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354 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
#include <osl/diagnose.h>
#include <osl/thread.h>
#include <rtl/strbuf.hxx>
#include <tools/diagnose_ex.h>
#include "provprox.hxx"
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
#include <cppuhelper/queryinterface.hxx>
#include <ucbhelper/macros.hxx>
using namespace com::sun::star::lang;
using namespace com::sun::star::ucb;
using namespace com::sun::star::uno;
// UcbContentProviderProxyFactory Implementation.
UcbContentProviderProxyFactory::UcbContentProviderProxyFactory(
const Reference< XMultiServiceFactory >& rxSMgr )
: m_xSMgr( rxSMgr )
{
}
// virtual
UcbContentProviderProxyFactory::~UcbContentProviderProxyFactory()
{
}
// XServiceInfo methods.
XSERVICEINFO_COMMOM_IMPL( UcbContentProviderProxyFactory,
"com.sun.star.comp.ucb.UcbContentProviderProxyFactory" )
/// @throws css::uno::Exception
static css::uno::Reference< css::uno::XInterface >
UcbContentProviderProxyFactory_CreateInstance( const css::uno::Reference< css::lang::XMultiServiceFactory> & rSMgr )<--- The function 'UcbContentProviderProxyFactory_CreateInstance' is never used.
{
return static_cast<css::lang::XServiceInfo*>(new UcbContentProviderProxyFactory(rSMgr));
}
css::uno::Sequence< OUString >
UcbContentProviderProxyFactory::getSupportedServiceNames_Static()
{
return { "com.sun.star.ucb.ContentProviderProxyFactory" };
}
// Service factory implementation.
ONE_INSTANCE_SERVICE_FACTORY_IMPL( UcbContentProviderProxyFactory );
// XContentProviderFactory methods.
// virtual
Reference< XContentProvider > SAL_CALL
UcbContentProviderProxyFactory::createContentProvider(
const OUString& Service )
{
return Reference< XContentProvider >(
new UcbContentProviderProxy( m_xSMgr, Service ) );
}
// UcbContentProviderProxy Implementation.
UcbContentProviderProxy::UcbContentProviderProxy(
const Reference< XMultiServiceFactory >& rxSMgr,
const OUString& Service )
: m_aService( Service ),
m_bReplace( false ),
m_bRegister( false ),
m_xSMgr( rxSMgr )
{
}
// virtual
UcbContentProviderProxy::~UcbContentProviderProxy()
{
}
// XInterface methods.
void SAL_CALL UcbContentProviderProxy::acquire()
throw()
{
OWeakObject::acquire();
}
void SAL_CALL UcbContentProviderProxy::release()
throw()
{
OWeakObject::release();
}
// virtual
Any SAL_CALL
UcbContentProviderProxy::queryInterface( const Type & rType )
{
Any aRet = cppu::queryInterface( rType,
static_cast< XTypeProvider * >( this ),
static_cast< XServiceInfo * >( this ),
static_cast< XContentProvider * >( this ),
static_cast< XParameterizedContentProvider * >( this ),
static_cast< XContentProviderSupplier * >( this ) );
if ( !aRet.hasValue() )
aRet = OWeakObject::queryInterface( rType );
if ( !aRet.hasValue() )
{
// Get original provider and forward the call...
osl::Guard< osl::Mutex > aGuard( m_aMutex );
Reference< XContentProvider > xProvider = getContentProvider();
if ( xProvider.is() )
aRet = xProvider->queryInterface( rType );
}
return aRet;
}
// XTypeProvider methods.
XTYPEPROVIDER_COMMON_IMPL( UcbContentProviderProxy );
Sequence< Type > SAL_CALL UcbContentProviderProxy::getTypes()
{
// Get original provider and forward the call...
osl::Guard< osl::Mutex > aGuard( m_aMutex );
Reference< XTypeProvider > xProvider( getContentProvider(), UNO_QUERY );
if ( xProvider.is() )
{
return xProvider->getTypes();
}
else
{
static cppu::OTypeCollection s_aCollection(
CPPU_TYPE_REF( XTypeProvider ),
CPPU_TYPE_REF( XServiceInfo ),
CPPU_TYPE_REF( XContentProvider ),
CPPU_TYPE_REF( XParameterizedContentProvider ),
CPPU_TYPE_REF( XContentProviderSupplier ) );
return s_aCollection.getTypes();
}
}
// XServiceInfo methods.
