1 | /*
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2 | * Copyright 2001-2004 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 | * $Id: DatatypeValidator.hpp,v 1.26 2004/09/08 13:56:52 peiyongz Exp $
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19 | */
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20 |
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21 | #if !defined(DATATYPEVALIDATOR_HPP)
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22 | #define DATATYPEVALIDATOR_HPP
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23 |
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24 | #include <xercesc/util/PlatformUtils.hpp>
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25 | #include <xercesc/util/RefHashTableOf.hpp>
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26 | #include <xercesc/util/KVStringPair.hpp>
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27 | #include <xercesc/util/XMLUniDefs.hpp>
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28 | #include <xercesc/util/regx/RegularExpression.hpp>
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29 | #include <xercesc/validators/schema/SchemaSymbols.hpp>
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30 | #include <xercesc/internal/XSerializable.hpp>
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31 | #include <xercesc/framework/psvi/XSSimpleTypeDefinition.hpp>
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32 | #include <xercesc/framework/ValidationContext.hpp>
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33 |
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34 | XERCES_CPP_NAMESPACE_BEGIN
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35 |
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36 | class MemoryManager;
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37 |
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38 | /**
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39 | * DataTypeValidator defines the interface that data type validators must
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40 | * obey. These validators can be supplied by the application writer and may
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41 | * be useful as standalone code as well as plugins to the validator
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42 | * architecture.
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43 | *
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44 | * Notice:
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45 | * The datatype validator will own the facets hashtable passed to it during
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46 | * construction, which means that the datatype validator will be responsible
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47 | * for the deletion. The facets hashtable will be created during parsing and
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48 | * passed to the appropriate datatype validator which in turn will delete it
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49 | * upon its destruction.
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50 | *
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51 | */
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52 |
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53 |
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54 | class VALIDATORS_EXPORT DatatypeValidator : public XSerializable, public XMemory
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55 | {
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56 | public:
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57 | // -----------------------------------------------------------------------
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58 | // Constant data
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59 | // -----------------------------------------------------------------------
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60 | //facets
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61 | enum {
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62 | FACET_LENGTH = 1,
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63 | FACET_MINLENGTH = 1<<1,
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64 | FACET_MAXLENGTH = 1<<2,
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65 | FACET_PATTERN = 1<<3,
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66 | FACET_ENUMERATION = 1<<4,
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67 | FACET_MAXINCLUSIVE = 1<<5,
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68 | FACET_MAXEXCLUSIVE = 1<<6,
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69 | FACET_MININCLUSIVE = 1<<7,
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70 | FACET_MINEXCLUSIVE = 1<<8,
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71 | FACET_TOTALDIGITS = 1<<9,
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72 | FACET_FRACTIONDIGITS = 1<<10,
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73 | FACET_ENCODING = 1<<11,
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74 | FACET_DURATION = 1<<12,
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75 | FACET_PERIOD = 1<<13,
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76 | FACET_WHITESPACE = 1<<14
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77 | };
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78 |
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79 | //2.4.2.6 whiteSpace - Datatypes
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80 | enum {
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81 | PRESERVE = 0,
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82 | REPLACE = 1,
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83 | COLLAPSE = 2
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84 | };
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85 |
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86 | enum ValidatorType {
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87 | String,
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88 | AnyURI,
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89 | QName,
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90 | Name,
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91 | NCName,
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92 | Boolean,
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93 | Float,
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94 | Double,
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95 | Decimal,
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96 | HexBinary,
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97 | Base64Binary,
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98 | Duration,
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99 | DateTime,
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100 | Date,
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101 | Time,
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102 | MonthDay,
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103 | YearMonth,
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104 | Year,
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105 | Month,
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106 | Day,
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107 | ID,
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108 | IDREF,
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109 | ENTITY,
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110 | NOTATION,
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111 | List,
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112 | Union,
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113 | AnySimpleType,
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114 | UnKnown
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115 | };
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116 |
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117 | // -----------------------------------------------------------------------
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118 | // Public Destructor
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119 | // -----------------------------------------------------------------------
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120 | /** @name Destructor. */
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121 | //@{
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122 |
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123 | virtual ~DatatypeValidator();
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124 |
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125 | //@}
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126 |
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127 | // -----------------------------------------------------------------------
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128 | // Getter methods
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129 | // -----------------------------------------------------------------------
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130 | /** @name Getter Functions */
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131 | //@{
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132 |
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133 | /**
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134 | * Returns the final values of the simpleType
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135 | */
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136 | int getFinalSet() const;
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137 |
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138 | /**
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139 | * Returns the datatype facet if any is set.
