2c1b7e8d6a
Change-Id: I1df70b7dff5ebb6048f7fc618789faa15ca5d422 Reviewed-on: https://gerrit.libreoffice.org/61967 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
580 lines
19 KiB
C++
580 lines
19 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <algorithm>
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#include <com/sun/star/container/ElementExistException.hpp>
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#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
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#include <connectivity/sdbcx/VCollection.hxx>
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#include <connectivity/sdbcx/VDescriptor.hxx>
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#include <connectivity/dbexception.hxx>
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#include <comphelper/enumhelper.hxx>
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#include <comphelper/types.hxx>
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#include <comphelper/property.hxx>
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#include <cppuhelper/exc_hlp.hxx>
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#include <TConnection.hxx>
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#include <rtl/ustrbuf.hxx>
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#include <strings.hrc>
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#include <resource/sharedresources.hxx>
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using namespace connectivity::sdbcx;
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using namespace connectivity;
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using namespace comphelper;
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using namespace ::cppu;
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using namespace ::com::sun::star::beans;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::sdbc;
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using namespace ::com::sun::star::container;
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using namespace ::com::sun::star::util;
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namespace
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{
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template < typename T> class OHardRefMap : public connectivity::sdbcx::IObjectCollection
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{
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typedef std::multimap< OUString, T , ::comphelper::UStringMixLess> ObjectMap;
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typedef typename ObjectMap::iterator ObjectIter;
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typedef typename ObjectMap::value_type ObjectEntry;
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// private:
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// this combination of map and vector is used to have a fast name and index access
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std::vector< ObjectIter > m_aElements; // hold the iterators which point to map
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ObjectMap m_aNameMap; // hold the elements and a name
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public:
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OHardRefMap(bool _bCase)
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: m_aNameMap(_bCase)
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{
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}
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virtual bool exists(const OUString& _sName ) override
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{
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return m_aNameMap.find(_sName) != m_aNameMap.end();
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}
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virtual bool empty() override
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{
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return m_aNameMap.empty();
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}
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virtual void swapAll() override
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{
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std::vector< ObjectIter >(m_aElements).swap(m_aElements);
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ObjectMap(m_aNameMap).swap(m_aNameMap);
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}
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virtual void swap() override
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{
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std::vector< ObjectIter >().swap(m_aElements);
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OSL_ENSURE( m_aNameMap.empty(), "swap: what did disposeElements do?" );
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ObjectMap( m_aNameMap ).swap( m_aNameMap );
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// Note that it's /important/ to construct the new ObjectMap from m_aNameMap before
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// swapping. This way, it's ensured that the compare object held by these maps is preserved
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// during the swap. If we would not do this, the UStringMixLess instance which is used would be
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// default constructed (instead of being constructed from the same instance in m_aNameMap), and
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// it's case-sensitive flag would have an unpredictable value.
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}
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virtual void clear() override
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{
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m_aElements.clear();
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m_aNameMap.clear();
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}
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virtual void insert(const OUString& _sName,const ObjectType& _xObject) override
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{
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m_aElements.push_back(m_aNameMap.insert(m_aNameMap.begin(), ObjectEntry(_sName,_xObject)));
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}
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virtual void reFill(const ::std::vector< OUString> &_rVector) override
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{
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OSL_ENSURE(m_aNameMap.empty(),"OCollection::reFill: collection isn't empty");
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m_aElements.reserve(_rVector.size());
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for (auto const& elem : _rVector)
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m_aElements.push_back(m_aNameMap.insert(m_aNameMap.begin(), ObjectEntry(elem,ObjectType())));
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}
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virtual bool rename(const OUString& _sOldName, const OUString& _sNewName) override
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{
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bool bRet = false;
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ObjectIter aIter = m_aNameMap.find(_sOldName);
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if ( aIter != m_aNameMap.end() )
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{
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typename std::vector< ObjectIter >::iterator aFind = std::find(m_aElements.begin(),m_aElements.end(),aIter);
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if(m_aElements.end() != aFind)
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{
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(*aFind) = m_aNameMap.insert(m_aNameMap.begin(), ObjectEntry(_sNewName,(*aFind)->second));
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m_aNameMap.erase(aIter);
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bRet = true;
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}
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}
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return bRet;
