selfterminatefilestream.hxx

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#ifndef INCLUDED_PACKAGE_SOURCE_XSTOR_SELFTERMINATEFILESTREAM_HXX
#define INCLUDED_PACKAGE_SOURCE_XSTOR_SELFTERMINATEFILESTREAM_HXX
 
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/io/XSeekable.hpp>
#include <com/sun/star/ucb/XSimpleFileAccess3.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <cppuhelper/implbase.hxx>
#include <unotools/streamwrap.hxx>
#include <unotools/tempfile.hxx>
#include <rtl/ref.hxx>
#include <optional>
 
struct OWriteStream_Impl;
 
class OSelfTerminateFileStream final : public cppu::WeakImplHelper< css::io::XInputStream,
                                                               css::io::XSeekable >
{
    std::optional<utl::TempFileFast> m_oTempFile;
    rtl::Reference< utl::OSeekableInputStreamWrapper > m_xStreamWrapper;
 
public:
    OSelfTerminateFileStream( const css::uno::Reference< css::uno::XComponentContext >& xContext, utl::TempFileFast aTempFile );
 
    virtual ~OSelfTerminateFileStream() override;
 
    void CloseStreamDeleteFile();
 
    // XInputStream
    virtual sal_Int32 SAL_CALL readBytes( css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead ) override;
    virtual sal_Int32 SAL_CALL readSomeBytes( css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead ) override;
    virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip ) override;
    virtual sal_Int32 SAL_CALL available() override;
    virtual void SAL_CALL closeInput() override;
 
    //XSeekable
    virtual void SAL_CALL seek( sal_Int64 location ) override;
    virtual sal_Int64 SAL_CALL getPosition() override;
    virtual sal_Int64 SAL_CALL getLength() override;
 
};
 
#endif
 
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