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 _XMLSEARCH_QE_DOCGENERATOR_HXX_ 28 #define _XMLSEARCH_QE_DOCGENERATOR_HXX_ 29 30 #include <rtl/ref.hxx> 31 #ifndef _RTL_USTRING_HXX__ 32 #include <rtl/ustring.hxx> 33 #endif 34 #include <excep/XmlSearchExceptions.hxx> 35 #include <util/CompressorIterator.hxx> 36 #include <util/Decompressor.hxx> 37 38 39 namespace xmlsearch { 40 41 namespace qe { 42 43 44 class Query; 45 46 47 class NonnegativeIntegerGenerator 48 { 49 public: 50 51 static const sal_Int32 END; 52 53 virtual ~NonnegativeIntegerGenerator() { }; 54 virtual sal_Int32 first() throw( xmlsearch::excep::XmlSearchException ) = 0; 55 virtual sal_Int32 next() throw( xmlsearch::excep::XmlSearchException ) = 0; 56 }; 57 58 59 class RoleFiller 60 { 61 public: 62 63 static RoleFiller* STOP() { return &roleFiller_; } 64 65 RoleFiller(); 66 67 ~RoleFiller(); 68 69 void acquire() { ++m_nRefcount; } 70 void release() { if( ! --m_nRefcount ) delete this; } 71 72 private: 73 74 static RoleFiller roleFiller_; 75 76 sal_uInt32 m_nRefcount; 77 sal_uInt8 fixedRole_; 78 sal_Int16 filled_; 79 sal_Int32 begin_,end_,parentContext_,limit_; 80 81 RoleFiller* next_; 82 std::vector< RoleFiller* > fillers_; 83 }; 84 85 86 class GeneratorHeap 87 { 88 public: 89 90 GeneratorHeap() 91 : heapSize_( 0 ), 92 free_( 0 ) 93 { } 94 private: 95 96 sal_Int32 heapSize_,free_; 97 }; 98 99 100 101 } 102 } 103 104 #endif 105