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}
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virtual sal_Int32 size() override
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{
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return static_cast<sal_Int32>(m_aNameMap.size());
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}
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virtual Sequence< OUString > getElementNames() override
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{
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Sequence< OUString > aNameList(m_aElements.size());
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OUString* pStringArray = aNameList.getArray();
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typename std::vector< ObjectIter >::const_iterator aEnd = m_aElements.end();
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for(typename std::vector< ObjectIter >::const_iterator aIter = m_aElements.begin(); aIter != aEnd;++aIter,++pStringArray)
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*pStringArray = (*aIter)->first;
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return aNameList;
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}
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virtual OUString getName(sal_Int32 _nIndex) override
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{
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return m_aElements[_nIndex]->first;
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}
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virtual void disposeAndErase(sal_Int32 _nIndex) override
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{
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OSL_ENSURE(_nIndex >= 0 && _nIndex < static_cast<sal_Int32>(m_aElements.size()),"Illegal argument!");
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Reference<XComponent> xComp(m_aElements[_nIndex]->second.get(),UNO_QUERY);
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::comphelper::disposeComponent(xComp);
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m_aElements[_nIndex]->second = T();
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OUString sName = m_aElements[_nIndex]->first;
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m_aElements.erase(m_aElements.begin()+_nIndex);
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m_aNameMap.erase(sName);
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}
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virtual void disposeElements() override
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{
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for (auto & name : m_aNameMap)
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{
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Reference<XComponent> xComp(name.second.get(),UNO_QUERY);
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if ( xComp.is() )
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{
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::comphelper::disposeComponent(xComp);
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name.second = T();
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}
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}
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m_aElements.clear();
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m_aNameMap.clear();
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}
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virtual sal_Int32 findColumn( const OUString& columnName ) override
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{
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ObjectIter aIter = m_aNameMap.find(columnName);
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OSL_ENSURE(aIter != m_aNameMap.end(),"findColumn:: Illegal name!");
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return m_aElements.size() - (m_aElements.end() - std::find(m_aElements.begin(),m_aElements.end(),aIter));
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}
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virtual ObjectType getObject(sal_Int32 _nIndex) override
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{
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OSL_ENSURE(_nIndex >= 0 && _nIndex < static_cast<sal_Int32>(m_aElements.size()),"Illegal argument!");
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return m_aElements[_nIndex]->second;
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}
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virtual ObjectType getObject(const OUString& columnName) override
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{
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return m_aNameMap.find(columnName)->second;
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}
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virtual void setObject(sal_Int32 _nIndex,const ObjectType& _xObject) override
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{
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OSL_ENSURE(_nIndex >= 0 && _nIndex < static_cast<sal_Int32>(m_aElements.size()),"Illegal argument!");
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m_aElements[_nIndex]->second = _xObject;
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}
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bool isCaseSensitive() const override
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{
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return m_aNameMap.key_comp().isCaseSensitive();
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}
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};
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}
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IObjectCollection::~IObjectCollection() {}
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IMPLEMENT_SERVICE_INFO(OCollection,"com.sun.star.sdbcx.VContainer" , "com.sun.star.sdbcx.Container")
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OCollection::OCollection(::cppu::OWeakObject& _rParent
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, bool _bCase
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, ::osl::Mutex& _rMutex
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, const ::std::vector< OUString> &_rVector
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, bool _bUseIndexOnly
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, bool _bUseHardRef)
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:m_aContainerListeners(_rMutex)
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,m_aRefreshListeners(_rMutex)
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,m_rParent(_rParent)
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,m_rMutex(_rMutex)
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,m_bUseIndexOnly(_bUseIndexOnly)
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{
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if ( _bUseHardRef )
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{
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m_pElements.reset(new OHardRefMap< ObjectType >(_bCase));
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}
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else
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{
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m_pElements.reset(new OHardRefMap< WeakReference< XPropertySet> >(_bCase));
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}
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m_pElements->reFill(_rVector);
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}
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OCollection::~OCollection()
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{
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}
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Any SAL_CALL OCollection::queryInterface( const Type & rType )
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{
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if ( m_bUseIndexOnly && rType == cppu::UnoType<XNameAccess>::get() )
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{
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return Any();
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}
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return OCollectionBase::queryInterface( rType );
