392 lines
14 KiB
C++
392 lines
14 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: apifactory.cxx,v $
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* $Revision: 1.13 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_configmgr.hxx"
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#include "apifactory.hxx"
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#include "objectregistry.hxx"
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#include "apitreeaccess.hxx"
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#include "apitreeimplobj.hxx"
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#include <com/sun/star/uno/Reference.hxx>
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#include <com/sun/star/lang/XUnoTunnel.hpp>
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#include "noderef.hxx"
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#include "anynoderef.hxx"
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#include "configexcept.hxx"
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#include "configset.hxx"
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namespace configmgr
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{
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//-----------------------------------------------------------------------------
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namespace css = ::com::sun::star;
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namespace uno = css::uno;
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namespace lang = css::lang;
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//-----------------------------------------------------------------------------
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namespace configapi
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{
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//-----------------------------------------------------------------------------
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typedef uno::XInterface UnoInterface;
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typedef uno::Reference< uno::XInterface > UnoInterfaceRef;
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typedef uno::Any UnoAny;
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using uno::Reference;
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using lang::XUnoTunnel;
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using configuration::Tree;
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using configuration::ElementTree;
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using configuration::TemplateHolder;
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using configuration::NodeRef;
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using configuration::NodeID;
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//-----------------------------------------------------------------------------
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ObjectRegistry::~ObjectRegistry()
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{
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OSL_ENSURE(m_aMap.empty(),"WARNING: Configuration Object Map: Some Objects were not revoked correctly");
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}
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//-----------------------------------------------------------------------------
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Factory::Factory(ObjectRegistryHolder pRegistry)
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: m_pRegistry(pRegistry)
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, m_aTunnelID()
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{
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OSL_ENSURE(pRegistry.is(), "ERROR: Factory requires a Object Registry");
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}
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//-----------------------------------------------------------------------------
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Factory::~Factory()
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{
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}
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//-----------------------------------------------------------------------------
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inline
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NodeElement* Factory::implFind(configuration::NodeID const& aNode)
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{
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return m_pRegistry->findElement(aNode);
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}
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//-----------------------------------------------------------------------------
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inline
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void Factory::doRegisterElement(configuration::NodeID const& aNode, NodeElement* pElement)
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{
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m_pRegistry->registerElement(aNode,pElement);
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}
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//-----------------------------------------------------------------------------
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inline
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void Factory::doRevokeElement(configuration::NodeID const& aNode, NodeElement* pElement)
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{
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m_pRegistry->revokeElement(aNode,pElement);
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}
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//-----------------------------------------------------------------------------
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ApiTreeImpl& Factory::getImplementation(NodeElement& rElement)
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{
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return rElement.getApiTree();
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}
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//-----------------------------------------------------------------------------
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inline
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TemplateHolder Factory::implGetSetElementTemplate(Tree const& aTree, NodeRef const& aNode)
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{
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TemplateHolder aRet;
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if (configuration::isSetNode(aTree,aNode))
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{
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aRet = configuration::SetElementInfo::extractElementInfo(aTree,aNode);
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}
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else if (!configuration::isGroupNode(aTree,aNode))
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{
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OSL_ENSURE( !configuration::isStructuralNode(aTree,aNode), "ERROR: Configuration: unknown kind of object");
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throw configuration::Exception("INTERNAL ERROR: Cannot create template - Unexpected node type");
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}
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return aRet;
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}
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//-----------------------------------------------------------------------------
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inline
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UnoInterfaceRef Factory::implToUno(NodeElement* pElement)
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{
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if ( pElement )
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return UnoInterfaceRef(pElement->getUnoInstance(), uno::UNO_REF_NO_ACQUIRE);
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else
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return UnoInterfaceRef();
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}
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//-----------------------------------------------------------------------------
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inline
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void Factory::implHaveNewElement(NodeID aNodeID, NodeElement* pElement)
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{
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OSL_ENSURE(pElement ,"WARNING: New API object could not be created");
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if (pElement)
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{
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doRegisterElement(aNodeID,pElement);
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OSL_ENSURE(implFind(aNodeID) == pElement,"WARNING: New API object could not be registered with its factory");
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}
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}
