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See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // MARKER(update_precomp.py): autogen include statement, do not remove 29 #include "precompiled_xmlscript.hxx" 30 #include <rtl/memory.h> 31 32 #include <cppuhelper/implbase1.hxx> 33 #include <xmlscript/xml_helper.hxx> 34 35 36 using namespace rtl; 37 using namespace osl; 38 using namespace com::sun::star; 39 using namespace com::sun::star::uno; 40 41 42 namespace xmlscript 43 { 44 45 //================================================================================================== 46 class BSeqInputStream 47 : public ::cppu::WeakImplHelper1< io::XInputStream > 48 { 49 ByteSequence _seq; 50 sal_Int32 _nPos; 51 52 public: 53 inline BSeqInputStream( ByteSequence const & rSeq ) 54 SAL_THROW( () ) 55 : _seq( rSeq ) 56 , _nPos( 0 ) 57 {} 58 59 // XInputStream 60 virtual sal_Int32 SAL_CALL readBytes( 61 Sequence< sal_Int8 > & rData, sal_Int32 nBytesToRead ) 62 throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException); 63 virtual sal_Int32 SAL_CALL readSomeBytes( 64 Sequence< sal_Int8 > & rData, sal_Int32 nMaxBytesToRead ) 65 throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException); 66 virtual void SAL_CALL skipBytes( 67 sal_Int32 nBytesToSkip ) 68 throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException); 69 virtual sal_Int32 SAL_CALL available() 70 throw (io::NotConnectedException, io::IOException, RuntimeException); 71 virtual void SAL_CALL closeInput() 72 throw (io::NotConnectedException, io::IOException, RuntimeException); 73 }; 74 //__________________________________________________________________________________________________ 75 sal_Int32 BSeqInputStream::readBytes( 76 Sequence< sal_Int8 > & rData, sal_Int32 nBytesToRead ) 77 throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException) 78 { 79 nBytesToRead = ((nBytesToRead > _seq.getLength() - _nPos) 80 ? _seq.getLength() - _nPos 81 : nBytesToRead); 82 83 ByteSequence aBytes( _seq.getConstArray() + _nPos, nBytesToRead ); 84 rData = toUnoSequence( aBytes ); 85 _nPos += nBytesToRead; 86 return nBytesToRead; 87 } 88 //__________________________________________________________________________________________________ 89 sal_Int32 BSeqInputStream::readSomeBytes( 90 Sequence< sal_Int8 > & rData, sal_Int32 nMaxBytesToRead ) 91 throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException) 92 { 93 return readBytes( rData, nMaxBytesToRead ); 94 } 95 //__________________________________________________________________________________________________ 96 void BSeqInputStream::skipBytes( 97 sal_Int32 /*nBytesToSkip*/ ) 98 throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException) 99 { 100 } 101 //__________________________________________________________________________________________________ 102 sal_Int32 BSeqInputStream::available() 103 throw (io::NotConnectedException, io::IOException, RuntimeException) 104 { 105 return (_seq.getLength() - _nPos); 106 } 107 //__________________________________________________________________________________________________ 108 void BSeqInputStream::closeInput() 109 throw (io::NotConnectedException, io::IOException, RuntimeException) 110 { 111 } 112 113 //################################################################################################## 114 115 //================================================================================================== 116 class BSeqOutputStream 117 : public ::cppu::WeakImplHelper1< io::XOutputStream > 118 { 119 ByteSequence * _seq; 120 121 public: 122 inline BSeqOutputStream( ByteSequence * seq ) 123 SAL_THROW( () ) 124 : _seq( seq ) 125 {} 126 127 // XOutputStream 128 virtual void SAL_CALL writeBytes( 129 Sequence< sal_Int8 > const & rData ) 130 throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException); 131 virtual void SAL_CALL flush() 132 throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException); 133 virtual void SAL_CALL closeOutput() 134 throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException); 135 }; 136 //__________________________________________________________________________________________________ 137 void BSeqOutputStream::writeBytes( Sequence< sal_Int8 > const & rData ) 138 throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException) 139 { 140 sal_Int32 nPos = _seq->getLength(); 141 _seq->realloc( nPos + rData.getLength() ); 142 ::rtl_copyMemory( (char *)_seq->getArray() + nPos, 143 (char const *)rData.getConstArray(), 144 rData.getLength() ); 145 } 146 //__________________________________________________________________________________________________ 147 void BSeqOutputStream::flush() 148 throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException) 149 { 150 } 151 //__________________________________________________________________________________________________ 152 void BSeqOutputStream::closeOutput() 153 throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException) 154 { 155 } 156 157 //################################################################################################## 158 159 //================================================================================================== 160 Reference< io::XInputStream > SAL_CALL createInputStream( ByteSequence const & rInData ) 161 SAL_THROW( () ) 162 { 163 return new BSeqInputStream( rInData ); 164 } 165 166 //================================================================================================== 167 Reference< io::XOutputStream > SAL_CALL createOutputStream( ByteSequence * pOutData ) 168 SAL_THROW( () ) 169 { 170 return new BSeqOutputStream( pOutData ); 171 } 172 173 } 174