web-server/doc/en/user/source/data/app-schema/MappedFeature_MappingFile.xml

<?xml version="1.0" encoding="UTF-8"?>
	<!-- 
  Mapped Feature mapping file
-->
<as:AppSchemaDataAccess xmlns:as="http://www.geotools.org/app-schema"
	xmlns:ogc="http://www.opengis.net/ogc" xmlns:xs="http://www.w3.org/2001/XMLSchema"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.geotools.org/app-schema AppSchemaDataAccess.xsd
                      http://www.opengis.net/ogc http://schemas.opengis.net/filter/1.1.0/expr.xsd">
	<namespaces>
		<Namespace>
			<prefix>gml</prefix>
			<uri>http://www.opengis.net/gml</uri>
		</Namespace>
		<Namespace>
			<prefix>gsml</prefix>
			<uri>http://www.cgi-iugs.org/xml/GeoSciML/2</uri>
		</Namespace>
	</namespaces>
	<sourceDataStores>
		<DataStore>
			<id>MappedFeaturePropertyfile</id>
			<parameters>
				<Parameter>
					<name>directory</name>
					<!-- path can be relative to this file if starts with "file: -->
					<value>file:./</value>
				</Parameter>
			</parameters>
		</DataStore>
	</sourceDataStores>
	<catalog>mappedPolygons.oasis.xml</catalog>
	<targetTypes>
		<FeatureType>
			<schemaUri>
				commonSchemas_new/GeoSciML/geosciml.xsd
            </schemaUri>
		</FeatureType>
	</targetTypes>
	<typeMappings>
		<FeatureTypeMapping>
			<sourceDataStore>MappedFeaturePropertyfile</sourceDataStore>
			<sourceType>MappedFeaturePropertyfile</sourceType>
			<targetElement>
				gsml:MappedFeature
			</targetElement>
			<groupBy />
			<attributeMappings>
				<AttributeMapping>
					<targetAttribute>
						gsml:MappedFeature
					</targetAttribute>
				</AttributeMapping>
				<AttributeMapping>
					<targetAttribute>gml:name</targetAttribute>
					<sourceExpression>
						<OCQL>LEX_D</OCQL>
					</sourceExpression>
					<ClientProperty>
						<name>codeSpace</name>
						<value>'urn:cgi:classifierScheme:GSV:GeologicalUnitLabel'</value>
					</ClientProperty>
				</AttributeMapping>
				<AttributeMapping>
					<targetAttribute>gsml:specification</targetAttribute>
					<sourceExpression>
						<OCQL>GEOLOGIC_UNIT_ID</OCQL>
						<linkElement>gsml:GeologicUnit</linkElement>
						<linkField>gml:name[3]</linkField>
					</sourceExpression>
				</AttributeMapping>
			</attributeMappings>
		</FeatureTypeMapping>
	</typeMappings>
</as:AppSchemaDataAccess>