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: IdentityConstraint.hpp,v 1.8 2004/09/08 13:56:59 peiyongz Exp $
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19 | */
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20 |
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21 | #if !defined(IDENTITYCONSTRAINT_HPP)
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22 | #define IDENTITYCONSTRAINT_HPP
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23 |
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24 |
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25 | /**
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26 | * The class act as a base class for schema identity constraints.
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27 | */
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28 |
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29 | // ---------------------------------------------------------------------------
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30 | // Includes
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31 | // ---------------------------------------------------------------------------
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32 | #include <xercesc/util/RefVectorOf.hpp>
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33 | #include <xercesc/validators/schema/identity/IC_Field.hpp>
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34 |
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35 | #include <xercesc/internal/XSerializable.hpp>
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36 |
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37 | XERCES_CPP_NAMESPACE_BEGIN
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38 |
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39 | // ---------------------------------------------------------------------------
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40 | // Forward Declarations
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41 | // ---------------------------------------------------------------------------
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42 | class IC_Selector;
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43 |
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44 | class VALIDATORS_EXPORT IdentityConstraint : public XSerializable, public XMemory
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45 | {
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46 | public:
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47 | // -----------------------------------------------------------------------
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48 | // Constants
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49 | // -----------------------------------------------------------------------
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50 | enum ICType {
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51 | UNIQUE = 0,
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52 | KEY = 1,
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53 | KEYREF = 2,
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54 | UNKNOWN
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55 | };
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56 |
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57 | // -----------------------------------------------------------------------
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58 | // Constructors/Destructor
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59 | // -----------------------------------------------------------------------
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60 | virtual ~IdentityConstraint();
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61 |
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62 | // -----------------------------------------------------------------------
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63 | // operators
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64 | // -----------------------------------------------------------------------
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65 | bool operator== (const IdentityConstraint& other) const;
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66 | bool operator!= (const IdentityConstraint& other) const;
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67 |
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68 | // -----------------------------------------------------------------------
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69 | // Getter methods
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70 | // -----------------------------------------------------------------------
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71 | virtual short getType() const = 0;
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72 | int getFieldCount() const;
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73 | XMLCh* getIdentityConstraintName() const;
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74 | XMLCh* getElementName() const;
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75 | IC_Selector* getSelector() const;
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76 | int getNamespaceURI() const;
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77 |
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78 | // -----------------------------------------------------------------------
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79 | // Setter methods
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80 | // -----------------------------------------------------------------------
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81 | void setSelector(IC_Selector* const selector);
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82 | void setNamespaceURI(int uri);
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83 |
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84 | // -----------------------------------------------------------------------
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85 | // Access methods
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86 | // -----------------------------------------------------------------------
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87 | void addField(IC_Field* const field);
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88 | const IC_Field* getFieldAt(const unsigned int index) const;
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89 | IC_Field* getFieldAt(const unsigned int index);
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90 |
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91 | /***
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92 | * Support for Serialization/De-serialization
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93 | ***/
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94 | DECL_XSERIALIZABLE(IdentityConstraint)
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95 |
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96 | static void storeIC(XSerializeEngine& serEng
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97 | , IdentityConstraint* const ic);
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98 |
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99 | static IdentityConstraint* loadIC(XSerializeEngine& serEng);
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100 |
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101 | protected:
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102 | // -----------------------------------------------------------------------
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103 | // Constructors/Destructor
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104 | // -----------------------------------------------------------------------
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105 | IdentityConstraint(const XMLCh* const identityConstraintName,
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106 | const XMLCh* const elementName,
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107 | MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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108 |
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109 | private:
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110 | // -----------------------------------------------------------------------
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111 | // Unimplemented contstructors and operators
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112 | // -----------------------------------------------------------------------
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113 | IdentityConstraint(const IdentityConstraint& other);
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114 | IdentityConstraint& operator= (const IdentityConstraint& other);
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115 |
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116 | // -----------------------------------------------------------------------
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117 | // CleanUp methods
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118 | // -----------------------------------------------------------------------
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119 | void cleanUp();
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120 |
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121 | // -----------------------------------------------------------------------
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122 | // Data members
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123 | //
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124 | // fIdentityConstraintName
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125 | // The identity constraint name
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126 | //
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127 | // fElemName
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128 | // The element name
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129 | //
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130 | // fSelector
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131 | // The selector information
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132 | //
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133 | // fFields
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134 | // The field(s) information
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135 | // -----------------------------------------------------------------------
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136 | XMLCh* fIdentityConstraintName;
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137 | XMLCh* fElemName;
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138 | IC_Selector* fSelector;
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139 | RefVectorOf<IC_Field>* fFields;
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140 | MemoryManager* fMemoryManager;
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141 | int fNamespaceURI;
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142 | };
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143 |
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144 |
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145 | // ---------------------------------------------------------------------------
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146 | // IdentityConstraint: Getter methods
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147 | // ---------------------------------------------------------------------------
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148 | inline int IdentityConstraint::getFieldCount() const {
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149 |
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150 | if (fFields) {
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151 | return fFields->size();
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152 | }
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153 |
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154 | return 0;
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155 | }
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156 |
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157 | inline XMLCh* IdentityConstraint::getIdentityConstraintName() const {
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158 |
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159 | return fIdentityConstraintName;
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160 | }
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161 |
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162 | inline XMLCh* IdentityConstraint::getElementName() const {
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163 |
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164 | return fElemName;
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165 | }
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166 |
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167 | inline IC_Selector* IdentityConstraint::getSelector() const {
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168 |
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169 | return fSelector;
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170 | }
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171 |
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172 | inline int IdentityConstraint::getNamespaceURI() const
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173 | {
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174 | return fNamespaceURI;
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175 | }
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176 |
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177 | // ---------------------------------------------------------------------------
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178 | // IdentityConstraint: Setter methods
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179 | // ---------------------------------------------------------------------------
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180 | inline void IdentityConstraint::setNamespaceURI(int uri)
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181 | {
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182 | fNamespaceURI = uri;
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183 | }
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184 |
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185 | // ---------------------------------------------------------------------------
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186 | // IdentityConstraint: Access methods
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187 | // ---------------------------------------------------------------------------
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188 | inline void IdentityConstraint::addField(IC_Field* const field) {
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189 |
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190 | if (!fFields) {
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191 | fFields = new (fMemoryManager) RefVectorOf<IC_Field>(4, true, fMemoryManager);
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192 | }
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193 |
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194 | fFields->addElement(field);
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195 | }
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196 |
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197 | inline const IC_Field* IdentityConstraint::getFieldAt(const unsigned int index) const {
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198 |
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199 | if (fFields) {
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200 | return (fFields->elementAt(index));
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201 | }
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202 |
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203 | return 0;
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204 | }
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205 |
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206 | inline IC_Field* IdentityConstraint::getFieldAt(const unsigned int index) {
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207 |
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208 | if (fFields) {
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209 | return (fFields->elementAt(index));
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210 | }
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211 |
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212 | return 0;
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213 | }
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214 |
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215 | XERCES_CPP_NAMESPACE_END
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216 |
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217 | #endif
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218 |
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219 | /**
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220 | * End of file IdentityConstraint.hpp
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221 | */
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222 |
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