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If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 #ifndef ODMA_INPUTSTREAM_HXX 29 #define ODMA_INPUTSTREAM_HXX 30 31 #include <osl/mutex.hxx> 32 #include <com/sun/star/io/XInputStream.hpp> 33 #include <com/sun/star/io/XStream.hpp> 34 #include <com/sun/star/io/XOutputStream.hpp> 35 #include <com/sun/star/io/XTruncate.hpp> 36 #include <com/sun/star/io/XSeekable.hpp> 37 #include <cppuhelper/implbase5.hxx> 38 39 #include "rtl/ref.hxx" 40 41 namespace ucbhelper 42 { 43 class Content; 44 } 45 namespace odma 46 { 47 typedef ::cppu::WeakImplHelper5< ::com::sun::star::io::XInputStream, 48 ::com::sun::star::io::XStream, 49 ::com::sun::star::io::XTruncate, 50 ::com::sun::star::io::XSeekable, 51 ::com::sun::star::io::XOutputStream> OOdmaStreamBase; 52 53 class ContentProvider; 54 class ContentProperties; 55 class OOdmaStream : public OOdmaStreamBase 56 { 57 ::osl::Mutex m_aMutex; 58 ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream> m_xOutput; 59 ::com::sun::star::uno::Reference< ::com::sun::star::io::XTruncate> m_xTruncate; 60 ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream> m_xInput; 61 ::com::sun::star::uno::Reference< ::com::sun::star::io::XSeekable> m_xInputSeek; 62 63 ::rtl::Reference<ContentProperties> m_aProp; 64 ::ucbhelper::Content* m_pContent; 65 ContentProvider* m_pProvider; 66 sal_Bool m_bInputStreamCalled; 67 sal_Bool m_bOutputStreamCalled; 68 sal_Bool m_bModified; 69 70 void ensureInputStream() throw( ::com::sun::star::io::IOException ); 71 void ensureOutputStream() throw( ::com::sun::star::io::IOException ); 72 void SAL_CALL closeStream() throw( ::com::sun::star::io::NotConnectedException, 73 ::com::sun::star::io::IOException, 74 ::com::sun::star::uno::RuntimeException ); 75 public: 76 OOdmaStream(::ucbhelper::Content* _pContent, 77 ContentProvider* _pProvider, 78 const ::rtl::Reference<ContentProperties>& _rProp); 79 virtual ~OOdmaStream(); 80 // com::sun::star::io::XInputStream 81 virtual sal_Int32 SAL_CALL readBytes( ::com::sun::star::uno::Sequence<sal_Int8>& aData, sal_Int32 nBytesToRead ) 82 throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, 83 ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 84 85 virtual sal_Int32 SAL_CALL readSomeBytes( ::com::sun::star::uno::Sequence<sal_Int8>& aData, sal_Int32 nMaxBytesToRead ) 86 throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, 87 ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 88 89 virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip ) 90 throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, 91 ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 92 93 virtual sal_Int32 SAL_CALL available( ) 94 throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 95 96 virtual void SAL_CALL closeInput( ) 97 throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 98 99 // com::sun::star::io::XStream 100 virtual com::sun::star::uno::Reference< com::sun::star::io::XInputStream > SAL_CALL getInputStream( ) throw( com::sun::star::uno::RuntimeException ); 101 virtual com::sun::star::uno::Reference< com::sun::star::io::XOutputStream > SAL_CALL getOutputStream( ) throw( com::sun::star::uno::RuntimeException ); 102 103 // com::sun::star::io::XOutputStream 104 void SAL_CALL writeBytes( const com::sun::star::uno::Sequence< sal_Int8 >& aData ) 105 throw( com::sun::star::io::NotConnectedException, 106 com::sun::star::io::BufferSizeExceededException, 107 com::sun::star::io::IOException, 108 com::sun::star::uno::RuntimeException); 109 110 void SAL_CALL flush() 111 throw( com::sun::star::io::NotConnectedException, 112 com::sun::star::io::BufferSizeExceededException, 113 com::sun::star::io::IOException, 114 com::sun::star::uno::RuntimeException); 115 void SAL_CALL closeOutput() 116 throw( com::sun::star::io::NotConnectedException, 117 com::sun::star::io::IOException, 118 com::sun::star::uno::RuntimeException ); 119 // XTruncate 120 virtual void SAL_CALL truncate( void ) 121 throw( com::sun::star::io::IOException, 122 com::sun::star::uno::RuntimeException ); 123 // XSeekable 124 void SAL_CALL seek(sal_Int64 location ) 125 throw( com::sun::star::lang::IllegalArgumentException, 126 com::sun::star::io::IOException, 127 com::sun::star::uno::RuntimeException ); 128 129 sal_Int64 SAL_CALL getPosition() 130 throw( com::sun::star::io::IOException, 131 com::sun::star::uno::RuntimeException ); 132 133 sal_Int64 SAL_CALL getLength() 134 throw( com::sun::star::io::IOException, 135 com::sun::star::uno::RuntimeException ); 136 }; 137 } 138 #endif // ODMA_INPUTSTREAM_HXX 139