1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 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 #ifndef _XMLEARCH_UTIL_RANDOMACCESSSTREAM_HXX_ 28 #define _XMLEARCH_UTIL_RANDOMACCESSSTREAM_HXX_ 29 30 #include <osl/file.hxx> 31 32 namespace xmlsearch { 33 34 namespace util { 35 36 37 class RandomAccessStream 38 { 39 public: 40 41 virtual ~RandomAccessStream() { }; 42 43 // The calle is responsible for allocating the buffer 44 virtual void seek( sal_Int32 ) = 0; 45 virtual sal_Int32 readBytes( sal_Int8*,sal_Int32 ) = 0; 46 virtual void writeBytes( sal_Int8*, sal_Int32 ) = 0; 47 virtual sal_Int32 length() = 0; 48 virtual void close() = 0; 49 50 51 protected: 52 53 enum OPENFLAG { Read = OpenFlag_Read, 54 Write = OpenFlag_Write, 55 Create = OpenFlag_Create }; 56 57 }; 58 59 60 } 61 } 62 63 #endif 64