1 | /*
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2 | * Copyright 1999-2000,2004 The Apache Software Foundation.
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3 | *
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4 | * Licensed under the Apache License, Version 2.0 (the "License");
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5 | * you may not use this file except in compliance with the License.
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6 | * You may obtain a copy of the License at
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7 | *
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8 | * http://www.apache.org/licenses/LICENSE-2.0
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9 | *
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10 | * Unless required by applicable law or agreed to in writing, software
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11 | * distributed under the License is distributed on an "AS IS" BASIS,
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 | * See the License for the specific language governing permissions and
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14 | * limitations under the License.
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15 | */
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16 |
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17 | /*
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18 | * $Log: DTDAttDefList.hpp,v $
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19 | * Revision 1.8 2004/09/08 13:56:50 peiyongz
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20 | * Apache License Version 2.0
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21 | *
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22 | * Revision 1.7 2004/01/29 11:52:30 cargilld
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23 | * Code cleanup changes to get rid of various compiler diagnostic messages.
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24 | *
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25 | * Revision 1.6 2003/11/10 21:54:51 neilg
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26 | * implementation for new stateless means of traversing attribute definition lists
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27 | *
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28 | * Revision 1.5 2003/10/20 11:46:28 gareth
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29 | * Pass in memory manager to constructors and use for creation of enumerators.
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30 | *
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31 | * Revision 1.4 2003/10/10 16:24:51 peiyongz
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32 | * Implementation of Serialization/Deserialization
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33 | *
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34 | * Revision 1.3 2002/12/06 13:27:22 tng
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35 | * [Bug 9083] Make some classes be exportable.
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36 | *
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37 | * Revision 1.2 2002/11/04 14:50:40 tng
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38 | * C++ Namespace Support.
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39 | *
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40 | * Revision 1.1.1.1 2002/02/01 22:22:43 peiyongz
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41 | * sane_include
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42 | *
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43 | * Revision 1.3 2000/02/24 20:16:48 abagchi
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44 | * Swat for removing Log from API docs
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45 | *
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46 | * Revision 1.2 2000/02/09 21:42:37 abagchi
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47 | * Copyright swat
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48 | *
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49 | * Revision 1.1.1.1 1999/11/09 01:03:28 twl
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50 | * Initial checkin
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51 | *
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52 | * Revision 1.2 1999/11/08 20:45:39 rahul
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53 | * Swat for adding in Product name and CVS comment log variable.
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54 | *
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55 | */
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56 |
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57 |
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58 | #if !defined(DTDATTDEFLIST_HPP)
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59 | #define DTDATTDEFLIST_HPP
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60 |
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61 | #include <xercesc/util/RefHashTableOf.hpp>
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62 | #include <xercesc/validators/DTD/DTDElementDecl.hpp>
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63 |
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64 | XERCES_CPP_NAMESPACE_BEGIN
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65 |
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66 | //
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67 | // This is a derivative of the framework abstract class which defines the
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68 | // interface to a list of attribute defs that belong to a particular
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69 | // element. The scanner needs to be able to get a list of the attributes
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70 | // that an element supports, for use during the validation process and for
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71 | // fixed/default attribute processing.
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72 | //
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73 | // Since each validator can store attributes differently, this abstract
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74 | // interface allows each validator to provide an implementation of this
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75 | // data strucure that works best for it.
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76 | //
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77 | // For us, we just wrap the RefHashTableOf collection that the DTDElementDecl
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78 | // class uses to store the attributes that belong to it.
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79 | //
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80 | // This clss does not adopt the hash table, it just references it. The
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81 | // hash table is owned by the element decl it is a member of.
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82 | //
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83 | class VALIDATORS_EXPORT DTDAttDefList : public XMLAttDefList
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84 | {
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85 | public :
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86 | // -----------------------------------------------------------------------
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87 | // Constructors and Destructor
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88 | // -----------------------------------------------------------------------
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89 | DTDAttDefList
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90 | (
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91 | RefHashTableOf<DTDAttDef>* const listToUse,
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92 | MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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93 | );
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94 |
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95 | ~DTDAttDefList();
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96 |
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97 |
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98 | // -----------------------------------------------------------------------
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99 | // Implementation of the virtual interface
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100 | // -----------------------------------------------------------------------
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101 |
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102 | /**
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103 | * @deprecated This method is not thread-safe.
