office-gobmx/configmgr/source/api2/confprovider2.cxx
2003-03-19 15:20:19 +00:00

478 lines
17 KiB
C++

/*************************************************************************
*
* $RCSfile: confprovider2.cxx,v $
*
* $Revision: 1.25 $
*
* last change: $Author: hr $ $Date: 2003-03-19 16:18:31 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#include <stdio.h>
#include "confprovider2.hxx"
#include "apiaccessobj.hxx"
#ifndef CONFIGMGR_API_PROVIDERIMPL2_HXX_
#include "confproviderimpl2.hxx"
#endif
#ifndef CONFIGMGR_API_FACTORY_HXX_
#include "confapifactory.hxx"
#endif
#ifndef CONFIGMGR_BOOTSTRAP_HXX_
#include "bootstrap.hxx"
#endif
#ifndef CONFIGMGR_BOOTSTRAPCONTEXT_HXX_
#include "bootstrapcontext.hxx"
#endif
#ifndef CONFIGMGR_WRAPEXCEPTION_HXX
#include "wrapexception.hxx"
#endif
#ifndef _CONFIGMGR_TRACER_HXX_
#include "tracer.hxx"
#endif
#ifndef _OSL_MUTEX_HXX_
#include <osl/mutex.hxx>
#endif
#ifndef _RTL_USTRBUF_HXX_
#include <rtl/ustrbuf.hxx>
#endif
#ifndef INCLUDED_ALGORITHM
#include <algorithm>
#define INCLUDED_ALGORITHM
#endif
#ifndef _COMPHELPER_SEQUENCE_HXX_
#include <comphelper/sequence.hxx>
#endif
#ifndef _CPPUHELPER_TYPEPROVIDER_HXX_
#include <cppuhelper/typeprovider.hxx>
#endif
#ifndef _COM_SUN_STAR_BEANS_PROPERTYVALUE_HPP_
#include <com/sun/star/beans/PropertyValue.hpp>
#endif
#include <com/sun/star/lang/ServiceNotRegisteredException.hpp>
#define THISREF() static_cast< ::cppu::OWeakObject* >(this)
namespace configmgr
{
namespace css = ::com::sun::star;
namespace uno = css::uno;
namespace lang = css::lang;
namespace beans = css::beans;
using ::rtl::OUString;
using ::vos::ORef;
using namespace osl;
namespace
{
//------------------------------------------------------------------------
AsciiServiceName const aConfigProviderServices[] =
{
"com.sun.star.configuration.ConfigurationProvider",
0
};
AsciiServiceName const aAdminProviderServices[] =
{
"com.sun.star.configuration.AdministrationProvider",
0
};
//------------------------------------------------------------------------
ServiceImplementationInfo const aConfigProviderInfo =
{
"com.sun.star.comp.configuration.ConfigurationProvider",
aConfigProviderServices,
0
};
ServiceImplementationInfo const aAdminProviderInfo =
{
"com.sun.star.comp.configuration.AdministrationProvider",
aAdminProviderServices,
aConfigProviderServices
};
//------------------------------------------------------------------------
AsciiServiceName const
aDefaultProviderServiceAndImplName = A_DefaultProviderServiceAndImplName;
//------------------------------------------------------------------------
AsciiServiceName const aDefaultProviderServices[] =
{
aDefaultProviderServiceAndImplName,
0
};
//------------------------------------------------------------------------
ServiceRegistrationInfo const aDefaultProviderInfo =
{
aDefaultProviderServiceAndImplName,
aDefaultProviderServices
};
SingletonRegistrationInfo const aDefaultProviderSingletonInfo =
{
A_DefaultProviderSingletonName,
aDefaultProviderServiceAndImplName,
aDefaultProviderServiceAndImplName,
0
};
//------------------------------------------------------------------------
typedef uno::Reference< uno::XInterface > (OConfigurationProviderImpl::*CreatorFunc)(const uno::Sequence< uno::Any >& aArguments);
struct ServiceCreationInfo
{
ServiceRegistrationInfo const* info;
CreatorFunc create;
};
static sal_Int32 getCreateServiceDataCount()
{
return 2;
};
static const ServiceCreationInfo* getCreateServiceData()
{
static ServiceCreationInfo const createServiceData[] =
{
{ &configapi::aCreateReadAccessSI, &OConfigurationProviderImpl::createReadAccess },
{ &configapi::aCreateUpdateAccessSI, &OConfigurationProviderImpl::createUpdateAccess },
};
OSL_ENSURE(sizeof(createServiceData)/sizeof(createServiceData[0]) == getCreateServiceDataCount(),
"getCreateServiceData : inconsistent data !");
return createServiceData;
}
//------------------------------------------------------------------------
}
static ServiceCreationInfo const* findCreationInfo( const OUString& aServiceSpecifier )
{
for (int i= 0; i<getCreateServiceDataCount(); ++i)
{
ServiceCreationInfo const& rCreationInfo = getCreateServiceData()[i];