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//-----------------------------------------------------------------------------
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UnoInterfaceRef Factory::makeUnoElement(Tree const& aTree, NodeRef const& aNode)
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{
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return implToUno(makeElement(aTree,aNode));
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}
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//-----------------------------------------------------------------------------
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NodeElement* Factory::makeElement(Tree const& aTree, NodeRef const& aNode)
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{
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OSL_PRECOND( !aTree.isEmpty() == aNode.isValid(), "ERROR: Configuration: Making element from tree requires valid node");
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if (aTree.isEmpty())
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return 0;
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OSL_PRECOND( aTree.isValidNode(aNode), "ERROR: Configuration: NodeRef does not match Tree");
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OSL_PRECOND( configuration::isStructuralNode(aTree,aNode), "ERROR: Configuration: Cannot make object for value node");
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NodeID aNodeID(aTree,aNode);
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NodeElement* pRet = findElement(aNodeID);
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if (pRet == 0)
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{
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TemplateHolder aTemplate = implGetSetElementTemplate(aTree,aNode);
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if (!aTree.isRootNode(aNode))
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{
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pRet = doCreateGroupMember(aTree,aNode,aTemplate.get());
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}
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else
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{
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ElementTree aElementTree = ElementTree::extract(aTree);
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if (aElementTree.isValid())
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{
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pRet = doCreateSetElement(aElementTree,aTemplate.get());
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}
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else
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{
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OSL_ENSURE(aTree.getContextTree().isEmpty(),"INTERNAL ERROR: Found tree (not a set element) with a parent tree.");
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pRet = doCreateAccessRoot(aTree,aTemplate.get(), vos::ORef< OOptions >());
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}
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}
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implHaveNewElement(aNodeID,pRet);
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}
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return pRet;
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}
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//-----------------------------------------------------------------------------
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UnoInterfaceRef Factory::findUnoElement(NodeID const& aNodeID)
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{
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return implToUno(findElement(aNodeID));
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}
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//-----------------------------------------------------------------------------
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NodeElement* Factory::findElement(NodeID const& aNodeID)
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{
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NodeElement* pReturn = implFind(aNodeID);
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if (pReturn) pReturn->getUnoInstance()->acquire();
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return pReturn;
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}
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//-----------------------------------------------------------------------------
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void Factory::revokeElement(NodeID const& aNodeID)
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{
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if (NodeElement* pElement = implFind(aNodeID))
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doRevokeElement(aNodeID, pElement);
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}
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//-----------------------------------------------------------------------------
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void Factory::revokeElement(NodeID const& aNodeID, NodeElement& rElement)
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{
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if (implFind(aNodeID) == &rElement)
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doRevokeElement(aNodeID, &rElement);
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}
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//-----------------------------------------------------------------------------
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TreeElement* Factory::makeAccessRoot(Tree const& aTree, RequestOptions const& _aOptions)
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{
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OSL_PRECOND( !aTree.isEmpty() , "ERROR: Configuration: Making element from tree requires valid tree");
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if (aTree.isEmpty()) return 0;
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OSL_ENSURE(aTree.getContextTree().isEmpty(),"INTERNAL ERROR: Tree with parent tree should not be used for an access root");
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OSL_ENSURE(!ElementTree::extract(aTree).isValid(),"INTERNAL ERROR: Element Tree should not be used for an access root");
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NodeRef aRoot = aTree.getRootNode();
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OSL_ENSURE(aRoot.isValid(),"INTERNAL ERROR: Tree has no root node");
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OSL_PRECOND( configuration::isStructuralNode(aTree,aRoot), "ERROR: Configuration: Cannot make object for value node");
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NodeID aNodeID(aTree,aRoot);
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// must be a tree element if it is a tree root
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TreeElement* pRet = static_cast<TreeElement*>(findElement(aNodeID));
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if (0 == pRet)
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{
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TemplateHolder aTemplate = implGetSetElementTemplate(aTree,aRoot);
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vos::ORef<OOptions> xOptions = new OOptions(_aOptions);
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pRet = doCreateAccessRoot(aTree,aTemplate.get(), xOptions);
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implHaveNewElement (aNodeID,pRet);
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}
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return pRet;
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}
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//-----------------------------------------------------------------------------
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UnoInterfaceRef Factory::makeUnoGroupMember(Tree const& aTree, NodeRef const& aNode)
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{
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return implToUno(makeGroupMember(aTree,aNode));
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}
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//-----------------------------------------------------------------------------
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NodeElement* Factory::makeGroupMember(Tree const& aTree, NodeRef const& aNode)
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{
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OSL_PRECOND( !aTree.isEmpty() , "ERROR: Configuration: Creating an object requires a valid tree");
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if (aTree.isEmpty()) return 0;
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OSL_PRECOND( aNode.isValid() , "ERROR: Configuration: Creating an object requires a valid node");
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OSL_PRECOND( aTree.isValidNode(aNode), "ERROR: Configuration: NodeRef does not match Tree");
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if (!aTree.isValidNode(aNode)) return 0;
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OSL_PRECOND( configuration::isStructuralNode(aTree,aNode), "ERROR: Configuration: Cannot make object for value node");