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104 | */
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105 | virtual bool hasMoreElements() const;
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106 | virtual bool isEmpty() const;
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107 | virtual XMLAttDef* findAttDef
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108 | (
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109 | const unsigned long uriID
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110 | , const XMLCh* const attName
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111 | );
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112 | virtual const XMLAttDef* findAttDef
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113 | (
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114 | const unsigned long uriID
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115 | , const XMLCh* const attName
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116 | ) const;
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117 | virtual XMLAttDef* findAttDef
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118 | (
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119 | const XMLCh* const attURI
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120 | , const XMLCh* const attName
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121 | );
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122 | virtual const XMLAttDef* findAttDef
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123 | (
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124 | const XMLCh* const attURI
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125 | , const XMLCh* const attName
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126 | ) const;
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127 |
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128 | /**
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129 | * @deprecated This method is not thread-safe.
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130 | */
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131 | virtual XMLAttDef& nextElement();
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132 |
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133 | /**
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134 | * @deprecated This method is not thread-safe.
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135 | */
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136 | virtual void Reset();
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137 |
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138 | /**
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139 | * return total number of attributes in this list
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140 | */
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141 | virtual unsigned int getAttDefCount() const ;
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142 |
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143 | /**
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144 | * return attribute at the index-th position in the list.
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145 | */
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146 | virtual XMLAttDef &getAttDef(unsigned int index) ;
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147 |
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148 | /**
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149 | * return attribute at the index-th position in the list.
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150 | */
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151 | virtual const XMLAttDef &getAttDef(unsigned int index) const ;
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152 |
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153 | /***
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154 | * Support for Serialization/De-serialization
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155 | ***/
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156 | DECL_XSERIALIZABLE(DTDAttDefList)
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157 |
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158 | DTDAttDefList(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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159 |
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160 | private :
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161 |
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162 | void addAttDef(DTDAttDef *toAdd);
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163 | // -----------------------------------------------------------------------
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164 | // Unimplemented constructors and operators
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165 | // -----------------------------------------------------------------------
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166 | DTDAttDefList(const DTDAttDefList &);
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167 | DTDAttDefList& operator = (const DTDAttDefList&);
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168 |
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169 | // -----------------------------------------------------------------------
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170 | // Private data members
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171 | //
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172 | // fEnum
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173 | // This is an enerator for the list that we use to do the enumerator
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174 | // type methods of this class.
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175 | //
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176 | // fList
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177 | // The list of DTDAttDef objects that represent the attributes that
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178 | // a particular element supports.
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179 | // fArray
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180 | // vector of pointers to the DTDAttDef objects contained in this list
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181 | // fSize
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182 | // size of fArray
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183 | // fCount
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184 | // number of DTDAttDef objects currently stored in this list
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185 | // -----------------------------------------------------------------------
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186 | RefHashTableOfEnumerator<DTDAttDef>* fEnum;
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187 | RefHashTableOf<DTDAttDef>* fList;
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188 | DTDAttDef** fArray;
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189 | unsigned int fSize;
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190 | unsigned int fCount;
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191 |
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192 | friend class DTDElementDecl;
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193 | };
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194 |
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195 | inline void DTDAttDefList::addAttDef(DTDAttDef *toAdd)
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196 | {
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197 | if(fCount == fSize)
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198 | {
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199 | // need to grow fArray
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200 | fSize <<= 1;
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201 | DTDAttDef** newArray = (DTDAttDef **)((getMemoryManager())->allocate( sizeof(DTDAttDef*) * fSize ));
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202 | memcpy(newArray, fArray, fCount * sizeof(DTDAttDef *));
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203 | (getMemoryManager())->deallocate(fArray);
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204 | fArray = newArray;
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205 | }
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206 | fArray[fCount++] = toAdd;
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207 | }
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208 |
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209 | XERCES_CPP_NAMESPACE_END
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210 |
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211 | #endif
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