9344f3a63d
2008/04/01 12:27:10 thb 1.17.16.2: #i85898# Stripping all external header guards 2008/03/31 12:22:36 rt 1.17.16.1: #i87441# Change license header to LPGL v3.
137 lines
4.3 KiB
C++
137 lines
4.3 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: committer.cxx,v $
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* $Revision: 1.18 $
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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 <stdio.h>
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#include "committer.hxx"
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#include "apitreeimplobj.hxx"
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#include "roottree.hxx"
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#include "confproviderimpl2.hxx"
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#include "treeaccessor.hxx"
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#include "treechangelist.hxx"
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namespace configmgr
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{
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//-----------------------------------------------------------------------------
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namespace configapi
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{
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//-----------------------------------------------------------------------------
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using configuration::Tree;
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using configuration::CommitHelper;
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//-----------------------------------------------------------------------------
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namespace
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{
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//-------------------------------------------------------------------------
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struct NotifyDisabler
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{
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ApiRootTreeImpl& m_rTree;
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bool m_bOldState;
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NotifyDisabler(ApiRootTreeImpl& rTree)
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: m_rTree(rTree)
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, m_bOldState(rTree .enableNotification(false) )
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{
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}
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~NotifyDisabler()
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{
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m_rTree.enableNotification(m_bOldState);
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}
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};
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//-------------------------------------------------------------------------
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}
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//-----------------------------------------------------------------------------
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// class Committer
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//-----------------------------------------------------------------------------
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Committer::Committer(ApiRootTreeImpl& rTree)
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: m_rTree(rTree)
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{}
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//-----------------------------------------------------------------------------
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ITreeManager* Committer::getUpdateProvider()
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{
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return &m_rTree.getApiTree().getProvider().getProviderImpl();
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}
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//-----------------------------------------------------------------------------
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void Committer::commit()
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{
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ApiTreeImpl& rApiTree = m_rTree.getApiTree();
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OSL_PRECOND(!m_rTree.getLocation().isRoot(),"INTERNAL ERROR: Empty location used.");
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OSL_PRECOND(m_rTree.getOptions().isValid(),"INTERNAL ERROR: Invalid Options used.");
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if (!m_rTree.getOptions().isValid()) return;
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RequestOptions aOptions = m_rTree.getOptions()->getRequestOptions();
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ITreeManager* pUpdateProvider = getUpdateProvider();
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OSL_ASSERT(pUpdateProvider);
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Tree aTree( rApiTree.getTree());
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if (!aTree.hasChanges()) return;
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TreeChangeList aChangeList(aOptions,
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aTree.getRootPath(),
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aTree.getAttributes(aTree.getRootNode()));
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// now do the commit
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CommitHelper aHelper(rApiTree.getTree());
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if (aHelper.prepareCommit(aChangeList))
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try
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{
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pUpdateProvider->updateTree(aChangeList);
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aHelper.finishCommit(aChangeList);
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NotifyDisabler aDisableNotify(m_rTree); // do not notify self
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pUpdateProvider->saveAndNotifyUpdate(aChangeList);
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}
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catch(...)
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{
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// should be a special clean-up routine, but for now we just need a consistent state
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try
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{
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aHelper.failedCommit(aChangeList);
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}
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catch(configuration::Exception&)
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{
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OSL_ENSURE(false, "Cleanup really should not throw");
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}
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throw;
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}
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}
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//-----------------------------------------------------------------------------
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}
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}
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