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140 | */
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141 | RefHashTableOf<KVStringPair>* getFacets() const;
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142 |
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143 | /**
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144 | * Returns default value (collapse) for whiteSpace facet.
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145 | * This function is overwritten in StringDatatypeValidator.
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146 | */
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147 | short getWSFacet () const;
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148 |
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149 | /**
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150 | * Returns the base datatype validator if set.
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151 | */
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152 | DatatypeValidator* getBaseValidator() const;
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153 |
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154 | /**
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155 | * Returns the 'class' type of datatype validator
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156 | */
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157 | ValidatorType getType() const;
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158 |
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159 | /**
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160 | * Returns whether the type is atomic or not
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161 | *
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162 | * To be redefined in List/Union validators
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163 | */
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164 | virtual bool isAtomic() const;
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165 |
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166 | /**
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167 | * Returns the datatype enumeration if any is set.
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168 | * Derived class shall provide their own copy.
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169 | */
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170 | virtual const RefArrayVectorOf<XMLCh>* getEnumString() const = 0;
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171 |
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172 | /**
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173 | * returns true if this type is anonymous
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174 | **/
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175 | bool getAnonymous() const;
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176 |
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177 | /**
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178 | * sets this type to be anonymous
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179 | **/
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180 | void setAnonymous();
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181 |
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182 | /**
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183 | * Fundamental Facet: ordered
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184 | */
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185 | XSSimpleTypeDefinition::ORDERING getOrdered() const;
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186 |
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187 | /**
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188 | * Fundamental Facet: cardinality.
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189 | */
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190 | bool getFinite() const;
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191 |
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192 | /**
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193 | * Fundamental Facet: bounded.
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194 | */
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195 | bool getBounded() const;
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196 |
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197 | /**
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198 | * Fundamental Facet: numeric.
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199 | */
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200 | bool getNumeric() const;
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201 |
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202 | /**
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203 | * Canonical Representation
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204 | *
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205 | * Derivative datatype may overwrite this method once
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206 | * it has its own canonical representation other than
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207 | * the default one.
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208 | *
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209 | * @param rawData: data in raw string
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210 | * @param memMgr: memory manager
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211 | * @param toValiate: to validate the raw string or not
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212 | *
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213 | * @return: canonical representation of the data
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214 | *
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215 | * Note:
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216 | *
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217 | * 1. the return value is kept in memory allocated
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218 | * by the memory manager passed in or by dv's
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219 | * if no memory manager is provided.
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220 | *
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221 | * 2. client application is responsible for the
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222 | * proper deallcation of the memory allocated
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223 | * for the returned value.
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224 | *
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225 | * 3. In the case where the rawData is not valid
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226 | * with regards to the fundamental datatype,
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227 | * a null string is returned.
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228 | *
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229 | */
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230 | virtual const XMLCh* getCanonicalRepresentation
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231 | (
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232 | const XMLCh* const rawData
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233 | , MemoryManager* const memMgr = 0
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234 | , bool toValidate = false
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235 | ) const;
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236 |
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237 | //@}
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238 |
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239 | // -----------------------------------------------------------------------
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240 | // Validation methods
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241 | // -----------------------------------------------------------------------
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242 | /** @name Validation Function */
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243 | //@{
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244 |
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245 | /**
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246 | * Checks that the "content" string is valid datatype.
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247 | * If invalid, a Datatype validation exception is thrown.
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248 | *
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249 | * @param content A string containing the content to be validated
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250 | *
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251 | */
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252 | virtual void validate
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253 | (
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254 | const XMLCh* const content
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255 | , ValidationContext* const context = 0
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256 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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257 | ) = 0;
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258 |
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259 | /**
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260 | * Checks whether a given type can be used as a substitute
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261 | *
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262 | * @param toCheck A datatype validator of the type to be used as a
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263 | * substitute
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264 | *
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265 | * To be redefined in UnionDatatypeValidator
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266 | */
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267 |
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268 | virtual bool isSubstitutableBy(const DatatypeValidator* const toCheck);
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269 |
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270 | //@}
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271 |
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272 | // -----------------------------------------------------------------------
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273 | // Compare methods
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274 | // -----------------------------------------------------------------------
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275 | /** @name Compare Function */
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276 | //@{
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277 |
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278 | /**
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279 | * Compares content in the Domain value vs. lexical value.
