1 | <?xml version="1.0" encoding="UTF-8"?> |
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2 | <xsd:schema |
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3 | elementFormDefault="qualified" |
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4 | attributeFormDefault="unqualified" |
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5 | targetNamespace="http://www.witsml.org/schemas/131" |
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6 | xmlns:witsml="http://www.witsml.org/schemas/131" |
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7 | xmlns:xsd="http://www.w3.org/2001/XMLSchema" |
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8 | version="1.3.1"> |
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9 | |
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10 | <!-- POSC License Agreement |
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11 | This file is distributed under the POSC License Agreement at |
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12 | http://www.posc.org/about/license.shtml. |
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13 | Use of this file constitutes agreement with the POSC License Agreement. |
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14 | --> |
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15 | |
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16 | |
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17 | <!-- --> |
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18 | <!-- ================= ABSTRACT BASE TYPES ================= --> |
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19 | <!-- --> |
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20 | <xsd:simpleType name="abstractBoolean"> |
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21 | <xsd:annotation> |
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22 | <xsd:documentation>This type disallows an "empty" boolean value. |
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23 | This type should not be used directly except to derive another type. |
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24 | All boolean types should be derived from this type rather than using xsd:boolen.</xsd:documentation> |
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25 | </xsd:annotation> |
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26 | <xsd:restriction base="xsd:boolean"> |
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27 | <xsd:pattern value=".+"/> |
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28 | </xsd:restriction> |
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29 | </xsd:simpleType> |
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30 | <!-- --> |
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31 | <xsd:simpleType name="abstractDateTime"> |
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32 | <xsd:annotation> |
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33 | <xsd:documentation>This type disallows an "empty" dateTime value. |
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34 | This type should not be used directly except to derive another type. |
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35 | All dateTime types should be derived from this type rather than using xsd:dateTime.</xsd:documentation> |
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36 | </xsd:annotation> |
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37 | <xsd:restriction base="xsd:dateTime"> |
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38 | <xsd:pattern value=".+"/> |
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39 | </xsd:restriction> |
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40 | </xsd:simpleType> |
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41 | <!-- --> |
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42 | <xsd:simpleType name="abstractDate"> |
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43 | <xsd:annotation> |
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44 | <xsd:documentation>This type disallows an "empty" date value. |
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45 | This type should not be used directly except to derive another type. |
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46 | All dateTime types should be derived from this type rather than using xsd:dateTime.</xsd:documentation> |
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47 | </xsd:annotation> |
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48 | <xsd:restriction base="xsd:date"> |
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49 | <xsd:pattern value=".+"/> |
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50 | </xsd:restriction> |
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51 | </xsd:simpleType> |
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52 | <!-- --> |
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53 | <xsd:simpleType name="abstractYear"> |
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54 | <xsd:annotation> |
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55 | <xsd:documentation>This type disallows an "empty" gYear value. |
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56 | This type should not be used directly except to derive another type. |
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57 | All year types should be derived from this type rather than using xsd:gYear.</xsd:documentation> |
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58 | </xsd:annotation> |
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59 | <xsd:restriction base="xsd:gYear"> |
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60 | <xsd:pattern value=".+"/> |
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61 | </xsd:restriction> |
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62 | </xsd:simpleType> |
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63 | <!-- --> |
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64 | <xsd:simpleType name="abstractDouble"> |
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65 | <xsd:annotation> |
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66 | <xsd:documentation>This type disallows an "empty" double value. |
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67 | This type should not be used directly except to derive another type.</xsd:documentation> |
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68 | </xsd:annotation> |
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69 | <xsd:restriction base="xsd:double"> |
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70 | <xsd:pattern value=".+"/> |
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71 | </xsd:restriction> |
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72 | </xsd:simpleType> |
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73 | <!-- --> |
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74 | <xsd:simpleType name="abstractShort"> |
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75 | <xsd:annotation> |
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76 | <xsd:documentation>This type disallows an "empty" short value. |
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77 | This type should not be used directly except to derive another type.</xsd:documentation> |
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78 | </xsd:annotation> |
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79 | <xsd:restriction base="xsd:short"> |
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80 | <xsd:pattern value=".+"/> |
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81 | </xsd:restriction> |
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82 | </xsd:simpleType> |
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83 | <!-- --> |
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84 | <xsd:simpleType name="abstractInt"> |
