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 _XMLSEARCH_QE_DOCGENERATOR_HXX_ 24 #define _XMLSEARCH_QE_DOCGENERATOR_HXX_ 25 26 #include <rtl/ref.hxx> 27 #ifndef _RTL_USTRING_HXX__ 28 #include <rtl/ustring.hxx> 29 #endif 30 #include <excep/XmlSearchExceptions.hxx> 31 #include <util/CompressorIterator.hxx> 32 #include <util/Decompressor.hxx> 33 34 35 namespace xmlsearch { 36 37 namespace qe { 38 39 40 class Query; 41 42 43 class NonnegativeIntegerGenerator 44 { 45 public: 46 47 static const sal_Int32 END; 48 ~NonnegativeIntegerGenerator()49 virtual ~NonnegativeIntegerGenerator() { }; 50 virtual sal_Int32 first() throw( xmlsearch::excep::XmlSearchException ) = 0; 51 virtual sal_Int32 next() throw( xmlsearch::excep::XmlSearchException ) = 0; 52 }; 53 54 55 class RoleFiller 56 { 57 public: 58 STOP()59 static RoleFiller* STOP() { return &roleFiller_; } 60 61 RoleFiller(); 62 63 ~RoleFiller(); 64 acquire()65 void acquire() { ++m_nRefcount; } release()66 void release() { if( ! --m_nRefcount ) delete this; } 67 68 private: 69 70 static RoleFiller roleFiller_; 71 72 sal_uInt32 m_nRefcount; 73 sal_uInt8 fixedRole_; 74 sal_Int16 filled_; 75 sal_Int32 begin_,end_,parentContext_,limit_; 76 77 RoleFiller* next_; 78 std::vector< RoleFiller* > fillers_; 79 }; 80 81 82 class GeneratorHeap 83 { 84 public: 85 GeneratorHeap()86 GeneratorHeap() 87 : heapSize_( 0 ), 88 free_( 0 ) 89 { } 90 private: 91 92 sal_Int32 heapSize_,free_; 93 }; 94 95 96 97 } 98 } 99 100 #endif 101