office-gobmx/framework/source/services/modulemanager.cxx
2011-03-29 21:40:28 +01:00

428 lines
17 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* 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_framework.hxx"
#include "services/modulemanager.hxx"
#include "services/frame.hxx"
//_______________________________________________
// own includes
#include <threadhelp/readguard.hxx>
#include <threadhelp/writeguard.hxx>
#include <services.h>
//_______________________________________________
// interface includes
#include <com/sun/star/frame/XFrame.hpp>
#include <com/sun/star/frame/XController.hpp>
#include <com/sun/star/frame/XModel.hpp>
#include <com/sun/star/frame/XModule.hpp>
#include <comphelper/configurationhelper.hxx>
#include <comphelper/sequenceashashmap.hxx>
#include <comphelper/sequenceasvector.hxx>
#include <comphelper/enumhelper.hxx>
//_______________________________________________
// other includes
#include <rtl/logfile.hxx>
namespace framework
{
static const ::rtl::OUString CFGPATH_FACTORIES (RTL_CONSTASCII_USTRINGPARAM("/org.openoffice.Setup/Office/Factories"));
static const ::rtl::OUString MODULEPROP_IDENTIFIER(RTL_CONSTASCII_USTRINGPARAM("ooSetupFactoryModuleIdentifier"));
/*-----------------------------------------------
04.12.2003 09:32
-----------------------------------------------*/
DEFINE_XINTERFACE_7(ModuleManager ,
OWeakObject ,
DIRECT_INTERFACE(css::lang::XTypeProvider ),
DIRECT_INTERFACE(css::lang::XServiceInfo ),
DIRECT_INTERFACE(css::container::XNameReplace ),
DIRECT_INTERFACE(css::container::XNameAccess ),
DIRECT_INTERFACE(css::container::XElementAccess ),
DIRECT_INTERFACE(css::container::XContainerQuery),
DIRECT_INTERFACE(css::frame::XModuleManager ))
/*-----------------------------------------------
04.12.2003 09:32
-----------------------------------------------*/
DEFINE_XTYPEPROVIDER_7(ModuleManager ,
css::lang::XTypeProvider ,
css::lang::XServiceInfo ,
css::container::XNameReplace ,
css::container::XNameAccess ,
css::container::XElementAccess ,
css::container::XContainerQuery,
css::frame::XModuleManager )
/*-----------------------------------------------
04.12.2003 09:35
-----------------------------------------------*/
DEFINE_XSERVICEINFO_ONEINSTANCESERVICE(ModuleManager ,
::cppu::OWeakObject ,
SERVICENAME_MODULEMANAGER ,
IMPLEMENTATIONNAME_MODULEMANAGER)
/*-----------------------------------------------
04.12.2003 09:35
-----------------------------------------------*/
DEFINE_INIT_SERVICE(
ModuleManager,
{
/*Attention
I think we don't need any mutex or lock here ... because we are called by our own static method impl_createInstance()
to create a new instance of this class by our own supported service factory.
see macro DEFINE_XSERVICEINFO_MULTISERVICE and "impl_initService()" for further informations!
*/
}
)
/*-----------------------------------------------
04.12.2003 09:30
-----------------------------------------------*/
ModuleManager::ModuleManager(const css::uno::Reference< css::lang::XMultiServiceFactory >& xSMGR)
: ThreadHelpBase( )
, m_xSMGR (xSMGR)
{
}
/*-----------------------------------------------
10.12.2003 11:59
-----------------------------------------------*/
ModuleManager::~ModuleManager()
{
if (m_xCFG.is())
m_xCFG.clear();
}
/*-----------------------------------------------
10.12.2003 11:02
-----------------------------------------------*/
::rtl::OUString SAL_CALL ModuleManager::identify(const css::uno::Reference< css::uno::XInterface >& xModule)
throw(css::lang::IllegalArgumentException,
css::frame::UnknownModuleException,
css::uno::RuntimeException )
{
// valid parameter?
css::uno::Reference< css::frame::XFrame > xFrame (xModule, css::uno::UNO_QUERY);
css::uno::Reference< css::awt::XWindow > xWindow (xModule, css::uno::UNO_QUERY);
css::uno::Reference< css::frame::XController > xController(xModule, css::uno::UNO_QUERY);
css::uno::Reference< css::frame::XModel > xModel (xModule, css::uno::UNO_QUERY);
if (
(!xFrame.is() ) &&
(!xWindow.is() ) &&
(!xController.is()) &&
(!xModel.is() )
)
{
throw css::lang::IllegalArgumentException(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Given module is not a frame nor a window, controller or model.")),
static_cast< ::cppu::OWeakObject* >(this),
1);
}
if (xFrame.is())
{
xController = xFrame->getController();
xWindow = xFrame->getComponentWindow();
}
if (xController.is())
xModel = xController->getModel();
// modules are implemented by the deepest component in hierarchy ...