ServiceRegistrationInfo const* pInfo = rCreationInfo.info;
if (!pInfo)
continue;
if (AsciiServiceName pImplName = pInfo->implementationName)
{
if (0 == aServiceSpecifier.compareToAscii(pImplName))
return &rCreationInfo;
}
if (AsciiServiceName const* pNames = pInfo->registeredServiceNames)
{
while(*pNames)
{
if (0 == aServiceSpecifier.compareToAscii(*pNames))
return &rCreationInfo;
++pNames;
}
}
}
// not found
return 0;
}
#define ID_PREFETCH 1
//=============================================================================
//= OConfigurationProvider
//=============================================================================
// service info export
const ServiceRegistrationInfo* getConfigurationProviderServiceInfo()
{
return getRegistrationInfo(&aConfigProviderInfo);
}
const ServiceRegistrationInfo* getAdminProviderServiceInfo()
{
return getRegistrationInfo(&aAdminProviderInfo);
}
const ServiceRegistrationInfo* getDefaultProviderServiceInfo()
{
return &aDefaultProviderInfo;
}
const SingletonRegistrationInfo* getDefaultProviderSingletonInfo()
{
return &aDefaultProviderSingletonInfo;
}
//-----------------------------------------------------------------------------
uno::Reference<uno::XInterface> SAL_CALL
getDefaultConfigProviderSingleton( CreationContext const& xContext )
{
OSL_ENSURE( xContext.is(), "ERROR: NULL context has no singletons" );
UnoContextTunnel aTunnel;
aTunnel.passthru( xContext );
uno::Reference<uno::XInterface> xResult;
if (xContext.is())
try
{
OUString aSingletonName = SINGLETON(A_DefaultProviderSingletonName);
uno::Any aResult = xContext->getValueByName(aSingletonName);
aResult >>= xResult;
}
catch (uno::Exception & )
{
// to do: really use the tunneled failure when that is set properly
if ( aTunnel.recoverFailure(true).hasValue() )
{
// have a failure, but can't recover it
// -> try to regenerate
instantiateDefaultProvider(xContext);
OSL_ENSURE(false, "Cannot recreate configuration backend instantiation failure - using generic error");
}
// cannot recover any failure
throw;
}
return xResult;
}
// ------------------------------------------------------------------------
// ----------------------------------------------------------------------------
#define TUNNEL_ALL_EXCEPTIONS() \
WRAP_CONFIGBACKEND_CREATION_EXCEPTIONS1( UnoContextTunnel::tunnelFailure, true)
// ----------------------------------------------------------------------------
// ------------------------------------------------------------------------
uno::Reference< uno::XInterface > SAL_CALL instantiateDefaultProvider( OProvider::CreationContext const & xTargetContext )
{
CreationContext xContext = UnoContextTunnel::recoverContext(xTargetContext);
ServiceImplementationInfo const * pProviderInfo =
ContextReader::testAdminService(xContext,true) ? &aAdminProviderInfo : &aConfigProviderInfo;
OConfigurationProvider* pNewProvider = new OConfigurationProvider(xContext,pProviderInfo);
uno::Reference< lang::XMultiServiceFactory > aRet( pNewProvider );
try
{
pNewProvider->connect();
}
TUNNEL_ALL_EXCEPTIONS()
return aRet;
}
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
OConfigurationProvider::OConfigurationProvider(
CreationContext const & xContext,
const ServiceImplementationInfo* pServices
)
:OProvider(xContext,pServices)
,m_pImpl(NULL)
{
registerProperty(rtl::OUString::createFromAscii("PrefetchNodes"), ID_PREFETCH, 0,&m_aPrefetchNodes, ::getCppuType(static_cast< uno::Sequence< rtl::OUString > const * >(0) ));
}
//-----------------------------------------------------------------------------
OConfigurationProvider::~OConfigurationProvider()
{
delete m_pImpl;
}
//-----------------------------------------------------------------------------
void OConfigurationProvider::connect() throw (uno::Exception)
{
OSL_ENSURE( m_pImpl == NULL, "Error: Configuration Provider already is connected");
std::auto_ptr<OConfigurationProviderImpl> pNewImpl( new OConfigurationProviderImpl(this, m_xContext) );
implConnect(*pNewImpl,ContextReader(m_xContext));
m_pImpl = pNewImpl.release();
}
//-----------------------------------------------------------------------------
void SAL_CALL OConfigurationProvider::disposing()
{
if (m_pImpl)
