriptor );
}
void OCollection::dropObject(sal_Int32 /*_nPos*/, const OUString& /*_sElementName*/)
{
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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