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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_configmgr.hxx"
#include <stdio.h>
#include "committer.hxx"
#include "apitreeimplobj.hxx"
#include "providerimpl.hxx"
#include "roottree.hxx"
#include "treechangelist.hxx"
namespace configmgr
{
//-----------------------------------------------------------------------------
namespace configapi
{
//-----------------------------------------------------------------------------
namespace
{
//-------------------------------------------------------------------------
struct NotifyDisabler
{
ApiRootTreeImpl& m_rTree;
bool m_bOldState;
NotifyDisabler(ApiRootTreeImpl& rTree)
: m_rTree(rTree)
, m_bOldState(rTree .enableNotification(false) )
{
}
~NotifyDisabler()
{
m_rTree.enableNotification(m_bOldState);
}
};
//-------------------------------------------------------------------------
}
//-----------------------------------------------------------------------------
// class Committer
//-----------------------------------------------------------------------------
Committer::Committer(ApiRootTreeImpl& rTree)
: m_rTree(rTree)
{}
//-----------------------------------------------------------------------------
OProviderImpl * Committer::getUpdateProvider()
{
return &m_rTree.getApiTree().getProvider().getProviderImpl();
}
//-----------------------------------------------------------------------------
void Committer::commit()
{
ApiTreeImpl& rApiTree = m_rTree.getApiTree();
OSL_PRECOND(!m_rTree.getLocation().isRoot(),"INTERNAL ERROR: Empty location used.");
OSL_PRECOND(m_rTree.getOptions().isValid(),"INTERNAL ERROR: Invalid Options used.");
if (!m_rTree.getOptions().isValid()) return;
RequestOptions aOptions = m_rTree.getOptions()->getRequestOptions();
OProviderImpl * pUpdateProvider = getUpdateProvider();
OSL_ASSERT(pUpdateProvider);
rtl::Reference< configuration::Tree > aTree( rApiTree.getTree());
if (!aTree->hasChanges()) return;
TreeChangeList aChangeList(aOptions,
aTree->getRootPath(),
aTree->getAttributes(aTree->getRootNode()));
// now do the commit
configuration::CommitHelper aHelper(rApiTree.getTree());
if (aHelper.prepareCommit(aChangeList))
try
{
pUpdateProvider->updateTree(aChangeList);
aHelper.finishCommit(aChangeList);
NotifyDisabler aDisableNotify(m_rTree); // do not notify self
pUpdateProvider->saveAndNotifyUpdate(aChangeList);
}
catch(...)
{
// should be a special clean-up routine, but for now we just need a consistent state
try
{
aHelper.failedCommit(aChangeList);
}
catch(configuration::Exception&)
{
OSL_ENSURE(false, "Cleanup really should not throw");
}
throw;
}
}
//-----------------------------------------------------------------------------
}
}
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