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280 | *
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281 | * e.g. If type is a float then 1.0 may be equivalent to 1 even though
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282 | * both are lexically different.
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283 | *
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284 | * @param value1 string to compare
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285 | *
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286 | * @param value2 string to compare
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287 | *
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288 | * We will provide a default behavior that should be redefined at the
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289 | * children level, if necessary (i.e. boolean case).
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290 | */
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291 | virtual int compare(const XMLCh* const value1, const XMLCh* const value2
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292 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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293 | );
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294 |
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295 | //@}
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296 |
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297 | /**
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298 | * Returns an instance of the base datatype validator class
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299 | * Used by the DatatypeValidatorFactory.
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300 | */
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301 | virtual DatatypeValidator* newInstance
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302 | (
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303 | RefHashTableOf<KVStringPair>* const facets
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304 | , RefArrayVectorOf<XMLCh>* const enums
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305 | , const int finalSet
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306 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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307 | ) = 0;
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308 |
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309 | /**
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310 | * Returns the uri,name of the type this validator is for
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311 | */
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312 | const XMLCh* getTypeName() const;
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313 |
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314 | /**
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315 | * sets the uri,name that this validator is for - typeName is uri,name string.
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316 | * due to the internals of xerces this will set the uri to be the schema uri if
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317 | * there is no comma in typeName
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318 | */
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319 | void setTypeName(const XMLCh* const typeName);
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320 |
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321 | /**
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322 | * sets the uri,name that this validator is for
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323 | */
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324 | void setTypeName(const XMLCh* const name, const XMLCh* const uri);
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325 |
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326 | /**
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327 | * Returns the uri of the type this validator is for
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328 | */
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329 | const XMLCh* getTypeUri() const;
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330 |
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331 | /**
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332 | * Returns the name of the type this validator is for
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333 | */
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334 | const XMLCh* getTypeLocalName() const;
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335 |
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336 | /**
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337 | * Returns the plugged-in memory manager
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338 | */
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339 | MemoryManager* getMemoryManager() const;
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340 |
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341 | /***
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342 | * Support for Serialization/De-serialization
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343 | ***/
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344 | DECL_XSERIALIZABLE(DatatypeValidator)
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345 |
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346 | /***
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347 | *
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348 | * Serialzie DatatypeValidator derivative
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349 | *
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350 | * Param
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351 | * serEng: serialize engine
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352 | * dv: DatatypeValidator derivative
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353 | *
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354 | * Return:
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355 | *
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356 | ***/
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357 | static void storeDV(XSerializeEngine& serEng
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358 | , DatatypeValidator* const dv);
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359 |
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360 | /***
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361 | *
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362 | * Create a DatatypeValidator derivative from the binary
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363 | * stream.
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364 | *
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365 | * Param
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366 | * serEng: serialize engine
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367 | *
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368 | * Return:
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369 | * DatatypeValidator derivative
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370 | *
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371 | ***/
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372 | static DatatypeValidator* loadDV(XSerializeEngine& serEng);
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373 |
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374 | protected:
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375 | // -----------------------------------------------------------------------
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376 | // Protected Constructors
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377 | // -----------------------------------------------------------------------
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378 | /** @name Constructors */
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379 | //@{
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380 |
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381 | /**
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382 | *
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383 | * @param baseValidator The base datatype validator for derived
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384 | * validators. Null if native validator.
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385 | *
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386 | * @param facets A hashtable of datatype facets (except enum).
