[2674] | 1 | /* |
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| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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| 3 | * contributor license agreements. See the NOTICE file distributed with |
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| 4 | * this work for additional information regarding copyright ownership. |
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| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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| 6 | * (the "License"); you may not use this file except in compliance with |
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| 7 | * the License. You may obtain a copy of the License at |
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| 8 | * |
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| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 10 | * |
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| 11 | * Unless required by applicable law or agreed to in writing, software |
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| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 14 | * See the License for the specific language governing permissions and |
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| 15 | * limitations under the License. |
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| 16 | */ |
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| 17 | |
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| 18 | /* |
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| 19 | * $Id: ICUTransService.hpp 568078 2007-08-21 11:43:25Z amassari $ |
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| 20 | */ |
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| 21 | |
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| 22 | #ifndef ICUTRANSSERVICE_HPP |
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| 23 | #define ICUTRANSSERVICE_HPP |
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| 24 | |
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| 25 | #include <xercesc/util/Mutexes.hpp> |
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| 26 | #include <xercesc/util/TransService.hpp> |
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| 27 | |
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| 28 | struct UConverter; |
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| 29 | |
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| 30 | XERCES_CPP_NAMESPACE_BEGIN |
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| 31 | |
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| 32 | class XMLUTIL_EXPORT ICUTransService : public XMLTransService |
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| 33 | { |
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| 34 | public : |
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| 35 | friend class Uniconv390TransService; |
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| 36 | // ----------------------------------------------------------------------- |
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| 37 | // Constructors and Destructor |
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| 38 | // ----------------------------------------------------------------------- |
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| 39 | ICUTransService(); |
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| 40 | ~ICUTransService(); |
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| 41 | |
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| 42 | |
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| 43 | // ----------------------------------------------------------------------- |
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| 44 | // Implementation of the virtual transcoding service API |
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| 45 | // ----------------------------------------------------------------------- |
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| 46 | virtual int compareIString |
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| 47 | ( |
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| 48 | const XMLCh* const comp1 |
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| 49 | , const XMLCh* const comp2 |
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| 50 | ); |
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| 51 | |
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| 52 | virtual int compareNIString |
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| 53 | ( |
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| 54 | const XMLCh* const comp1 |
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| 55 | , const XMLCh* const comp2 |
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| 56 | , const unsigned int maxChars |
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| 57 | ); |
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| 58 | |
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| 59 | virtual const XMLCh* getId() const; |
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| 60 | |
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| 61 | virtual bool isSpace(const XMLCh toCheck) const; |
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| 62 | |
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| 63 | virtual XMLLCPTranscoder* makeNewLCPTranscoder(); |
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| 64 | |
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| 65 | virtual bool supportsSrcOfs() const; |
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| 66 | |
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| 67 | virtual void upperCase(XMLCh* const toUpperCase) const; |
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| 68 | virtual void lowerCase(XMLCh* const toLowerCase) const; |
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| 69 | |
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| 70 | |
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| 71 | protected : |
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| 72 | // ----------------------------------------------------------------------- |
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| 73 | // Protected virtual methods |
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| 74 | // ----------------------------------------------------------------------- |
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| 75 | virtual XMLTranscoder* makeNewXMLTranscoder |
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| 76 | ( |
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| 77 | const XMLCh* const encodingName |
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| 78 | , XMLTransService::Codes& resValue |
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| 79 | , const unsigned int blockSize |
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| 80 | , MemoryManager* const manager |
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| 81 | ); |
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| 82 | |
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| 83 | |
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| 84 | private : |
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| 85 | // ----------------------------------------------------------------------- |
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| 86 | // Unimplemented constructors and operators |
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| 87 | // ----------------------------------------------------------------------- |
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| 88 | ICUTransService(const ICUTransService&); |
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| 89 | ICUTransService& operator=(const ICUTransService&); |
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| 90 | }; |
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| 91 | |
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| 92 | |
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| 93 | |
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| 94 | class XMLUTIL_EXPORT ICUTranscoder : public XMLTranscoder |
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| 95 | { |
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| 96 | public : |
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| 97 | // ----------------------------------------------------------------------- |
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| 98 | // Constructors and Destructor |
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| 99 | // ----------------------------------------------------------------------- |
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| 100 | ICUTranscoder |
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| 101 | ( |
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| 102 | const XMLCh* const encodingName |
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| 103 | , UConverter* const toAdopt |
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| 104 | , const unsigned int blockSize |
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| 105 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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| 106 | ); |
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| 107 | ~ICUTranscoder(); |
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| 108 | |
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| 109 | |
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| 110 | // ----------------------------------------------------------------------- |
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| 111 | // Implementation of the virtual transcoder interface |
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| 112 | // ----------------------------------------------------------------------- |
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| 113 | virtual unsigned int transcodeFrom |
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| 114 | ( |
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| 115 | const XMLByte* const srcData |
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| 116 | , const unsigned int srcCount |
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| 117 | , XMLCh* const toFill |
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| 118 | , const unsigned int maxChars |
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| 119 | , unsigned int& bytesEaten |
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| 120 | , unsigned char* const charSizes |
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| 121 | ); |
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| 122 | |
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| 123 | virtual unsigned int transcodeTo |
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| 124 | ( |
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| 125 | const XMLCh* const srcData |
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| 126 | , const unsigned int srcCount |
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| 127 | , XMLByte* const toFill |
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| 128 | , const unsigned int maxBytes |
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| 129 | , unsigned int& charsEaten |
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| 130 | , const UnRepOpts options |
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| 131 | ); |
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| 132 | |
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| 133 | virtual bool canTranscodeTo |
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| 134 | ( |
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| 135 | const unsigned int toCheck |
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| 136 | ) const; |
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| 137 | |
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| 138 | |
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| 139 | |
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| 140 | private : |
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| 141 | // ----------------------------------------------------------------------- |
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| 142 | // Unimplemented constructors and operators |
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| 143 | // ----------------------------------------------------------------------- |
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| 144 | ICUTranscoder(); |
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| 145 | ICUTranscoder(const ICUTranscoder&); |
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| 146 | ICUTranscoder& operator=(const ICUTranscoder&); |
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| 147 | |
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| 148 | |
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| 149 | // ----------------------------------------------------------------------- |
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| 150 | // Private data members |
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| 151 | // |
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| 152 | // fConverter |
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| 153 | // This is a pointer to the ICU converter that this transcoder |
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| 154 | // uses. |
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| 155 | // |
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| 156 | // fFixed |
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| 157 | // This is set to true if the encoding is a fixed size one. This |
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| 158 | // can be used to optimize some operations. |
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| 159 | // |
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| 160 | // fSrcOffsets |
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| 161 | // This is an array of longs, which are allocated to the size of |
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| 162 | // the trancoding block (if any) indicated in the ctor. It is used |
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| 163 | // to get the character offsets from ICU, which are then translated |
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| 164 | // into an array of char sizes for return. |
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| 165 | // ----------------------------------------------------------------------- |
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| 166 | UConverter* fConverter; |
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| 167 | bool fFixed; |
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| 168 | XMLUInt32* fSrcOffsets; |
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| 169 | }; |
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| 170 | |
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| 171 | |
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| 172 | class XMLUTIL_EXPORT ICULCPTranscoder : public XMLLCPTranscoder |
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| 173 | { |
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| 174 | public : |
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| 175 | // ----------------------------------------------------------------------- |
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| 176 | // Constructors and Destructor |
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| 177 | // ----------------------------------------------------------------------- |
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| 178 | ICULCPTranscoder(UConverter* const toAdopt); |
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| 179 | ~ICULCPTranscoder(); |
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| 180 | |
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| 181 | |
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| 182 | // ----------------------------------------------------------------------- |
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| 183 | // Implementation of the virtual transcoder interface |
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| 184 | // ----------------------------------------------------------------------- |
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| 185 | virtual unsigned int calcRequiredSize(const char* const srcText |
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| 186 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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| 187 | |
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| 188 | virtual unsigned int calcRequiredSize(const XMLCh* const srcText |
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| 189 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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| 190 | |
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| 191 | virtual char* transcode(const XMLCh* const toTranscode); |
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| 192 | virtual char* transcode(const XMLCh* const toTranscode, |
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| 193 | MemoryManager* const manager); |
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| 194 | |
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| 195 | virtual XMLCh* transcode(const char* const toTranscode); |
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| 196 | virtual XMLCh* transcode(const char* const toTranscode, |
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| 197 | MemoryManager* const manager); |
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| 198 | |
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| 199 | virtual bool transcode |
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| 200 | ( |
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| 201 | const char* const toTranscode |
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| 202 | , XMLCh* const toFill |
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| 203 | , const unsigned int maxChars |
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| 204 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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| 205 | ); |
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| 206 | |
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| 207 | virtual bool transcode |
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| 208 | ( |
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| 209 | const XMLCh* const toTranscode |
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| 210 | , char* const toFill |
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| 211 | , const unsigned int maxChars |
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| 212 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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| 213 | ); |
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| 214 | |
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| 215 | |
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| 216 | |
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| 217 | private : |
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| 218 | // ----------------------------------------------------------------------- |
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| 219 | // Unimplemented constructors and operators |
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| 220 | // ----------------------------------------------------------------------- |
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| 221 | ICULCPTranscoder(); |
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| 222 | ICULCPTranscoder(const ICULCPTranscoder&); |
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| 223 | ICULCPTranscoder& operator=(const ICULCPTranscoder&); |
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| 224 | |
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| 225 | |
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| 226 | // ----------------------------------------------------------------------- |
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| 227 | // Private data members |
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| 228 | // |
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| 229 | // fConverter |
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| 230 | // This is a pointer to the ICU converter that this transcoder |
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| 231 | // uses. |
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| 232 | // |
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| 233 | // fMutex |
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| 234 | // We have to synchronize threaded calls to the converter. |
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| 235 | // ----------------------------------------------------------------------- |
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| 236 | UConverter* fConverter; |
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| 237 | XMLMutex fMutex; |
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| 238 | }; |
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| 239 | |
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| 240 | XERCES_CPP_NAMESPACE_END |
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| 241 | |
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| 242 | #endif |
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