OUString SAL_CALL UcbContentProviderProxy::getImplementationName()
{
return "com.sun.star.comp.ucb.UcbContentProviderProxy";
}
sal_Bool SAL_CALL UcbContentProviderProxy::supportsService( const OUString& ServiceName )
{
return cppu::supportsService( this, ServiceName );
}
css::uno::Sequence< OUString > SAL_CALL UcbContentProviderProxy::getSupportedServiceNames()
{
return { "com.sun.star.ucb.ContentProviderProxy" };
}
// XContentProvider methods.
// virtual
Reference< XContent > SAL_CALL UcbContentProviderProxy::queryContent(
const Reference< XContentIdentifier >& Identifier )
{
// Get original provider and forward the call...
osl::Guard< osl::Mutex > aGuard( m_aMutex );
Reference< XContentProvider > xProvider = getContentProvider();
if ( xProvider.is() )
return xProvider->queryContent( Identifier );
return Reference< XContent >();
}
// virtual
sal_Int32 SAL_CALL UcbContentProviderProxy::compareContentIds(
const Reference< XContentIdentifier >& Id1,
const Reference< XContentIdentifier >& Id2 )
{
// Get original provider and forward the call...
osl::Guard< osl::Mutex > aGuard( m_aMutex );
Reference< XContentProvider > xProvider = getContentProvider();
if ( xProvider.is() )
return xProvider->compareContentIds( Id1, Id2 );
// OSL_FAIL( // "UcbContentProviderProxy::compareContentIds - No provider!" );
// @@@ What else?
return 0;
}
// XParameterizedContentProvider methods.
// virtual
Reference< XContentProvider > SAL_CALL
UcbContentProviderProxy::registerInstance( const OUString& Template,
const OUString& Arguments,
sal_Bool ReplaceExisting )
{
// Just remember that this method was called ( and the params ).
osl::Guard< osl::Mutex > aGuard( m_aMutex );
if ( !m_bRegister )
{
// m_xTargetProvider = 0;
m_aTemplate = Template;
m_aArguments = Arguments;
m_bReplace = ReplaceExisting;
m_bRegister = true;
}
return this;
}
// virtual
Reference< XContentProvider > SAL_CALL
UcbContentProviderProxy::deregisterInstance( const OUString& Template,
const OUString& Arguments )
{
osl::Guard< osl::Mutex > aGuard( m_aMutex );
// registerInstance called at proxy and at original?
if ( m_bRegister && m_xTargetProvider.is() )
{
m_bRegister = false;
m_xTargetProvider = nullptr;
Reference< XParameterizedContentProvider >
xParamProvider( m_xProvider, UNO_QUERY );
if ( xParamProvider.is() )
{
try
{
xParamProvider->deregisterInstance( Template, Arguments );
}
catch ( IllegalIdentifierException const & )
{
OSL_FAIL( "UcbContentProviderProxy::deregisterInstance - "
"Caught IllegalIdentifierException!" );
}
}
}
return this;
}
// XContentProviderSupplier methods.
// virtual
Reference< XContentProvider > SAL_CALL
UcbContentProviderProxy::getContentProvider()
{
osl::Guard< osl::Mutex > aGuard( m_aMutex );
if ( !m_xProvider.is() )
{
try
{
m_xProvider.set( m_xSMgr->createInstance( m_aService ), UNO_QUERY );
if ( m_aArguments == "NoConfig" )
{
Reference<XInitialization> xInit(m_xProvider,UNO_QUERY);
if(xInit.is()) {
Sequence<Any> aArgs(1);
aArgs[0] <<= m_aArguments;
xInit->initialize(aArgs);
}
}
}
catch ( RuntimeException const & )
{
throw;
}
catch ( Exception const & )
{
TOOLS_INFO_EXCEPTION( "ucb.core", "Exception getting content provider");
}
// registerInstance called at proxy, but not yet at original?
if ( m_xProvider.is() && m_bRegister )
{
Reference< XParameterizedContentProvider >
xParamProvider( m_xProvider, UNO_QUERY );
if ( xParamProvider.is() )
{
try
{
m_xTargetProvider
= xParamProvider->registerInstance( m_aTemplate,
m_aArguments,
m_bReplace );
}
catch ( IllegalIdentifierException const & )
{
OSL_FAIL( "UcbContentProviderProxy::getContentProvider - "
"Caught IllegalIdentifierException!" );
}
OSL_ENSURE( m_xTargetProvider.is(),
"UcbContentProviderProxy::getContentProvider - "
"No provider!" );
}
}
if ( !m_xTargetProvider.is() )
m_xTargetProvider = m_xProvider;
}
OSL_ENSURE( m_xProvider.is(),
OStringBuffer("UcbContentProviderProxy::getContentProvider - No provider for '").append(OUStringToOString(m_aService, osl_getThreadTextEncoding())).append(".").getStr() );
return m_xTargetProvider;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|