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: Op.hpp 568078 2007-08-21 11:43:25Z amassari $ |
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20 | */ |
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21 | |
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22 | #if !defined(OP_HPP) |
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23 | #define OP_HPP |
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24 | |
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25 | // --------------------------------------------------------------------------- |
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26 | // Includes |
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27 | // --------------------------------------------------------------------------- |
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28 | #include <xercesc/util/RefVectorOf.hpp> |
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29 | #include <xercesc/util/RuntimeException.hpp> |
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30 | |
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31 | XERCES_CPP_NAMESPACE_BEGIN |
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32 | |
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33 | // --------------------------------------------------------------------------- |
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34 | // Forward Declaration |
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35 | // --------------------------------------------------------------------------- |
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36 | class Token; |
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37 | |
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38 | |
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39 | class XMLUTIL_EXPORT Op : public XMemory |
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40 | { |
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41 | public: |
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42 | |
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43 | enum { |
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44 | O_DOT = 0, |
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45 | O_CHAR = 1, |
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46 | O_RANGE = 3, |
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47 | O_NRANGE = 4, |
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48 | O_ANCHOR = 5, |
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49 | O_STRING = 6, |
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50 | O_CLOSURE = 7, |
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51 | O_NONGREEDYCLOSURE = 8, |
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52 | O_QUESTION = 9, |
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53 | O_NONGREEDYQUESTION = 10, |
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54 | O_UNION = 11, |
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55 | O_CAPTURE = 15, |
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56 | O_BACKREFERENCE = 16, |
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57 | O_LOOKAHEAD = 20, |
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58 | O_NEGATIVELOOKAHEAD = 21, |
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59 | O_LOOKBEHIND = 22, |
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60 | O_NEGATIVELOOKBEHIND = 23, |
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61 | O_INDEPENDENT = 24, |
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62 | O_MODIFIER = 25, |
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63 | O_CONDITION = 26 |
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64 | }; |
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65 | |
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66 | // ----------------------------------------------------------------------- |
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67 | // Public Constructors and Destructor |
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68 | // ----------------------------------------------------------------------- |
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69 | virtual ~Op() { } |
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70 | |
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71 | // ----------------------------------------------------------------------- |
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72 | // Getter functions |
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73 | // ----------------------------------------------------------------------- |
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74 | short getOpType() const; |
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75 | const Op* getNextOp() const; |
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76 | virtual XMLInt32 getData() const; |
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77 | virtual XMLInt32 getData2() const; |
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78 | virtual int getSize() const; |
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79 | virtual int getRefNo() const; |
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80 | virtual const Op* getConditionFlow() const; |
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81 | virtual const Op* getYesFlow() const; |
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82 | virtual const Op* getNoFlow() const; |
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83 | virtual const Op* elementAt(int index) const; |
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84 | virtual const Op* getChild() const; |
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85 | virtual const Token* getToken() const; |
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86 | virtual const XMLCh* getLiteral() const; |
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87 | |
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88 | // ----------------------------------------------------------------------- |
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89 | // Setter functions |
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90 | // ----------------------------------------------------------------------- |
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91 | void setOpType(const short type); |
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92 | void setNextOp(const Op* const next); |
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93 | |
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94 | protected: |
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95 | // ----------------------------------------------------------------------- |
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96 | // Protected Constructors |
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97 | // ----------------------------------------------------------------------- |
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98 | Op(const short type, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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99 | friend class OpFactory; |
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100 | |
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101 | MemoryManager* const fMemoryManager; |
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102 | |
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103 | private: |
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104 | // ----------------------------------------------------------------------- |
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105 | // Unimplemented constructors and operators |
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106 | // ----------------------------------------------------------------------- |
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107 | Op(const Op&); |
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108 | Op& operator=(const Op&); |
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109 | |
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110 | // ----------------------------------------------------------------------- |
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111 | // Private data members |
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112 | // |
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113 | // fOpType |
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114 | // Indicates the type of operation |
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115 | // |
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116 | // fNextOp |
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117 | // Points to the next operation in the chain |
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118 | // ----------------------------------------------------------------------- |
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119 | short fOpType; |
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120 | const Op* fNextOp; |
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121 | }; |
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122 | |
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123 | |
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124 | class XMLUTIL_EXPORT CharOp: public Op { |
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125 | public: |
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126 | // ----------------------------------------------------------------------- |
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127 | // Public Constructors and Destructor |
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128 | // ----------------------------------------------------------------------- |
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129 | CharOp(const short type, const XMLInt32 charData, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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130 | ~CharOp() {} |
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131 | |