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85 | <xsd:annotation> |
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86 | <xsd:documentation>This type disallows an "empty" int value. |
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87 | This type should not be used directly except to derive another type.</xsd:documentation> |
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88 | </xsd:annotation> |
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89 | <xsd:restriction base="xsd:int"> |
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90 | <xsd:pattern value=".+"/> |
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91 | </xsd:restriction> |
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92 | </xsd:simpleType> |
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93 | <!-- --> |
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94 | <xsd:simpleType name="abstractString"> |
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95 | <xsd:annotation> |
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96 | <xsd:documentation>The intended abstract supertype of all strings. |
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97 | This abstract type allows the control over whitespace for all strings to be defined at a high level. |
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98 | This type should not be used directly except to derive another type.</xsd:documentation> |
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99 | </xsd:annotation> |
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100 | <xsd:restriction base="xsd:string"> |
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101 | <xsd:whiteSpace value='collapse'> |
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102 | <xsd:annotation> |
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103 | <xsd:documentation>Replace tab, line feed and carriage return with |
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104 | a space, collapse contiguous sequences of spaces to a single space |
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105 | and then remove leading and trailing spaces.</xsd:documentation> |
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106 | </xsd:annotation> |
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107 | </xsd:whiteSpace> |
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108 | <xsd:minLength value='1'> |
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109 | <xsd:annotation> |
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110 | <xsd:documentation>The empty string is not allowed. |
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111 | This constraint conbined with the whiteSpace collapse constraint means |
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112 | that a blank value is not allowed.</xsd:documentation> |
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113 | </xsd:annotation> |
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114 | </xsd:minLength> |
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115 | </xsd:restriction> |
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116 | </xsd:simpleType> |
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117 | <!-- --> |
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118 | <xsd:complexType name="abstractMeasure" abstract="true"> |
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119 | <xsd:annotation> |
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120 | <xsd:documentation>The intended abstract supertype of all quantities that have a value |
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121 | with a unit of measure. The unit of measure is in the uom attribute of the subtypes. |
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122 | This type allows all quantities to be profiled to be a 'float' instead of a 'double'.</xsd:documentation> |
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123 | </xsd:annotation> |
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124 | <xsd:simpleContent> |
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125 | <xsd:extension base="witsml:abstractDouble"/> |
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126 | </xsd:simpleContent> |
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127 | </xsd:complexType> |
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128 | <!-- --> |
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129 | <xsd:simpleType name="abstractMaximumLengthString"> |
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130 | <xsd:annotation> |
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131 | <xsd:documentation>This defines the maximum acceptable length of a |
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132 | string that can be stored in a data base.</xsd:documentation> |
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133 | </xsd:annotation> |
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134 | <xsd:restriction base="witsml:abstractString"> |
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135 | <xsd:maxLength value="4000"> |
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136 | <xsd:annotation> |
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137 | <xsd:documentation>This value should be the smallest "maximum |
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138 | size of a variable length character type" in commonly used DBMSs. |
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139 | This is the maximum size of a VARCHAR2 in Oracle 8.</xsd:documentation> |
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140 | </xsd:annotation> |
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141 | </xsd:maxLength> |
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142 | </xsd:restriction> |
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143 | </xsd:simpleType> |
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144 | <!-- --> |
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145 | <xsd:simpleType name="abstractUncollapsedString"> |
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146 | <xsd:annotation> |
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147 | <xsd:documentation>The intended abstract supertype of all strings that must maintain whitespace. |
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148 | The type abstractString should normally be used. |
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149 | This type should not be used directly except to derive another type.</xsd:documentation> |
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150 | </xsd:annotation> |
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151 | <xsd:restriction base="xsd:string"> |
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152 | <xsd:minLength value='1'> |
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153 | <xsd:annotation> |
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154 | <xsd:documentation>The empty string is not allowed.</xsd:documentation> |
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155 | </xsd:annotation> |
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156 | </xsd:minLength> |
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157 | </xsd:restriction> |
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158 | </xsd:simpleType> |
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159 | <!-- --> |
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160 | <!-- =========== CONTENT SPECIFIC ABSTRACT TYPES ========== --> |
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161 | <!-- --> |
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162 | <xsd:simpleType name="abstractPositiveCount"> |
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163 | <xsd:annotation> |
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164 | <xsd:documentation>A positive integer (one based count or index) with a maximum value of 32767 (2-bytes).</xsd:documentation> |