m_pImpl->dispose();
OProvider::disposing();
}
//-----------------------------------------------------------------------------
uno::Reference< uno::XInterface > SAL_CALL OConfigurationProvider::createInstance( const OUString& aServiceSpecifier )
throw(uno::Exception, uno::RuntimeException)
{
// same as creating with empty sequence of arguments
return this->createInstanceWithArguments( aServiceSpecifier, uno::Sequence< uno::Any >() );
}
//-----------------------------------------------------------------------------
uno::Reference< uno::XInterface > SAL_CALL
OConfigurationProvider::createInstanceWithArguments( const OUString& aServiceSpecifier, const uno::Sequence< uno::Any >& aArguments )
throw(uno::Exception, uno::RuntimeException)
{
OSL_ENSURE(m_pImpl, "OConfigurationProvider: no implementation available");
if (ServiceCreationInfo const* pInfo = findCreationInfo(aServiceSpecifier))
{
// it's a known service name - try to create without args
if (CreatorFunc create = pInfo->create)
{
return (m_pImpl->*create)(aArguments);
}
}
rtl::OUStringBuffer sMsg;
sMsg.appendAscii("ConfigurationProvider: Cannot create view - ");
sMsg.append( aServiceSpecifier ) .appendAscii(" is not a valid configuration access service. ");
throw lang::ServiceNotRegisteredException(sMsg.makeStringAndClear(),*this);
}
//-----------------------------------------------------------------------------
uno::Sequence< OUString > SAL_CALL OConfigurationProvider::getAvailableServiceNames( )
throw(uno::RuntimeException)
{
sal_Int32 nCount = 0;
{
for (int i= 0; i< getCreateServiceDataCount(); ++i)
nCount += countServices(getCreateServiceData()[i].info);
}
uno::Sequence< OUString > aNames(nCount);
if (nCount > 0)
{
sal_Int32 n = 0;
for (int i= 0; i<getCreateServiceDataCount(); ++i)
{
ServiceRegistrationInfo const* pInfo = getCreateServiceData()[i].info;
AsciiServiceName const* pNames = pInfo ? pInfo->registeredServiceNames : 0;
if (pNames)
{
while(*pNames)
{
aNames[n] = OUString::createFromAscii(*pNames);
++n;
++pNames;
}
}
}
}
return aNames;
}
// XInterface
//-----------------------------------------------------------------------------
::com::sun::star::uno::Any SAL_CALL OConfigurationProvider::queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException)
{
uno::Any aRet( OProvider::queryInterface(rType) );
if ( !aRet.hasValue() )
aRet = queryPropertyInterface(rType);
return aRet;
}
//XTypeProvider
//-----------------------------------------------------------------------------
::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > SAL_CALL OConfigurationProvider::getTypes( ) throw(::com::sun::star::uno::RuntimeException)
{
cppu::OTypeCollection aCollection(::getCppuType( (const uno::Reference< beans::XPropertySet > *)0 ),
::getCppuType( (const uno::Reference< beans::XFastPropertySet > *)0 ),
::getCppuType( (const uno::Reference< beans::XMultiPropertySet > *)0 ),
OProvider::getTypes());
return aCollection.getTypes();
}
// OPropertyArrayUsageHelper
// -------------------------------------------------------------------------
::cppu::IPropertyArrayHelper* OConfigurationProvider::createArrayHelper( ) const
{
uno::Sequence< beans::Property > aProps;
describeProperties(aProps);
return new ::cppu::OPropertyArrayHelper(aProps);
}
// -------------------------------------------------------------------------
::cppu::IPropertyArrayHelper & OConfigurationProvider::getInfoHelper()
{
return *const_cast<OConfigurationProvider*>(this)->getArrayHelper();
}
//-----------------------------------------------------------------------------
void SAL_CALL OConfigurationProvider::setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const ::com::sun::star::uno::Any& rValue)
throw (::com::sun::star::uno::Exception)
{
OProvider::setFastPropertyValue_NoBroadcast( nHandle, rValue );
uno::Sequence< OUString > aNodeList;
rValue >>= aNodeList;
RequestOptions const aOptions = m_pImpl->getDefaultOptions();
for (sal_Int32 i = 0; i < aNodeList.getLength(); i++)
{
using namespace configuration;
AbsolutePath aModulePath = AbsolutePath::makeModulePath(aNodeList[i], AbsolutePath::NoValidate());
m_pImpl->fetchSubtree(aModulePath , aOptions);
}
}
} // namespace configmgr