retrievedinputstreamdata.hxx

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#ifndef INCLUDED_SW_SOURCE_CORE_INC_RETRIEVEDINPUTSTREAMDATA_HXX
#define INCLUDED_SW_SOURCE_CORE_INC_RETRIEVEDINPUTSTREAMDATA_HXX
 
#include <tools/link.hxx>
#include <sal/types.h>
#include <mutex>
#include <com/sun/star/uno/Reference.hxx>
 
#include <map>
#include <memory>
#include <utility>
 
namespace com::sun::star::io { class XInputStream; }
 
class SwAsyncRetrieveInputStreamThreadConsumer;
 
class SwRetrievedInputStreamDataManager
{
    public:
 
        typedef sal_uInt64 tDataKey;
 
        struct tData
        {
            std::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > mpThreadConsumer;
            css::uno::Reference<css::io::XInputStream> mxInputStream;
            bool mbIsStreamReadOnly;
 
            tData()
                : mpThreadConsumer(),
                  mbIsStreamReadOnly( false )
            {};
 
            tData( std::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > pThreadConsumer )
                : mpThreadConsumer(std::move( pThreadConsumer )),
                  mbIsStreamReadOnly( false )
            {};
        };
 
        static SwRetrievedInputStreamDataManager& GetManager();
 
        tDataKey ReserveData( std::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > const & pThreadConsumer );
 
        void PushData( const tDataKey nDataKey,
                       css::uno::Reference<css::io::XInputStream> const & xInputStream,
                       const bool bIsStreamReadOnly );
 
        bool PopData( const tDataKey nDataKey,
                      tData& rData );
 
        DECL_STATIC_LINK( SwRetrievedInputStreamDataManager, LinkedInputStreamReady, void*, void );
 
    private:
 
        static tDataKey snNextKeyValue;
 
        std::mutex maMutex;
 
        std::map< tDataKey, tData > maInputStreamData;
};
#endif
 
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