1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 #ifndef _FILSTR_HXX_ 24 #define _FILSTR_HXX_ 25 26 #include <osl/mutex.hxx> 27 #include <rtl/ustring.hxx> 28 #include <cppuhelper/weak.hxx> 29 #include <ucbhelper/macros.hxx> 30 #include <com/sun/star/uno/XInterface.hpp> 31 #include <com/sun/star/lang/XTypeProvider.hpp> 32 #include <com/sun/star/io/XSeekable.hpp> 33 #include <com/sun/star/io/XTruncate.hpp> 34 #include <com/sun/star/io/XInputStream.hpp> 35 #include <com/sun/star/io/XOutputStream.hpp> 36 #include <com/sun/star/io/XStream.hpp> 37 #include "com/sun/star/io/XAsyncOutputMonitor.hpp" 38 #include <com/sun/star/ucb/XContentProvider.hpp> 39 40 #include "filrec.hxx" 41 42 namespace fileaccess { 43 44 // forward: 45 class shell; 46 class XInputStreamForStream; 47 class XOutputStreamForStream; 48 49 class XStream_impl 50 : public cppu::OWeakObject, 51 public com::sun::star::lang::XTypeProvider, 52 public com::sun::star::io::XStream, 53 public com::sun::star::io::XSeekable, 54 public com::sun::star::io::XInputStream, 55 public com::sun::star::io::XOutputStream, 56 public com::sun::star::io::XTruncate, 57 public com::sun::star::io::XAsyncOutputMonitor 58 { 59 friend class XInputStreamForStream; 60 friend class XOutputStreamForStream; 61 62 public: 63 64 XStream_impl( shell* pMyShell,const rtl::OUString& aUncPath, sal_Bool bLock ); 65 66 /** 67 * Returns an error code as given by filerror.hxx 68 */ 69 70 sal_Int32 SAL_CALL CtorSuccess(); 71 sal_Int32 SAL_CALL getMinorError(); 72 73 virtual ~XStream_impl(); 74 75 76 // OWeakObject 77 78 virtual com::sun::star::uno::Any SAL_CALL 79 queryInterface( 80 const com::sun::star::uno::Type& rType ) 81 throw( com::sun::star::uno::RuntimeException); 82 83 virtual void SAL_CALL 84 acquire( 85 void ) 86 throw(); 87 88 virtual void SAL_CALL 89 release( 90 void ) 91 throw(); 92 93 94 // XTypeProvider 95 96 XTYPEPROVIDER_DECL() 97 98 99 // XStream 100 101 virtual com::sun::star::uno::Reference< com::sun::star::io::XInputStream > SAL_CALL 102 getInputStream( ) 103 throw( com::sun::star::uno::RuntimeException ); 104 105 virtual com::sun::star::uno::Reference< com::sun::star::io::XOutputStream > SAL_CALL 106 getOutputStream( ) 107 throw( com::sun::star::uno::RuntimeException ); 108 109 110 // XTruncate 111 112 virtual void SAL_CALL truncate( void ) 113 throw( com::sun::star::io::IOException, 114 com::sun::star::uno::RuntimeException ); 115 116 117 // XInputStream 118 119 sal_Int32 SAL_CALL 120 readBytes( 121 com::sun::star::uno::Sequence< sal_Int8 >& aData, 122 sal_Int32 nBytesToRead ) 123 throw( com::sun::star::io::NotConnectedException, 124 com::sun::star::io::BufferSizeExceededException, 125 com::sun::star::io::IOException, 126 com::sun::star::uno::RuntimeException); 127 128 sal_Int32 SAL_CALL 129 readSomeBytes( 130 com::sun::star::uno::Sequence< sal_Int8 >& aData, 131 sal_Int32 nMaxBytesToRead ) 132 throw( com::sun::star::io::NotConnectedException, 133 com::sun::star::io::BufferSizeExceededException, 134 com::sun::star::io::IOException, 135 com::sun::star::uno::RuntimeException); 136 137 138 void SAL_CALL 139 skipBytes( 140 sal_Int32 nBytesToSkip ) 141 throw( com::sun::star::io::NotConnectedException, 142 com::sun::star::io::BufferSizeExceededException, 143 com::sun::star::io::IOException, 144 com::sun::star::uno::RuntimeException ); 145 146 sal_Int32 SAL_CALL 147 available( 148 void ) 149 throw( com::sun::star::io::NotConnectedException, 150 com::sun::star::io::IOException, 151 com::sun::star::uno::RuntimeException ); 152 153 void SAL_CALL 154 closeInput( 155 void ) 156 throw( com::sun::star::io::NotConnectedException, 157 com::sun::star::io::IOException, 158 com::sun::star::uno::RuntimeException ); 159 160 // XSeekable 161 162 void SAL_CALL 163 seek( 164 sal_Int64 location ) 165 throw( com::sun::star::lang::IllegalArgumentException, 166 com::sun::star::io::IOException, 167 com::sun::star::uno::RuntimeException ); 168 169 sal_Int64 SAL_CALL 170 getPosition( 171 void ) 172 throw( com::sun::star::io::IOException, 173 com::sun::star::uno::RuntimeException ); 174 175 sal_Int64 SAL_CALL 176 getLength( 177 void ) 178 throw( com::sun::star::io::IOException, 179 com::sun::star::uno::RuntimeException ); 180 181 182 // XOutputStream 183 184 void SAL_CALL 185 writeBytes( const com::sun::star::uno::Sequence< sal_Int8 >& aData ) 186 throw( com::sun::star::io::NotConnectedException, 187 com::sun::star::io::BufferSizeExceededException, 188 com::sun::star::io::IOException, 189 com::sun::star::uno::RuntimeException); 190 191 192 193 void SAL_CALL 194 flush() 195 throw( com::sun::star::io::NotConnectedException, 196 com::sun::star::io::BufferSizeExceededException, 197 com::sun::star::io::IOException, 198 com::sun::star::uno::RuntimeException); 199 200 201 void SAL_CALL 202 closeOutput( 203 void ) 204 throw( com::sun::star::io::NotConnectedException, 205 com::sun::star::io::IOException, 206 com::sun::star::uno::RuntimeException ); 207 208 virtual void SAL_CALL waitForCompletion() 209 throw ( 210 com::sun::star::io::IOException, 211 com::sun::star::uno::RuntimeException); 212 213 private: 214 215 osl::Mutex m_aMutex; 216 bool m_bInputStreamCalled,m_bOutputStreamCalled; 217 218 shell* m_pMyShell; 219 com::sun::star::uno::Reference< com::sun::star::ucb::XContentProvider > m_xProvider; 220 sal_Bool m_nIsOpen; 221 222 sal_Bool m_bLock; 223 224 ReconnectingFile m_aFile; 225 226 sal_Int32 m_nErrorCode; 227 sal_Int32 m_nMinorErrorCode; 228 229 // Implementation methods 230 231 void SAL_CALL 232 closeStream( 233 void ) 234 throw( com::sun::star::io::NotConnectedException, 235 com::sun::star::io::IOException, 236 com::sun::star::uno::RuntimeException ); 237 238 }; 239 240 } // end namespace XStream_impl 241 242 #endif 243