// Means: model -> controller -> window
// No fallbacks to higher components are allowed !
// Note : A frame provides access to module components only ... but it's not a module by himself.
::rtl::OUString sModule;
if (xModel.is())
sModule = implts_identify(xModel);
else
if (xController.is())
sModule = implts_identify(xController);
else
if (xWindow.is())
sModule = implts_identify(xWindow);
if (sModule.getLength() < 1)
throw css::frame::UnknownModuleException(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Cant find suitable module for the given component.")),
static_cast< ::cppu::OWeakObject* >(this));
return sModule;
}
/*-----------------------------------------------
08.03.2007 09:55
-----------------------------------------------*/
void SAL_CALL ModuleManager::replaceByName(const ::rtl::OUString& sName ,
const css::uno::Any& aValue)
throw (css::lang::IllegalArgumentException ,
css::container::NoSuchElementException,
css::lang::WrappedTargetException ,
css::uno::RuntimeException )
{
::comphelper::SequenceAsHashMap lProps(aValue);
if (lProps.empty() )
{
throw css::lang::IllegalArgumentException(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("No properties given to replace part of module.")),
static_cast< css::container::XNameAccess* >(this),
2);
}
// SAFE -> ----------------------------------
ReadGuard aReadLock(m_aLock);
css::uno::Reference< css::lang::XMultiServiceFactory > xSMGR = m_xSMGR;
aReadLock.unlock();
// <- SAFE ----------------------------------
// get access to the element
// Note: Dont use impl_getConfig() method here. Because it creates a readonly access only, further
// it cache it as a member of this module manager instance. If we change some props there ... but dont
// flush changes (because an error occurred) we will read them later. If we use a different config access
// we can close it without a flush ... and our read data wont be affected .-)
css::uno::Reference< css::uno::XInterface > xCfg = ::comphelper::ConfigurationHelper::openConfig(
xSMGR,
CFGPATH_FACTORIES,
::comphelper::ConfigurationHelper::E_STANDARD);
css::uno::Reference< css::container::XNameAccess > xModules (xCfg, css::uno::UNO_QUERY_THROW);
css::uno::Reference< css::container::XNameReplace > xModule ;
xModules->getByName(sName) >>= xModule;
if (!xModule.is())
{
throw css::uno::RuntimeException(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Was not able to get write access to the requested module entry inside configuration.")),
static_cast< css::container::XNameAccess* >(this));
}
::comphelper::SequenceAsHashMap::const_iterator pProp;
for ( pProp = lProps.begin();
pProp != lProps.end() ;
++pProp )
{
const ::rtl::OUString& sPropName = pProp->first;
const css::uno::Any& aPropValue = pProp->second;
// let "NoSuchElementException" out ! We support the same API ...
// and without a flush() at the end all changed data before will be ignored !
xModule->replaceByName(sPropName, aPropValue);
}
::comphelper::ConfigurationHelper::flush(xCfg);
}
/*-----------------------------------------------
10.12.2003 12:05
-----------------------------------------------*/
css::uno::Any SAL_CALL ModuleManager::getByName(const ::rtl::OUString& sName)
throw(css::container::NoSuchElementException,
css::lang::WrappedTargetException ,
css::uno::RuntimeException )
{
// get access to the element
css::uno::Reference< css::container::XNameAccess > xCFG = implts_getConfig();
css::uno::Reference< css::container::XNameAccess > xModule;
xCFG->getByName(sName) >>= xModule;
if (!xModule.is())
{
throw css::uno::RuntimeException(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Was not able to get write access to the requested module entry inside configuration.")),
static_cast< css::container::XNameAccess* >(this));
}
// convert it to seq< PropertyValue >
const css::uno::Sequence< ::rtl::OUString > lPropNames = xModule->getElementNames();
::comphelper::SequenceAsHashMap lProps ;
sal_Int32 c = lPropNames.getLength();
sal_Int32 i = 0;
lProps[MODULEPROP_IDENTIFIER] <<= sName;
for (i=0; i<c; ++i)
{
const ::rtl::OUString& sPropName = lPropNames[i];
lProps[sPropName] = xModule->getByName(sPropName);
}
return css::uno::makeAny(lProps.getAsConstPropertyValueList());
}
/*-----------------------------------------------
10.12.2003 11:58
-----------------------------------------------*/
css::uno::Sequence< ::rtl::OUString > SAL_CALL ModuleManager::getElementNames()
throw(css::uno::RuntimeException)
{
css::uno::Reference< css::container::XNameAccess > xCFG = implts_getConfig();
return xCFG->getElementNames();
}
/*-----------------------------------------------