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165 | </xsd:annotation> |
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166 | <xsd:restriction base="witsml:abstractShort"> |
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167 | <xsd:minInclusive value="1"> |
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168 | <xsd:annotation> |
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169 | <xsd:documentation>This value cannot be negative or zero.</xsd:documentation> |
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170 | </xsd:annotation> |
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171 | </xsd:minInclusive> |
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172 | </xsd:restriction> |
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173 | </xsd:simpleType> |
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174 | <!-- --> |
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175 | <!-- ======= CONTENT SPECIFIC ABSTRACT STRING TYPES ======= --> |
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176 | <!-- --> |
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177 | <xsd:simpleType name="abstractNameString"> |
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178 | <xsd:annotation> |
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179 | <xsd:documentation>The intended abstract supertype of all user assigned human |
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180 | recognizable contextual name types. |
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181 | There should be no assumption that (interoperable) semantic information will be extracted from the name by a third party. |
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182 | This type of value is generally not guaranteed to be unique and is not a candidate to be replaced by an enumeration.</xsd:documentation> |
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183 | </xsd:annotation> |
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184 | <xsd:restriction base="witsml:abstractString"> |
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185 | <xsd:maxLength value="64"/> |
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186 | </xsd:restriction> |
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187 | </xsd:simpleType> |
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188 | <!-- --> |
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189 | <xsd:simpleType name="abstractUidString"> |
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190 | <xsd:annotation> |
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191 | <xsd:documentation>The intended abstract supertype of all locally unique identifiers. |
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192 | The value is not intended to convey any semantic content (e.g., it may be computer generated). |
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193 | The value is only required to be unique within a context in a document (e.g., defined via key and keyref). |
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194 | There is no guarantee that the same data in multiple documents will utilize the same uid value |
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195 | unless enforced by the source of the document (e.g., a document server). |
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196 | Spaces are not allowed.</xsd:documentation> |
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197 | </xsd:annotation> |
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198 | <xsd:restriction base="witsml:abstractString"> |
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199 | <xsd:maxLength value="64"/> |
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200 | <xsd:pattern value="[^ ]*"/> |
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201 | </xsd:restriction> |
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202 | </xsd:simpleType> |
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203 | <!-- --> |
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204 | <xsd:simpleType name="abstractCommentString"> |
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205 | <xsd:annotation> |
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206 | <xsd:documentation>The intended abstract supertype of all comments or remarks |
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207 | intended for human consumption. |
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208 | There should be no assumption that semantics can be extracted from the field by a computer. |
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209 | Neither should there be an assumption that any two humans will interpret the information |
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210 | in the same way (i.e., it may not be interoperable).</xsd:documentation> |
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211 | </xsd:annotation> |
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212 | <xsd:restriction base="witsml:abstractMaximumLengthString"/> |
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213 | </xsd:simpleType> |
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214 | <!-- --> |
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215 | <xsd:simpleType name="abstractTypeEnum"> |
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216 | <xsd:annotation> |
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217 | <xsd:documentation>The intended abstract supertype of all enumerated "types". |
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218 | This abstract type allows the maximum length of a type enumeration to be centrally defined. |
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219 | This type should not be used directly except to derive another type. |
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220 | It should also be used for uncontrolled strings which are candidates to become enumerations at a future date.</xsd:documentation> |
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221 | </xsd:annotation> |
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222 | <xsd:restriction base="witsml:abstractString"> |
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223 | <xsd:maxLength value="40"/> |
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224 | </xsd:restriction> |
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225 | </xsd:simpleType> |
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226 | <!-- --> |
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227 | <xsd:simpleType name="abstractUomEnum"> |
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228 | <xsd:annotation> |
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229 | <xsd:documentation>The intended abstract supertype of all "units of measure". |
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230 | This abstract type allows the maximum length of a UOM enumeration to be centrally defined. |
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231 | This type is abstract in the sense that it should not be used directly |
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232 | except to derive another type.</xsd:documentation> |
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233 | </xsd:annotation> |
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234 | <xsd:restriction base="witsml:abstractString"> |
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235 | <xsd:maxLength value="24"/> |
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236 | </xsd:restriction> |
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237 | </xsd:simpleType> |
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238 | <!-- --> |
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239 | </xsd:schema> |
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