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/* -*- 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 <tools/SdGlobalResourceContainer.hxx>
#include <../cache/SlsCacheConfiguration.hxx>
#include <comphelper/processfactory.hxx>
#include <comphelper/unique_disposing_ptr.hxx>
#include <com/sun/star/frame/Desktop.hpp>
#include <sal/log.hxx>
#include <tools/debug.hxx>
#include <algorithm>
#include <memory>
#include <mutex>
#include <vector>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
namespace sd {
class SdGlobalResourceContainerInstance
: public comphelper::unique_disposing_solar_mutex_reset_ptr<SdGlobalResourceContainer>
{
public:
SdGlobalResourceContainerInstance()
: comphelper::unique_disposing_solar_mutex_reset_ptr<SdGlobalResourceContainer>(
uno::Reference<lang::XComponent>(frame::Desktop::create(comphelper::getProcessComponentContext()), uno::UNO_QUERY_THROW),
new SdGlobalResourceContainer, true)
{
}
};
namespace {
SdGlobalResourceContainerInstance& theSdGlobalResourceContainerInstance()
{
static SdGlobalResourceContainerInstance SINGLETON;
return SINGLETON;
}
} // namespace
//===== SdGlobalResourceContainer::Implementation =============================
class SdGlobalResourceContainer::Implementation
{
private:
friend class SdGlobalResourceContainer;
std::mutex maMutex;
/** All instances of SdGlobalResource in this vector are owned by the
container and will be destroyed when the container is destroyed.
*/
std::vector<std::unique_ptr<SdGlobalResource>> maResources;
typedef ::std::vector<std::shared_ptr<SdGlobalResource> > SharedResourceList;
SharedResourceList maSharedResources;
typedef ::std::vector<Reference<XInterface> > XInterfaceResourceList;
XInterfaceResourceList maXInterfaceResources;
};
// static
SdGlobalResourceContainer& SdGlobalResourceContainer::Instance()
{
SdGlobalResourceContainer *const pRet(theSdGlobalResourceContainerInstance().get());
assert(pRet); // error if it has been deleted and is null
return *pRet;
}
//===== SdGlobalResourceContainer =============================================
void SdGlobalResourceContainer::AddResource (
::std::unique_ptr<SdGlobalResource> pResource)
{
std::unique_lock aGuard (mpImpl->maMutex);
assert( std::none_of(
mpImpl->maResources.begin(),
mpImpl->maResources.end(),
[&](const std::unique_ptr<SdGlobalResource>& p) { return p == pResource; })
&& "duplicate resource?");
mpImpl->maResources.push_back(std::move(pResource));
}
void SdGlobalResourceContainer::AddResource (
const std::shared_ptr<SdGlobalResource>& pResource)
{
std::unique_lock aGuard (mpImpl->maMutex);
Implementation::SharedResourceList::iterator iResource = ::std::find (
mpImpl->maSharedResources.begin(),
mpImpl->maSharedResources.end(),
pResource);
if (iResource == mpImpl->maSharedResources.end())
mpImpl->maSharedResources.push_back(pResource);
else
{
SAL_WARN ("sd.tools",
"SdGlobalResourceContainer:AddResource(): Resource added twice.");
}
}
void SdGlobalResourceContainer::AddResource (const Reference<XInterface>& rxResource)
{
std::unique_lock aGuard (mpImpl->maMutex);
Implementation::XInterfaceResourceList::iterator iResource = ::std::find (
mpImpl->maXInterfaceResources.begin(),
mpImpl->maXInterfaceResources.end(),
rxResource);
if (iResource == mpImpl->maXInterfaceResources.end())
mpImpl->maXInterfaceResources.push_back(rxResource);
else
{
SAL_WARN ("sd.tools",
"SdGlobalResourceContainer:AddResource(): Resource added twice.");
}
}
SdGlobalResourceContainer::SdGlobalResourceContainer()
: mpImpl (new SdGlobalResourceContainer::Implementation)
{
}
SdGlobalResourceContainer::~SdGlobalResourceContainer()
{
std::unique_lock aGuard (mpImpl->maMutex);
// Release the resources in reversed order of their addition to the
// container. This is because a resource A added before resource B
// may have been created due to a request of B. Thus B depends on A and
// should be destroyed first.
for (auto iResource = mpImpl->maResources.rbegin();
iResource != mpImpl->maResources.rend();
++iResource)
{
iResource->reset();
}
// The SharedResourceList has not to be released manually. We just
// assert resources that are still held by someone other than us.
Implementation::SharedResourceList::reverse_iterator iSharedResource;
for (iSharedResource = mpImpl->maSharedResources.rbegin();
iSharedResource != mpImpl->maSharedResources.rend();
++iSharedResource)
{
if (iSharedResource->use_count() > 1)
{
SdGlobalResource* pResource = iSharedResource->get();
SAL_INFO(
"sd.tools", pResource << " " << iSharedResource->use_count());
DBG_ASSERT(iSharedResource->use_count() == 1,
"SdGlobalResource still held in ~SdGlobalResourceContainer");
}
}
Implementation::XInterfaceResourceList::reverse_iterator iXInterfaceResource;
for (iXInterfaceResource = mpImpl->maXInterfaceResources.rbegin();
iXInterfaceResource != mpImpl->maXInterfaceResources.rend();
++iXInterfaceResource)
{
Reference<lang::XComponent> xComponent (*iXInterfaceResource, UNO_QUERY);
*iXInterfaceResource = nullptr;
if (xComponent.is())
xComponent->dispose();
}
sd::slidesorter::cache::CacheConfiguration::Shutdown();
}
} // end of namespace sd
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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