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}
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Sequence< Type > SAL_CALL OCollection::getTypes()
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{
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if ( m_bUseIndexOnly )
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{
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Sequence< Type > aTypes(OCollectionBase::getTypes());
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Type* pBegin = aTypes.getArray();
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Type* pEnd = pBegin + aTypes.getLength();
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std::vector<Type> aOwnTypes;
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aOwnTypes.reserve(aTypes.getLength());
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Type aType = cppu::UnoType<XNameAccess>::get();
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for(;pBegin != pEnd; ++pBegin)
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{
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if ( *pBegin != aType )
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aOwnTypes.push_back(*pBegin);
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}
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return Sequence< Type >(aOwnTypes.data(), aOwnTypes.size());
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}
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return OCollectionBase::getTypes( );
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}
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void OCollection::clear_NoDispose()
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{
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::osl::MutexGuard aGuard(m_rMutex);
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m_pElements->clear();
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m_pElements->swapAll();
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}
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void OCollection::disposing()
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{
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m_aContainerListeners.disposeAndClear(EventObject(static_cast<XTypeProvider*>(this)));
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m_aRefreshListeners.disposeAndClear(EventObject(static_cast<XTypeProvider*>(this)));
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::osl::MutexGuard aGuard(m_rMutex);
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disposeElements();
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m_pElements->swap();
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}
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Any SAL_CALL OCollection::getByIndex( sal_Int32 Index )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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if (Index < 0 || Index >= m_pElements->size() )
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throw IndexOutOfBoundsException(OUString::number(Index),static_cast<XTypeProvider*>(this));
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return makeAny(getObject(Index));
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}
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Any SAL_CALL OCollection::getByName( const OUString& aName )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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if ( !m_pElements->exists(aName) )
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{
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::connectivity::SharedResources aResources;
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const OUString sError( aResources.getResourceStringWithSubstitution(
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STR_NO_ELEMENT_NAME,
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"$name$", aName
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) );
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throw NoSuchElementException( sError, static_cast< XTypeProvider* >( this ) );
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}
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return makeAny(getObject(m_pElements->findColumn(aName)));
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}
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Sequence< OUString > SAL_CALL OCollection::getElementNames( )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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return m_pElements->getElementNames();
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}
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void SAL_CALL OCollection::refresh( )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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disposeElements();
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impl_refresh();
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EventObject aEvt(static_cast<XTypeProvider*>(this));
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m_aRefreshListeners.notifyEach( &XRefreshListener::refreshed, aEvt );
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}
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void OCollection::reFill(const ::std::vector< OUString> &_rVector)
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{
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m_pElements->reFill(_rVector);
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}
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// XDataDescriptorFactory
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Reference< XPropertySet > SAL_CALL OCollection::createDataDescriptor( )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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return createDescriptor();
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}
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OUString OCollection::getNameForObject(const ObjectType& _xObject)
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{
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OSL_ENSURE(_xObject.is(),"OCollection::getNameForObject: Object is NULL!");
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OUString sName;
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_xObject->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)) >>= sName;
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return sName;
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}
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// XAppend
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void SAL_CALL OCollection::appendByDescriptor( const Reference< XPropertySet >& descriptor )
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{
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::osl::ClearableMutexGuard aGuard(m_rMutex);
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OUString sName = getNameForObject( descriptor );
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if ( m_pElements->exists(sName) )
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throw ElementExistException(sName,static_cast<XTypeProvider*>(this));
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ObjectType xNewlyCreated = appendObject( sName, descriptor );
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if ( !xNewlyCreated.is() )
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throw RuntimeException();
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ODescriptor* pDescriptor = ODescriptor::getImplementation( xNewlyCreated );
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if ( pDescriptor )
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pDescriptor->setNew( false );
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sName = getNameForObject( xNewlyCreated );
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if ( !m_pElements->exists( sName ) ) // this may happen when the derived class included it itself
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m_pElements->insert( sName, xNewlyCreated );
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// notify our container listeners
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ContainerEvent aEvent(static_cast<XContainer*>(this), makeAny(sName), makeAny(xNewlyCreated), Any());
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aGuard.clear();