10.12.2003 11:57
-----------------------------------------------*/
sal_Bool SAL_CALL ModuleManager::hasByName(const ::rtl::OUString& sName)
throw(css::uno::RuntimeException)
{
css::uno::Reference< css::container::XNameAccess > xCFG = implts_getConfig();
return xCFG->hasByName(sName);
}
/*-----------------------------------------------
10.12.2003 11:35
-----------------------------------------------*/
css::uno::Type SAL_CALL ModuleManager::getElementType()
throw(css::uno::RuntimeException)
{
return ::getCppuType((const css::uno::Sequence< css::beans::PropertyValue >*)0);
}
/*-----------------------------------------------
10.12.2003 11:56
-----------------------------------------------*/
sal_Bool SAL_CALL ModuleManager::hasElements()
throw(css::uno::RuntimeException)
{
css::uno::Reference< css::container::XNameAccess > xCFG = implts_getConfig();
return xCFG->hasElements();
}
/*-----------------------------------------------
07.03.2007 12:55
-----------------------------------------------*/
css::uno::Reference< css::container::XEnumeration > SAL_CALL ModuleManager::createSubSetEnumerationByQuery(const ::rtl::OUString&)
throw(css::uno::RuntimeException)
{
return css::uno::Reference< css::container::XEnumeration >();
}
/*-----------------------------------------------
07.03.2007 12:55
-----------------------------------------------*/
css::uno::Reference< css::container::XEnumeration > SAL_CALL ModuleManager::createSubSetEnumerationByProperties(const css::uno::Sequence< css::beans::NamedValue >& lProperties)
throw(css::uno::RuntimeException)
{
::comphelper::SequenceAsHashMap lSearchProps (lProperties);
css::uno::Sequence< ::rtl::OUString > lModules = getElementNames();
sal_Int32 c = lModules.getLength();
sal_Int32 i = 0;
::comphelper::SequenceAsVector< css::uno::Any > lResult ;
for (i=0; i<c; ++i)
{
try
{
const ::rtl::OUString& sModule = lModules[i];
::comphelper::SequenceAsHashMap lModuleProps = getByName(sModule);
if (lModuleProps.match(lSearchProps))
lResult.push_back(css::uno::makeAny(lModuleProps.getAsConstPropertyValueList()));
}
catch(const css::uno::Exception&)
{}
}
::comphelper::OAnyEnumeration* pEnum = new ::comphelper::OAnyEnumeration(lResult.getAsConstList());
css::uno::Reference< css::container::XEnumeration > xEnum(static_cast< css::container::XEnumeration* >(pEnum), css::uno::UNO_QUERY_THROW);
return xEnum;
}
/*-----------------------------------------------
14.12.2003 09:45
-----------------------------------------------*/
css::uno::Reference< css::container::XNameAccess > ModuleManager::implts_getConfig()
throw(css::uno::RuntimeException)
{
// SAFE -> ----------------------------------
ReadGuard aReadLock(m_aLock);
if (m_xCFG.is())
return m_xCFG;
css::uno::Reference< css::lang::XMultiServiceFactory > xSMGR = m_xSMGR;
aReadLock.unlock();
// <- SAFE ----------------------------------
css::uno::Reference< css::uno::XInterface > xCfg;
try
{
xCfg = ::comphelper::ConfigurationHelper::openConfig(
xSMGR,
CFGPATH_FACTORIES,
::comphelper::ConfigurationHelper::E_READONLY);
}
catch(const css::uno::RuntimeException& exRun)
{ throw exRun; }
catch(const css::uno::Exception&)
{ xCfg.clear(); }
// SAFE -> ----------------------------------
WriteGuard aWriteLock(m_aLock);
m_xCFG = css::uno::Reference< css::container::XNameAccess >(xCfg, css::uno::UNO_QUERY_THROW);
return m_xCFG;
// <- SAFE ----------------------------------
}
/*-----------------------------------------------
30.01.2004 07:54
-----------------------------------------------*/
::rtl::OUString ModuleManager::implts_identify(const css::uno::Reference< css::uno::XInterface >& xComponent)
{
// Search for an optional (!) interface XModule first.
// Its used to overrule an existing service name. Used e.g. by our database form designer
// which uses a writer module internaly.
css::uno::Reference< css::frame::XModule > xModule(xComponent, css::uno::UNO_QUERY);
if (xModule.is())
return xModule->getIdentifier();
// detect modules in a generic way ...
// comparing service names with configured entries ...
css::uno::Reference< css::lang::XServiceInfo > xInfo(xComponent, css::uno::UNO_QUERY);
if (!xInfo.is())
return ::rtl::OUString();
const css::uno::Sequence< ::rtl::OUString > lKnownModules = getElementNames();
const ::rtl::OUString* pKnownModules = lKnownModules.getConstArray();
sal_Int32 c = lKnownModules.getLength();
sal_Int32 i = 0;
for (i=0; i<c; ++i)
{
if (xInfo->supportsService(pKnownModules[i]))
return pKnownModules[i];
}
return ::rtl::OUString();
}
} // namespace framework
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */