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: DTDAttDefList.hpp 568078 2007-08-21 11:43:25Z amassari $ |
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20 | */ |
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21 | |
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22 | |
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23 | #if !defined(DTDATTDEFLIST_HPP) |
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24 | #define DTDATTDEFLIST_HPP |
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25 | |
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26 | #include <xercesc/util/RefHashTableOf.hpp> |
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27 | #include <xercesc/validators/DTD/DTDElementDecl.hpp> |
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28 | |
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29 | XERCES_CPP_NAMESPACE_BEGIN |
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30 | |
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31 | // |
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32 | // This is a derivative of the framework abstract class which defines the |
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33 | // interface to a list of attribute defs that belong to a particular |
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34 | // element. The scanner needs to be able to get a list of the attributes |
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35 | // that an element supports, for use during the validation process and for |
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36 | // fixed/default attribute processing. |
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37 | // |
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38 | // Since each validator can store attributes differently, this abstract |
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39 | // interface allows each validator to provide an implementation of this |
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40 | // data strucure that works best for it. |
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41 | // |
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42 | // For us, we just wrap the RefHashTableOf collection that the DTDElementDecl |
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43 | // class uses to store the attributes that belong to it. |
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44 | // |
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45 | // This clss does not adopt the hash table, it just references it. The |
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46 | // hash table is owned by the element decl it is a member of. |
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47 | // |
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48 | class VALIDATORS_EXPORT DTDAttDefList : public XMLAttDefList |
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49 | { |
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50 | public : |
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51 | // ----------------------------------------------------------------------- |
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52 | // Constructors and Destructor |
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53 | // ----------------------------------------------------------------------- |
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54 | DTDAttDefList |
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55 | ( |
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56 | RefHashTableOf<DTDAttDef>* const listToUse, |
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57 | MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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58 | ); |
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59 | |
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60 | ~DTDAttDefList(); |
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61 | |
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62 | |
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63 | // ----------------------------------------------------------------------- |
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64 | // Implementation of the virtual interface |
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65 | // ----------------------------------------------------------------------- |
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66 | |
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67 | /** |
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68 | * @deprecated This method is not thread-safe. |
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69 | */ |
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70 | virtual bool hasMoreElements() const; |
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71 | virtual bool isEmpty() const; |
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72 | virtual XMLAttDef* findAttDef |
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73 | ( |
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74 | const unsigned long uriID |
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75 | , const XMLCh* const attName |
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76 | ); |
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77 | virtual const XMLAttDef* findAttDef |
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78 | ( |
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79 | const unsigned long uriID |
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80 | , const XMLCh* const attName |
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81 | ) const; |
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82 | virtual XMLAttDef* findAttDef |
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83 | ( |
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84 | const XMLCh* const attURI |
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85 | , const XMLCh* const attName |
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86 | ); |
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87 | virtual const XMLAttDef* findAttDef |
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88 | ( |
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89 | const XMLCh* const attURI |
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90 | , const XMLCh* const attName |
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91 | ) const; |
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92 | |
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93 | /** |
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94 | * @deprecated This method is not thread-safe. |
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95 | */ |
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96 | virtual XMLAttDef& nextElement(); |
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97 | |
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98 | /** |
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99 | * @deprecated This method is not thread-safe. |
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100 | */ |
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101 | virtual void Reset(); |
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102 | |
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103 | /** |
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104 | * return total number of attributes in this list |
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105 | */ |
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106 | virtual unsigned int getAttDefCount() const ; |
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107 | |
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108 | /** |
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109 | * return attribute at the index-th position in the list. |
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110 | */ |
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111 | virtual XMLAttDef &getAttDef(unsigned int index) ; |
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112 | |
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113 | /** |
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114 | * return attribute at the index-th position in the list. |
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115 | */ |
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116 | virtual const XMLAttDef &getAttDef(unsigned int index) const ; |
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117 | |
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118 | /*** |
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119 | * Support for Serialization/De-serialization |
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120 | ***/ |
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121 | DECL_XSERIALIZABLE(DTDAttDefList) |
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122 | |
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123 | DTDAttDefList(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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124 | |
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125 | private : |
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126 | |
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127 | void addAttDef(DTDAttDef *toAdd); |
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128 | // ----------------------------------------------------------------------- |
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129 | // Unimplemented constructors and operators |
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130 | // ----------------------------------------------------------------------- |
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131 | DTDAttDefList(const DTDAttDefList &); |
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132 | DTDAttDefList& operator = (const DTDAttDefList&); |
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133 | |
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134 | // ----------------------------------------------------------------------- |
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135 | // Private data members |
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136 | // |
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137 | // fEnum |
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138 | // This is an enerator for the list that we use to do the enumerator |
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139 | // type methods of this class. |
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140 | // |
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141 | // fList |
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142 | // The list of DTDAttDef objects that represent the attributes that |
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143 | // a particular element supports. |
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144 | // fArray |
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145 | // vector of pointers to the DTDAttDef objects contained in this list |
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146 | // fSize |
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147 | // size of fArray |
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148 | // fCount |
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149 | // number of DTDAttDef objects currently stored in this list |
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150 | // ----------------------------------------------------------------------- |
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151 | RefHashTableOfEnumerator<DTDAttDef>* fEnum; |
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152 | RefHashTableOf<DTDAttDef>* fList; |
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153 | DTDAttDef** fArray; |
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154 | unsigned int fSize; |
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155 | unsigned int fCount; |
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156 | |
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157 | friend class DTDElementDecl; |
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158 | }; |
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159 | |
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160 | inline void DTDAttDefList::addAttDef(DTDAttDef *toAdd) |
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161 | { |
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162 | if(fCount == fSize) |
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163 | { |
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164 | // need to grow fArray |
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165 | fSize <<= 1; |
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166 | DTDAttDef** newArray = (DTDAttDef **)((getMemoryManager())->allocate( sizeof(DTDAttDef*) * fSize )); |
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167 | memcpy(newArray, fArray, fCount * sizeof(DTDAttDef *)); |
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168 | (getMemoryManager())->deallocate(fArray); |
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169 | fArray = newArray; |
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170 | } |
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171 | fArray[fCount++] = toAdd; |
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172 | } |
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173 | |
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174 | XERCES_CPP_NAMESPACE_END |
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175 | |
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176 | #endif |
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