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m_aContainerListeners.notifyEach( &XContainerListener::elementInserted, aEvent );
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}
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// XDrop
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void SAL_CALL OCollection::dropByName( const OUString& elementName )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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if ( !m_pElements->exists(elementName) )
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throw NoSuchElementException(elementName,static_cast<XTypeProvider*>(this));
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dropImpl(m_pElements->findColumn(elementName));
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}
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void SAL_CALL OCollection::dropByIndex( sal_Int32 index )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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if(index <0 || index >= getCount())
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throw IndexOutOfBoundsException(OUString::number(index),static_cast<XTypeProvider*>(this));
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dropImpl(index);
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}
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void OCollection::dropImpl(sal_Int32 _nIndex, bool _bReallyDrop)
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{
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OUString elementName = m_pElements->getName(_nIndex);
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if ( _bReallyDrop )
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dropObject(_nIndex,elementName);
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m_pElements->disposeAndErase(_nIndex);
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// notify our container listeners
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notifyElementRemoved(elementName);
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}
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void OCollection::notifyElementRemoved(const OUString& _sName)
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{
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ContainerEvent aEvent(static_cast<XContainer*>(this), makeAny(_sName), Any(), Any());
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// note that xExistent may be empty, in case somebody removed the data source while it is not alive at this moment
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OInterfaceIteratorHelper2 aListenerLoop(m_aContainerListeners);
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while (aListenerLoop.hasMoreElements())
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static_cast<XContainerListener*>(aListenerLoop.next())->elementRemoved(aEvent);
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}
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sal_Int32 SAL_CALL OCollection::findColumn( const OUString& columnName )
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{
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if ( !m_pElements->exists(columnName) )
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{
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::dbtools::throwInvalidColumnException( columnName, static_cast< XIndexAccess*>(this) );
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#if !(defined(_MSC_VER) && defined(ENABLE_LTO))
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assert(false);
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#endif
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}
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return m_pElements->findColumn(columnName) + 1; // because columns start at one
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}
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Reference< XEnumeration > SAL_CALL OCollection::createEnumeration( )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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return new OEnumerationByIndex( static_cast< XIndexAccess*>(this));
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}
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void SAL_CALL OCollection::addContainerListener( const Reference< XContainerListener >& _rxListener )
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{
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m_aContainerListeners.addInterface(_rxListener);
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}
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void SAL_CALL OCollection::removeContainerListener( const Reference< XContainerListener >& _rxListener )
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{
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m_aContainerListeners.removeInterface(_rxListener);
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}
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void SAL_CALL OCollection::acquire() throw()
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{
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m_rParent.acquire();
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}
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void SAL_CALL OCollection::release() throw()
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{
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m_rParent.release();
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}
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Type SAL_CALL OCollection::getElementType( )
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{
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return cppu::UnoType<XPropertySet>::get();
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}
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sal_Bool SAL_CALL OCollection::hasElements( )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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return !m_pElements->empty();
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}
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sal_Int32 SAL_CALL OCollection::getCount( )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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return m_pElements->size();
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}
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sal_Bool SAL_CALL OCollection::hasByName( const OUString& aName )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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return m_pElements->exists(aName);
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}
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void SAL_CALL OCollection::addRefreshListener( const Reference< XRefreshListener >& l )
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{
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m_aRefreshListeners.addInterface(l);
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}
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void SAL_CALL OCollection::removeRefreshListener( const Reference< XRefreshListener >& l )
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{
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m_aRefreshListeners.removeInterface(l);
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}
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void OCollection::insertElement(const OUString& _sElementName,const ObjectType& _xElement)
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{
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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
|
|
OInterfaceIteratorHelper2 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)
|
|
{
|
|
css::uno::Any anyEx = cppu::getCaughtException();
|
|
try
|
|
{
|
|
dropImpl(_nIndex,false);
|
|
}
|
|
catch(const Exception& )
|
|
{
|
|
}
|
|
throw WrappedTargetException(e.Message,static_cast<XTypeProvider*>(this),anyEx);
|
|
}
|
|
m_pElements->setObject(_nIndex,xName);
|
|
}
|
|
return xName;
|
|
}
|
|
|
|
void OCollection::disposeElements()
|
|
{
|
|
m_pElements->disposeElements();
|
|
}
|
|
|
|
Reference< XPropertySet > OCollection::createDescriptor()
|
|
{
|
|
OSL_FAIL("createDescriptor() needs to be overridden 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: */
|