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132 | // ----------------------------------------------------------------------- |
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133 | // Getter functions |
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134 | // ----------------------------------------------------------------------- |
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135 | XMLInt32 getData() const; |
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136 | |
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137 | private: |
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138 | // Private data members |
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139 | XMLInt32 fCharData; |
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140 | |
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141 | // ----------------------------------------------------------------------- |
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142 | // Unimplemented constructors and operators |
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143 | // ----------------------------------------------------------------------- |
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144 | CharOp(const CharOp&); |
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145 | CharOp& operator=(const CharOp&); |
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146 | }; |
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147 | |
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148 | class XMLUTIL_EXPORT UnionOp : public Op { |
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149 | public: |
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150 | // ----------------------------------------------------------------------- |
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151 | // Public Constructors and Destructor |
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152 | // ----------------------------------------------------------------------- |
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153 | UnionOp(const short type, const int size, |
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154 | MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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155 | ~UnionOp() { delete fBranches; } |
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156 | |
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157 | // ----------------------------------------------------------------------- |
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158 | // Getter functions |
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159 | // ----------------------------------------------------------------------- |
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160 | int getSize() const; |
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161 | const Op* elementAt(int index) const; |
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162 | |
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163 | // ----------------------------------------------------------------------- |
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164 | // Setter functions |
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165 | // ----------------------------------------------------------------------- |
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166 | void addElement(Op* const op); |
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167 | |
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168 | private: |
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169 | // Private Data memebers |
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170 | RefVectorOf<Op>* fBranches; |
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171 | |
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172 | // ----------------------------------------------------------------------- |
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173 | // Unimplemented constructors and operators |
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174 | // ----------------------------------------------------------------------- |
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175 | UnionOp(const UnionOp&); |
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176 | UnionOp& operator=(const UnionOp&); |
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177 | }; |
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178 | |
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179 | |
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180 | class XMLUTIL_EXPORT ChildOp: public Op { |
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181 | public: |
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182 | // ----------------------------------------------------------------------- |
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183 | // Public Constructors and Destructor |
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184 | // ----------------------------------------------------------------------- |
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185 | ChildOp(const short type, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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186 | ~ChildOp() {} |
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187 | |
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188 | // ----------------------------------------------------------------------- |
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189 | // Getter functions |
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190 | // ----------------------------------------------------------------------- |
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191 | const Op* getChild() const; |
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192 | |
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193 | // ----------------------------------------------------------------------- |
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194 | // Setter functions |
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195 | // ----------------------------------------------------------------------- |
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196 | void setChild(const Op* const child); |
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197 | |
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198 | private: |
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199 | // Private data members |
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200 | const Op* fChild; |
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201 | |
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202 | // ----------------------------------------------------------------------- |
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203 | // Unimplemented constructors and operators |
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204 | // ----------------------------------------------------------------------- |
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205 | ChildOp(const ChildOp&); |
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206 | ChildOp& operator=(const ChildOp&); |
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207 | }; |
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208 | |
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209 | class XMLUTIL_EXPORT ModifierOp: public ChildOp { |
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210 | public: |
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211 | // ----------------------------------------------------------------------- |
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212 | // Public Constructors and Destructor |
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213 | // ----------------------------------------------------------------------- |
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214 | ModifierOp(const short type, const XMLInt32 v1, const XMLInt32 v2, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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215 | ~ModifierOp() {} |
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216 | |
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217 | // ----------------------------------------------------------------------- |
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218 | // Getter functions |
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219 | // ----------------------------------------------------------------------- |
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220 | XMLInt32 getData() const; |
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221 | XMLInt32 getData2() const; |
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222 | |
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223 | private: |
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224 | // Private data members |
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225 | XMLInt32 fVal1; |
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226 | XMLInt32 fVal2; |
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227 | |
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228 | // ----------------------------------------------------------------------- |
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229 | // Unimplemented constructors and operators |
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230 | // ----------------------------------------------------------------------- |
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231 | ModifierOp(const ModifierOp&); |
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232 | ModifierOp& operator=(const ModifierOp&); |
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233 | }; |
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234 | |
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235 | class XMLUTIL_EXPORT RangeOp: public Op { |
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236 | public: |
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237 | // ----------------------------------------------------------------------- |