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387 | *
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388 | * @param finalSet 'final' value of the simpleType
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389 | */
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390 |
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391 | DatatypeValidator(DatatypeValidator* const baseValidator,
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392 | RefHashTableOf<KVStringPair>* const facets,
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393 | const int finalSet,
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394 | const ValidatorType type,
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395 | MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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396 |
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397 | //@}
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398 |
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399 |
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400 | friend class DatatypeValidatorFactory;
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401 | friend class XSObjectFactory;
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402 |
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403 | /**
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404 | * facetDefined
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405 | */
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406 | int getFacetsDefined() const;
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407 | void setFacetsDefined(int);
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408 |
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409 | /**
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410 | * fixed
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411 | */
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412 | int getFixed() const;
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413 | void setFixed(int);
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414 |
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415 |
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416 | /**
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417 | * fPattern
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418 | */
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419 | const XMLCh* getPattern() const;
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420 | void setPattern(const XMLCh* );
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421 |
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422 | /**
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423 | * fRegex
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424 | */
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425 | RegularExpression* getRegex() const;
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426 | void setRegex(RegularExpression* const);
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427 |
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428 | /**
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429 | * set fType
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430 | */
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431 | void setType(ValidatorType);
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432 |
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433 | /**
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434 | * set fWhiteSpace
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435 | */
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436 | void setWhiteSpace(short);
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437 |
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438 | /**
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439 | * get WSString
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440 | */
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441 | const XMLCh* getWSstring(const short WSType) const;
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442 |
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443 | /**
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444 | * Fundamental Facet: ordered
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445 | */
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446 | void setOrdered(XSSimpleTypeDefinition::ORDERING ordered);
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447 |
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448 | /**
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449 | * Fundamental Facet: cardinality.
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450 | */
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451 | void setFinite(bool finite);
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452 |
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453 | /**
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454 | * Fundamental Facet: bounded.
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455 | */
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456 | void setBounded(bool bounded);
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457 |
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458 | /**
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459 | * Fundamental Facet: numeric.
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460 | */
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461 | void setNumeric(bool numeric);
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462 |
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463 | // -----------------------------------------------------------------------
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464 | // Protected data members
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465 | //
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466 | // fMemoryManager
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467 | // Pluggable memory manager for dynamic allocation/deallocation.
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468 | // -----------------------------------------------------------------------
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469 | MemoryManager* fMemoryManager;
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470 |
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471 | private:
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472 | // -----------------------------------------------------------------------
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473 | // CleanUp methods
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474 | // -----------------------------------------------------------------------
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475 | void cleanUp();
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476 |
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477 | // -----------------------------------------------------------------------
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478 | // Unimplemented constructors and operators
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479 | // -----------------------------------------------------------------------
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480 | DatatypeValidator(const DatatypeValidator&);
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481 | DatatypeValidator& operator=(const DatatypeValidator&);
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482 |
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483 | // -----------------------------------------------------------------------
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484 | // Private data members
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485 | //
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486 | // fFinalSet
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487 | // stores "final" values of simpleTypes
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488 | //
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489 | // fBaseValidator
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490 | // This is a pointer to a base datatype validator. If value is null,
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491 | // it means we have a native datatype validator not a derived one.
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492 | //
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493 | // fFacets
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494 | // This is a hashtable of dataype facets.
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495 | //
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496 | // fType
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497 | // Stores the class type of datatype validator
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498 | //
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499 | // fFacetsDefined
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500 | // Stores the constaiting facets flag
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501 | //
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502 | // fPattern
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503 | // the pointer to the String of the pattern. The actual data is
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504 | // in the Facets.
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505 | //
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506 | // fRegex
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507 | // pointer to the RegularExpress object
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508 | //
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509 | //
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510 | // fFixed
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511 | // if {fixed} is true, then types for which this type is the
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512 | // {base type definition} cannot specify a value for a specific
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513 | // facet.