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OSL_ENSURE(!aTree.isRootNode(aNode),"INTERNAL ERROR: Root of Tree should not be used for a group member object");
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NodeID aNodeID(aTree,aNode);
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NodeElement* pRet = findElement(aNodeID);
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if (0 == pRet)
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{
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TemplateHolder aTemplate = implGetSetElementTemplate(aTree,aNode);
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pRet = doCreateGroupMember(aTree,aNode,aTemplate.get());
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OSL_ENSURE( pRet,"WARNING: New API object could not be created");
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implHaveNewElement(aNodeID,pRet);
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}
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return pRet;
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}
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//-----------------------------------------------------------------------------
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UnoInterfaceRef Factory::makeUnoSetElement(ElementTree const& aElementTree)
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{
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UnoInterfaceRef aRet = implToUno(makeSetElement(aElementTree));
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OSL_ENSURE( uno::Reference<XUnoTunnel>::query(aRet).is(),"ERROR: API set element has no UnoTunnel");
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OSL_ENSURE( uno::Reference<XUnoTunnel>::query(aRet).is() &&
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0 != uno::Reference<XUnoTunnel>::query(aRet)->getSomething(doGetElementTunnelID()),
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"ERROR: API set element does not support the right tunnel ID");
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return aRet;
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}
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//-----------------------------------------------------------------------------
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SetElement* Factory::makeSetElement(ElementTree const& aElementTree)
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{
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OSL_PRECOND( aElementTree.isValid() , "ERROR: Configuration: Making element from tree requires valid tree");
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if (!aElementTree.isValid()) return 0;
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Tree aTree = aElementTree.getTree();
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OSL_ENSURE(!aTree.isEmpty(),"INTERNAL ERROR: Element Tree has no Tree");
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NodeRef aRoot = aTree.getRootNode();
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OSL_ENSURE(aRoot.isValid(),"INTERNAL ERROR: Tree has no root node");
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OSL_ENSURE( configuration::isStructuralNode(aTree,aRoot), "ERROR: Configuration: Cannot make object for value node");
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NodeID aNodeID(aTree,aRoot);
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// must be a set element if it wraps a ElementTree
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SetElement* pRet = static_cast<SetElement*>( findElement(aNodeID) );
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if (0 == pRet)
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{
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TemplateHolder aTemplate = implGetSetElementTemplate(aTree,aRoot);
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pRet = doCreateSetElement(aElementTree,aTemplate.get());
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implHaveNewElement(aNodeID,pRet);
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}
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return pRet;
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}
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//-----------------------------------------------------------------------------
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SetElement* Factory::findSetElement(configuration::ElementRef const& aElement)
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{
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OSL_PRECOND( aElement.isValid() , "ERROR: Configuration: Making element from tree requires valid tree");
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if (!aElement.isValid()) return 0;
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configuration::TreeRef aTree = aElement.getTreeRef();
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OSL_ENSURE(!aTree.isEmpty(),"INTERNAL ERROR: Element Tree has no Tree");
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NodeRef aRoot = aTree.getRootNode();
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OSL_ENSURE(aRoot.isValid(),"INTERNAL ERROR: Tree has no root node");
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NodeID aNodeID(aTree,aRoot);
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// must be a set element if it wraps a ElementTree
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SetElement* pRet = static_cast<SetElement*>( findElement(aNodeID) );
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return pRet;
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}
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//-----------------------------------------------------------------------------
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SetElement* Factory::extractSetElement(UnoAny const& aElement)
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{
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using configuration::ElementTreeImpl;
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SetElement* pTunneledImpl = 0;
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Reference< XUnoTunnel > xElementTunnel;
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if ( aElement.hasValue() && (aElement >>= xElementTunnel) )
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{
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OSL_ASSERT( xElementTunnel.is() );
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sal_Int64 nSomething = xElementTunnel->getSomething(doGetElementTunnelID());
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if (0 != nSomething)
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{
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void* pVoid = reinterpret_cast<void*>(nSomething);
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pTunneledImpl = static_cast<SetElement*>(pVoid);
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}
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}
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return pTunneledImpl;
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}
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//-----------------------------------------------------------------------------
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bool Factory::tunnelSetElement(sal_Int64& nSomething, SetElement& rElement, uno::Sequence< sal_Int8 > const& aTunnelID)
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{
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if (aTunnelID == doGetElementTunnelID())
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{
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void* pVoid = &rElement;
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nSomething = reinterpret_cast<sal_Int64>(pVoid);
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return true;
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}
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else
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return false;
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}
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//-----------------------------------------------------------------------------
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ApiTreeImpl const* Factory::findDescendantTreeImpl(configuration::NodeID const& aNode, ApiTreeImpl const* pImpl)
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{
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ApiTreeImpl* pRet = 0;
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if (pImpl)
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{
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if ( NodeElement* pElement = pImpl->getFactory().implFind( aNode ) )
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pRet = &pElement->getApiTree();
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}
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return pRet;
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}
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//-----------------------------------------------------------------------------
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}
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}
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