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Diffstat (limited to 'ucbhelper/source/provider/registerucb.cxx')
| -rw-r--r-- | ucbhelper/source/provider/registerucb.cxx | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/ucbhelper/source/provider/registerucb.cxx b/ucbhelper/source/provider/registerucb.cxx new file mode 100644 index 000000000000..e6ccaf4743a8 --- /dev/null +++ b/ucbhelper/source/provider/registerucb.cxx @@ -0,0 +1,164 @@ +/************************************************************************* + * + * 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_ucbhelper.hxx" +#include <ucbhelper/registerucb.hxx> +#include <com/sun/star/lang/XMultiServiceFactory.hpp> +#include <com/sun/star/ucb/XContentProviderManager.hpp> +#include <com/sun/star/ucb/XParameterizedContentProvider.hpp> +#include <com/sun/star/ucb/XContentProviderFactory.hpp> +#include <com/sun/star/uno/RuntimeException.hpp> + +#include "osl/diagnose.h" + +using namespace com::sun::star; + +namespace ucbhelper { + +//============================================================================ +// +// registerAtUcb +// +//============================================================================ + +bool +registerAtUcb( + uno::Reference< ucb::XContentProviderManager > const & rManager, + uno::Reference< lang::XMultiServiceFactory > const & rServiceFactory, + rtl::OUString const & rName, + rtl::OUString const & rArguments, + rtl::OUString const & rTemplate, + ContentProviderRegistrationInfo * pInfo) + throw (uno::RuntimeException) +{ + OSL_ENSURE(rServiceFactory.is(), + "ucb::registerAtUcb(): No service factory"); + + bool bNoProxy + = rArguments.compareToAscii(RTL_CONSTASCII_STRINGPARAM("{noproxy}")) + == 0; + rtl::OUString + aProviderArguments(bNoProxy ? + rArguments. + copy(RTL_CONSTASCII_LENGTH("{noproxy}")) : + rArguments); + + // First, try to instantiate proxy for provider: + uno::Reference< ucb::XContentProvider > xProvider; + if (!bNoProxy) + { + uno::Reference< ucb::XContentProviderFactory > xProxyFactory; + try + { + xProxyFactory + = uno::Reference< ucb::XContentProviderFactory >( + rServiceFactory-> + createInstance( + rtl::OUString( + RTL_CONSTASCII_USTRINGPARAM( + "com.sun.star.ucb.ContentProviderProxyFactory"))), + uno::UNO_QUERY); + } + catch (uno::Exception const &) {} + OSL_ENSURE(xProxyFactory.is(), "No ContentProviderProxyFactory"); + if (xProxyFactory.is()) + xProvider = xProxyFactory->createContentProvider(rName); + } + + // Then, try to instantiate provider directly: + if (!xProvider.is()) + try + { + xProvider = uno::Reference< ucb::XContentProvider >( + rServiceFactory->createInstance(rName), + uno::UNO_QUERY); + } + catch (uno::RuntimeException const &) { throw; } + catch (uno::Exception const &) {} + + uno::Reference< ucb::XContentProvider > + xOriginalProvider(xProvider); + uno::Reference< ucb::XParameterizedContentProvider > + xParameterized(xProvider, uno::UNO_QUERY); + if (xParameterized.is()) + { + uno::Reference< ucb::XContentProvider > xInstance; + try + { + xInstance = xParameterized->registerInstance(rTemplate, + aProviderArguments, + true); + //@@@ if this call replaces an old instance, the commit-or- + // rollback code below will not work + } + catch (lang::IllegalArgumentException const &) {} + + if (xInstance.is()) + xProvider = xInstance; + } + + bool bSuccess = false; + if (rManager.is() && xProvider.is()) + try + { + rManager->registerContentProvider(xProvider, rTemplate, true); + bSuccess = true; + } + catch (ucb::DuplicateProviderException const &) + { + if (xParameterized.is()) + try + { + xParameterized->deregisterInstance(rTemplate, + aProviderArguments); + } + catch (lang::IllegalArgumentException const &) {} + } + catch (...) + { + if (xParameterized.is()) + try + { + xParameterized->deregisterInstance(rTemplate, + aProviderArguments); + } + catch (lang::IllegalArgumentException const &) {} + catch (uno::RuntimeException const &) {} + throw; + } + + if (bSuccess && pInfo) + { + pInfo->m_xProvider = xOriginalProvider; + pInfo->m_aArguments = aProviderArguments; + pInfo->m_aTemplate = rTemplate; + } + return bSuccess; +} + +} |