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514 | //
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515 | // fTypeName
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516 | // the uri,name of the type this validator will validate
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517 | //
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518 | // fTypeLocalName
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519 | // the name of the type this validator will validate
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520 | //
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521 | // fTypeUri
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522 | // the uri of the type this validator will validate
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523 | // fAnonymous
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524 | // true if this type is anonynous
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525 | //
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526 | // -----------------------------------------------------------------------
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527 | bool fAnonymous;
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528 | short fWhiteSpace;
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529 | int fFinalSet;
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530 | int fFacetsDefined;
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531 | int fFixed;
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532 | ValidatorType fType;
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533 | DatatypeValidator* fBaseValidator;
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534 | RefHashTableOf<KVStringPair>* fFacets;
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535 | XMLCh* fPattern;
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536 | RegularExpression* fRegex;
|
---|
537 | XMLCh* fTypeName;
|
---|
538 | const XMLCh* fTypeLocalName;
|
---|
539 | const XMLCh* fTypeUri;
|
---|
540 | XSSimpleTypeDefinition::ORDERING fOrdered;
|
---|
541 | bool fFinite;
|
---|
542 | bool fBounded;
|
---|
543 | bool fNumeric;
|
---|
544 | };
|
---|
545 |
|
---|
546 |
|
---|
547 | // ---------------------------------------------------------------------------
|
---|
548 | // DatatypeValidator: Getters
|
---|
549 | // ---------------------------------------------------------------------------
|
---|
550 | inline int DatatypeValidator::getFinalSet() const {
|
---|
551 |
|
---|
552 | return fFinalSet;
|
---|
553 | }
|
---|
554 |
|
---|
555 | inline RefHashTableOf<KVStringPair>* DatatypeValidator::getFacets() const {
|
---|
556 |
|
---|
557 | return fFacets;
|
---|
558 | }
|
---|
559 |
|
---|
560 | inline DatatypeValidator* DatatypeValidator::getBaseValidator() const {
|
---|
561 |
|
---|
562 | return fBaseValidator;
|
---|
563 | }
|
---|
564 |
|
---|
565 | inline short DatatypeValidator::getWSFacet() const {
|
---|
566 |
|
---|
567 | return fWhiteSpace;
|
---|
568 | }
|
---|
569 |
|
---|
570 | inline DatatypeValidator::ValidatorType DatatypeValidator::getType() const
|
---|
571 | {
|
---|
572 | return fType;
|
---|
573 | }
|
---|
574 |
|
---|
575 | inline int DatatypeValidator::getFacetsDefined() const
|
---|
576 | {
|
---|
577 | return fFacetsDefined;
|
---|
578 | }
|
---|
579 |
|
---|
580 | inline int DatatypeValidator::getFixed() const
|
---|
581 | {
|
---|
582 | return fFixed;
|
---|
583 | }
|
---|
584 |
|
---|
585 | inline const XMLCh* DatatypeValidator::getPattern() const
|
---|
586 | {
|
---|
587 | return fPattern;
|
---|
588 | }
|
---|
589 |
|
---|
590 | inline RegularExpression* DatatypeValidator::getRegex() const
|
---|
591 | {
|
---|
592 | return fRegex;
|
---|
593 | }
|
---|
594 |
|
---|
595 | inline const XMLCh* DatatypeValidator::getTypeName() const
|
---|
596 | {
|
---|
597 | return fTypeName;
|
---|
598 | }
|
---|
599 |
|
---|
600 | inline bool DatatypeValidator::getAnonymous() const
|
---|
601 | {
|
---|
602 | return fAnonymous;
|
---|
603 | }
|
---|
604 |
|
---|
605 | inline const XMLCh* DatatypeValidator::getTypeLocalName() const
|
---|
606 | {
|
---|
607 | return fTypeLocalName;
|
---|
608 | }
|
---|
609 |
|
---|
610 | inline const XMLCh* DatatypeValidator::getTypeUri() const
|
---|