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238 | // Public Constructors and Destructor |
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239 | // ----------------------------------------------------------------------- |
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240 | RangeOp(const short type, const Token* const token, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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241 | ~RangeOp() {} |
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242 | |
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243 | // ----------------------------------------------------------------------- |
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244 | // Getter functions |
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245 | // ----------------------------------------------------------------------- |
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246 | const Token* getToken() const; |
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247 | |
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248 | private: |
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249 | // Private data members |
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250 | const Token* fToken; |
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251 | |
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252 | // ----------------------------------------------------------------------- |
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253 | // Unimplemented constructors and operators |
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254 | // ----------------------------------------------------------------------- |
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255 | RangeOp(const RangeOp&); |
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256 | RangeOp& operator=(const RangeOp&); |
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257 | }; |
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258 | |
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259 | class XMLUTIL_EXPORT StringOp: public Op { |
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260 | public: |
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261 | // ----------------------------------------------------------------------- |
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262 | // Public Constructors and Destructor |
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263 | // ----------------------------------------------------------------------- |
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264 | StringOp(const short type, const XMLCh* const literal, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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265 | ~StringOp() { fMemoryManager->deallocate(fLiteral);} |
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266 | |
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267 | // ----------------------------------------------------------------------- |
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268 | // Getter functions |
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269 | // ----------------------------------------------------------------------- |
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270 | const XMLCh* getLiteral() const; |
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271 | |
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272 | private: |
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273 | // Private data members |
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274 | XMLCh* fLiteral; |
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275 | |
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276 | // ----------------------------------------------------------------------- |
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277 | // Unimplemented constructors and operators |
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278 | // ----------------------------------------------------------------------- |
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279 | StringOp(const StringOp&); |
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280 | StringOp& operator=(const StringOp&); |
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281 | }; |
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282 | |
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283 | class XMLUTIL_EXPORT ConditionOp: public Op { |
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284 | public: |
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285 | // ----------------------------------------------------------------------- |
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286 | // Public Constructors and Destructor |
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287 | // ----------------------------------------------------------------------- |
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288 | ConditionOp(const short type, const int refNo, |
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289 | const Op* const condFlow, const Op* const yesFlow, |
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290 | const Op* const noFlow, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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291 | ~ConditionOp() {} |
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292 | |
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293 | // ----------------------------------------------------------------------- |
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294 | // Getter functions |
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295 | // ----------------------------------------------------------------------- |
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296 | int getRefNo() const; |
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297 | const Op* getConditionFlow() const; |
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298 | const Op* getYesFlow() const; |
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299 | const Op* getNoFlow() const; |
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300 | |
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301 | private: |
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302 | // Private data members |
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303 | int fRefNo; |
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304 | const Op* fConditionOp; |
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305 | const Op* fYesOp; |
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306 | const Op* fNoOp; |
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307 | |
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308 | // ----------------------------------------------------------------------- |
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309 | // Unimplemented constructors and operators |
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310 | // ----------------------------------------------------------------------- |
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311 | ConditionOp(const ConditionOp&); |
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312 | ConditionOp& operator=(const ConditionOp&); |
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313 | }; |
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314 | |
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315 | // --------------------------------------------------------------------------- |
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316 | // Op: getter methods |
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317 | // --------------------------------------------------------------------------- |
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318 | inline short Op::getOpType() const { |
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319 | |
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320 | return fOpType; |
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321 | } |
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322 | |
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323 | inline const Op* Op::getNextOp() const { |
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324 | |
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325 | return fNextOp; |
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326 | } |
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327 | |
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328 | // --------------------------------------------------------------------------- |
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329 | // Op: setter methods |
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330 | // --------------------------------------------------------------------------- |
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331 | inline void Op::setOpType(const short type) { |
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332 | |
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333 | fOpType = type; |
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334 | } |
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335 | |
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336 | inline void Op::setNextOp(const Op* const nextOp) { |
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337 | |
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338 | fNextOp = nextOp; |
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339 | } |
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340 | |
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341 | XERCES_CPP_NAMESPACE_END |
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342 | |
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343 | #endif |
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344 | |
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345 | /** |
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346 | * End of file Op.hpp |
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347 | */ |
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