ohierarchyholder.hxx

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#ifndef INCLUDED_PACKAGE_SOURCE_XSTOR_OHIERARCHYHOLDER_HXX
#define INCLUDED_PACKAGE_SOURCE_XSTOR_OHIERARCHYHOLDER_HXX
 
#include <com/sun/star/embed/XStorage.hpp>
#include <com/sun/star/embed/XTransactionListener.hpp>
#include <com/sun/star/embed/XExtendedStorageStream.hpp>
#include <cppuhelper/implbase.hxx>
#include <cppuhelper/weakref.hxx>
 
#include <comphelper/sequenceashashmap.hxx>
 
#include <rtl/ref.hxx>
#include <mutex>
#include <unordered_map>
#include <utility>
#include <vector>
 
class OHierarchyElement_Impl;
 
typedef std::unordered_map< OUString,
                         ::rtl::Reference< OHierarchyElement_Impl > > OHierarchyElementList_Impl;
 
typedef ::std::vector< css::uno::WeakReference< css::embed::XExtendedStorageStream > >
                        OWeakStorRefVector_Impl;
 
class OHierarchyElement_Impl : public cppu::WeakImplHelper< css::embed::XTransactionListener >
{
    std::mutex m_aMutex;
 
    ::rtl::Reference< OHierarchyElement_Impl > m_rParent;
    css::uno::Reference< css::embed::XStorage > m_xOwnStorage;
    css::uno::WeakReference< css::embed::XStorage > m_xWeakOwnStorage;
 
    OHierarchyElementList_Impl m_aChildren;
 
    OWeakStorRefVector_Impl m_aOpenStreams;
 
public:
    explicit OHierarchyElement_Impl( css::uno::Reference< css::embed::XStorage > xStorage )
    : m_xOwnStorage(std::move( xStorage ))
    {}
 
    explicit OHierarchyElement_Impl( css::uno::WeakReference< css::embed::XStorage > xWeakStorage )
    : m_xWeakOwnStorage(std::move( xWeakStorage ))
    {}
 
    void Commit();
 
    void SetParent( const ::rtl::Reference< OHierarchyElement_Impl >& rParent ) { m_rParent = rParent; }
 
    void TestForClosing();
 
    void RemoveElement( const ::rtl::Reference< OHierarchyElement_Impl >& aRef );
 
    css::uno::Reference< css::embed::XExtendedStorageStream >
        GetStreamHierarchically( sal_Int32 nStorageMode,
                                std::vector<OUString>& aPath,
                                sal_Int32 nStreamMode,
                                const ::comphelper::SequenceAsHashMap& aEncryptionData );
 
    void RemoveStreamHierarchically( std::vector<OUString>& aListPath );
 
    // XEventListener
    virtual void SAL_CALL disposing( const css::lang::EventObject& Source ) override;
 
    // XTransactionListener
    virtual void SAL_CALL preCommit( const css::lang::EventObject& aEvent ) override;
    virtual void SAL_CALL commited( const css::lang::EventObject& aEvent ) override;
    virtual void SAL_CALL preRevert( const css::lang::EventObject& aEvent ) override;
    virtual void SAL_CALL reverted( const css::lang::EventObject& aEvent ) override;
 
};
 
class OHierarchyHolder_Impl : public ::cppu::OWeakObject
{
    css::uno::WeakReference< css::embed::XStorage > m_xWeakOwnStorage;
    ::rtl::Reference< OHierarchyElement_Impl > m_xChild;
public:
    explicit OHierarchyHolder_Impl( const css::uno::Reference< css::embed::XStorage >& xOwnStorage )
    : m_xWeakOwnStorage( xOwnStorage )
    , m_xChild( new OHierarchyElement_Impl( css::uno::WeakReference< css::embed::XStorage >( xOwnStorage ) ) )
    {}
 
    static std::vector<OUString> GetListPathFromString( std::u16string_view aPath );
 
    css::uno::Reference< css::embed::XExtendedStorageStream >
        GetStreamHierarchically( sal_Int32 nStorageMode,
                                std::vector<OUString>& aListPath,
                                sal_Int32 nStreamMode,
                                const ::comphelper::SequenceAsHashMap& aEncryptionData = ::comphelper::SequenceAsHashMap() );
 
    void RemoveStreamHierarchically( std::vector<OUString>& aListPath );
};
 
#endif // _OHIERARCHYHOLDER
 
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