Changes for page 4 Specific Item Schemes
Last modified by Artur on 2025/09/10 11:19
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... ... @@ -113,7 +113,7 @@ 113 113 114 114 === 4.3.4 Class Diagram – Geospatial Codelist === 115 115 116 -The geospatial support is implemented via an extension of the normal //Codelist//. This is illustrated in the following diagrams.116 +The geospatial support is implemented via an extension of the normal ,,Codelist,,. This is illustrated in the following diagrams. 117 117 118 118 [[image:SDMX 3-0-0 SECTION 2 FINAL-1.0 (1)_en_472b895.jpg||height="863" width="466"]] 119 119 ... ... @@ -128,6 +128,7 @@ 128 128 A //GeoCodelist// is a specialisation of Codelist that includes geospatial information, by comprising a set of special Codes, i.e., //GeoRefCode//s. A //GeoCodelist// may be implemented by any of the two following classes, via the geoType property: 129 129 130 130 GeographicCodelist 131 + 131 131 GeoGridCodelist 132 132 133 133 The former, i.e., GeographicCodelist, comprises a set of GeoFeatureSetCodes, by adding a value in the Code that follows a pattern to represent a geo feature set. ... ... @@ -149,7 +149,9 @@ 149 149 ))) 150 150 |(% colspan="2" %)//GeoRefCode//|(% colspan="4" %)((( 151 151 Abstract Class Sub Classes: 153 + 152 152 GeoFeatureSet 155 + 153 153 GeoGridCode 154 154 )))|The abstract class that represents a special type of Code, which includes geospatial information. 155 155 |(% colspan="2" %)GeographicCodelist|(% colspan="4" %) |A special Codelist that has been extended to add a geographical feature set to each of its items, typically, this would include all types of administrative geographies. ... ... @@ -174,16 +174,7 @@ 174 174 175 175 A ValueList inherits from //EnumeratedList// (and hence the //MaintenableArtefact//) and thus has the following attributes: 176 176 177 -id 178 -uri 179 -urn 180 -version 181 -validFrom 182 -validTo 183 -isExternalReference 184 -registryURL 185 -structureURL 186 -repositoryURL 180 +id// //uri// //urn// //version// //validFrom// //validTo// //isExternalReference registryURL structureURL repositoryURL 187 187 188 188 ValueItem inherits from //EnumeratedItem//, which adds an id, with relaxed constraints, to the former. 189 189 ... ... @@ -216,26 +216,10 @@ 216 216 217 217 === 4.5.2 Explanation of the Diagram === 218 218 219 -The ConceptScheme inherits from the //ItemScheme //and therefore has the following attributes: 213 +The ConceptScheme inherits from the //ItemScheme //and therefore has the following attributes: id uri urn version validFrom validTo isExternalReference registryURL structureURL repositoryURL isPartial Concept inherits from Item and has the following attributes: 220 220 221 -id 222 -uri 223 -urn 224 -version 225 -validFrom 226 -validTo 227 -isExternalReference 228 -registryURL 229 -structureURL 230 -repositoryURL 231 -isPartial 215 +id uri urn 232 232 233 -Concept inherits from Item and has the following attributes: 234 - 235 -id 236 -uri 237 -urn 238 - 239 239 Through the inheritance from //NameableArtefact// both ConceptScheme and Concept have the association to InternationalString to support a multi-lingual name, an optional multilingual description, and an association to Annotation to support notes (not shown). 240 240 241 241 Through the inheritance from //ItemScheme// the ConceptScheme comprise one or more Concepts, and the Concept itself can have one or more child Concepts in the (inherited) hierarchy association. Note that a child Concept can have only one parent Concept in this association. ... ... @@ -266,10 +266,12 @@ 266 266 |(% style="width:204px" %)**Class**|(% style="width:222px" %)**Feature**|(% style="width:337px" %)**Description** 267 267 |(% style="width:204px" %)ConceptScheme|(% style="width:222px" %)((( 268 268 Inherits from 247 + 269 269 //ItemScheme// 270 270 )))|(% style="width:337px" %)The descriptive information for an arrangement or division of concepts into groups based on characteristics, which the objects have in common. 271 271 |(% style="width:204px" %)Concept|(% style="width:222px" %)((( 272 272 Inherits from 252 + 273 273 //Item// 274 274 )))|(% style="width:337px" %)A concept is a unit of knowledge created by a unique combination of characteristics. 275 275 |(% style="width:204px" %) |(% style="width:222px" %)/hierarchy|(% style="width:337px" %)Associates the parent and the child concept.