611 | {
|
---|
612 | return fTypeUri;
|
---|
613 | }
|
---|
614 |
|
---|
615 | inline MemoryManager* DatatypeValidator::getMemoryManager() const
|
---|
616 | {
|
---|
617 | return fMemoryManager;
|
---|
618 | }
|
---|
619 |
|
---|
620 | inline XSSimpleTypeDefinition::ORDERING DatatypeValidator::getOrdered() const
|
---|
621 | {
|
---|
622 | return fOrdered;
|
---|
623 | }
|
---|
624 |
|
---|
625 | inline bool DatatypeValidator::getFinite() const
|
---|
626 | {
|
---|
627 | return fFinite;
|
---|
628 | }
|
---|
629 |
|
---|
630 | inline bool DatatypeValidator::getBounded() const
|
---|
631 | {
|
---|
632 | return fBounded;
|
---|
633 | }
|
---|
634 |
|
---|
635 | inline bool DatatypeValidator::getNumeric() const
|
---|
636 | {
|
---|
637 | return fNumeric;
|
---|
638 | }
|
---|
639 |
|
---|
640 | // ---------------------------------------------------------------------------
|
---|
641 | // DatatypeValidator: Setters
|
---|
642 | // ---------------------------------------------------------------------------
|
---|
643 | inline void DatatypeValidator::setType(ValidatorType theType)
|
---|
644 | {
|
---|
645 | fType = theType;
|
---|
646 | }
|
---|
647 |
|
---|
648 | inline void DatatypeValidator::setWhiteSpace(short newValue)
|
---|
649 | {
|
---|
650 | fWhiteSpace = newValue;
|
---|
651 | }
|
---|
652 |
|
---|
653 | inline void DatatypeValidator::setFacetsDefined(int facets)
|
---|
654 | {
|
---|
655 | fFacetsDefined |= facets;
|
---|
656 | }
|
---|
657 |
|
---|
658 | inline void DatatypeValidator::setFixed(int fixed)
|
---|
659 | {
|
---|
660 | fFixed |= fixed;
|
---|
661 | }
|
---|
662 |
|
---|
663 | inline void DatatypeValidator::setPattern(const XMLCh* pattern)
|
---|
664 | {
|
---|
665 | if (fPattern)
|
---|
666 | fMemoryManager->deallocate(fPattern);//delete [] fPattern;
|
---|
667 | fPattern = XMLString::replicate(pattern, fMemoryManager);
|
---|
668 | }
|
---|
669 |
|
---|
670 | inline void DatatypeValidator::setRegex(RegularExpression* const regex)
|
---|
671 | {
|
---|
672 | fRegex = regex;
|
---|
673 | }
|
---|
674 |
|
---|
675 | inline bool DatatypeValidator::isAtomic() const {
|
---|
676 |
|
---|
677 | return true;
|
---|
678 | }
|
---|
679 |
|
---|
680 | inline void DatatypeValidator::setAnonymous() {
|
---|
681 | fAnonymous = true;
|
---|
682 | }
|
---|
683 |
|
---|
684 | inline void DatatypeValidator::setOrdered(XSSimpleTypeDefinition::ORDERING ordered)
|
---|
685 | {
|
---|
686 | fOrdered = ordered;
|
---|
687 | }
|
---|
688 |
|
---|
689 | inline void DatatypeValidator::setFinite(bool finite)
|
---|
690 | {
|
---|
691 | fFinite = finite;
|
---|
692 | }
|
---|
693 |
|
---|
694 | inline void DatatypeValidator::setBounded(bool bounded)
|
---|
695 | {
|
---|
696 | fBounded = bounded;
|
---|
697 | }
|
---|
698 |
|
---|
699 | inline void DatatypeValidator::setNumeric(bool numeric)
|
---|
700 | {
|
---|
701 | fNumeric = numeric;
|
---|
702 | }
|
---|
703 |
|
---|
704 | // ---------------------------------------------------------------------------
|
---|
705 | // DatatypeValidators: Compare methods
|
---|
706 | // ---------------------------------------------------------------------------
|
---|
707 | inline int DatatypeValidator::compare(const XMLCh* const lValue,
|
---|
708 | const XMLCh* const rValue
|
---|
709 | , MemoryManager* const)
|
---|
710 | {
|
---|
711 | return XMLString::compareString(lValue, rValue);
|
---|
712 | }
|
---|
713 |
|
---|
714 | // ---------------------------------------------------------------------------
|
---|
715 | // DatatypeValidators: Validation methods
|
---|
716 | // ---------------------------------------------------------------------------
|
---|
717 | inline bool
|
---|
718 | DatatypeValidator::isSubstitutableBy(const DatatypeValidator* const toCheck)
|
---|
719 | {
|
---|
720 | const DatatypeValidator* dv = toCheck;
|
---|
721 |
|
---|
722 | while (dv != 0) {
|
---|
723 |
|
---|
724 | if (dv == this) {
|
---|
725 | return true;
|
---|
726 | }
|
---|
727 |
|
---|
728 | dv = dv->getBaseValidator();
|
---|
729 | }
|
---|
730 |
|
---|
731 | return false;
|
---|
732 | }
|
---|
733 |
|
---|
734 | XERCES_CPP_NAMESPACE_END
|
---|
735 |
|
---|
736 | #endif
|
---|
737 |
|
---|
738 | /**
|
---|
739 | * End of file DatatypeValidator.hpp
|
---|
740 | */
|
---|
741 |
|
---|