forked from D-Net/dnet-hadoop
added documentation
This commit is contained in:
Sandro La Bruzzo
parent
b301e9fdff
commit
a1f94530a3
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@ -24,11 +24,11 @@ import scala.io.Source
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object DataciteToOAFTransformation {
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case class HostedByMapType(
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openaire_id: String,
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datacite_name: String,
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official_name: String,
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similarity: Option[Float]
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) {}
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openaire_id: String,
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datacite_name: String,
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official_name: String,
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similarity: Option[Float]
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) {}
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val mapper = new ObjectMapper()
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@ -47,12 +47,12 @@ object DataciteToOAFTransformation {
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}
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/** This method should skip record if json contains invalid text
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* defined in file datacite_filter
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*
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* @param record : unparsed datacite record
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* @param json : parsed record
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* @return True if the record should be skipped
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*/
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* defined in file datacite_filter
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*
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* @param record : not parsed Datacite record
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* @param json : parsed record
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* @return True if the record should be skipped
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*/
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def skip_record(record: String, json: org.json4s.JValue): Boolean = {
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implicit lazy val formats: DefaultFormats.type = org.json4s.DefaultFormats
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datacite_filter.exists(f => record.contains(f)) || (json \\ "publisher")
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@ -98,6 +98,11 @@ object DataciteToOAFTransformation {
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}
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/**
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* This utility method indicates whether the embargo date has been reached
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* @param embargo_end_date
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* @return True if the embargo date has been reached, false otherwise
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*/
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def embargo_end(embargo_end_date: String): Boolean = {
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val dt = LocalDate.parse(embargo_end_date, DateTimeFormatter.ofPattern("[yyyy-MM-dd]"))
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val td = LocalDate.now()
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@ -142,12 +147,27 @@ object DataciteToOAFTransformation {
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}
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}
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/***
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* Use the vocabulary dnet:publication_resource to find a synonym to one of these terms and get the instance.type.
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* Using the dnet:result_typologies vocabulary, we look up the instance.type synonym
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* to generate one of the following main entities:
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* - publication
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* - dataset
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* - software
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* - otherresearchproduct
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* @param resourceType
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* @param resourceTypeGeneral
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* @param schemaOrg
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* @param vocabularies
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* @return
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*/
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def getTypeQualifier(
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resourceType: String,
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resourceTypeGeneral: String,
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schemaOrg: String,
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vocabularies: VocabularyGroup
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): (Qualifier, Qualifier) = {
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resourceType: String,
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resourceTypeGeneral: String,
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schemaOrg: String,
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vocabularies: VocabularyGroup
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): (Qualifier, Qualifier) = {
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if (resourceType != null && resourceType.nonEmpty) {
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val typeQualifier =
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vocabularies.getSynonymAsQualifier(ModelConstants.DNET_PUBLICATION_RESOURCE, resourceType)
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@ -192,11 +212,11 @@ object DataciteToOAFTransformation {
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}
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def getResult(
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resourceType: String,
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resourceTypeGeneral: String,
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schemaOrg: String,
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vocabularies: VocabularyGroup
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): Result = {
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resourceType: String,
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resourceTypeGeneral: String,
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schemaOrg: String,
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vocabularies: VocabularyGroup
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): Result = {
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val typeQualifiers: (Qualifier, Qualifier) =
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getTypeQualifier(resourceType, resourceTypeGeneral, schemaOrg, vocabularies)
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if (typeQualifiers == null)
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@ -238,11 +258,11 @@ object DataciteToOAFTransformation {
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}
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/** As describe in ticket #6377
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* when the result come from figshare we need to remove subject
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* and set Access rights OPEN.
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*
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* @param r
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*/
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* when the result come from figshare we need to remove subject
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* and set Access rights OPEN.
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*
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* @param r
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*/
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def fix_figshare(r: Result): Unit = {
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if (r.getInstance() != null) {
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@ -269,12 +289,12 @@ object DataciteToOAFTransformation {
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}
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def generateRelation(
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sourceId: String,
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targetId: String,
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relClass: String,
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cf: KeyValue,
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di: DataInfo
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): Relation = {
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sourceId: String,
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targetId: String,
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relClass: String,
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cf: KeyValue,
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di: DataInfo
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): Relation = {
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val r = new Relation
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r.setSource(sourceId)
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@ -303,12 +323,12 @@ object DataciteToOAFTransformation {
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}
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def generateOAF(
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input: String,
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ts: Long,
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dateOfCollection: Long,
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vocabularies: VocabularyGroup,
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exportLinks: Boolean
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): List[Oaf] = {
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input: String,
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ts: Long,
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dateOfCollection: Long,
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vocabularies: VocabularyGroup,
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exportLinks: Boolean
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): List[Oaf] = {
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implicit lazy val formats: DefaultFormats.type = org.json4s.DefaultFormats
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lazy val json = parse(input)
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@ -330,6 +350,7 @@ object DataciteToOAFTransformation {
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if (result == null)
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return List()
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// DOI is mapped on a PID inside a Instance object
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val doi_q = OafMapperUtils.qualifier(
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"doi",
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"doi",
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@ -338,6 +359,8 @@ object DataciteToOAFTransformation {
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)
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val pid = OafMapperUtils.structuredProperty(doi, doi_q, dataInfo)
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result.setPid(List(pid).asJava)
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// This identifiere will be replaced in a second moment using the PID logic generation
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result.setId(OafMapperUtils.createOpenaireId(50, s"datacite____::$doi", true))
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result.setOriginalId(List(doi).asJava)
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@ -386,6 +409,11 @@ object DataciteToOAFTransformation {
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a
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}
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if (authors == null || authors.isEmpty || !authors.exists(a => a != null))
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return List()
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result.setAuthor(authors.asJava)
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val titles: List[TitleType] = (json \\ "titles").extractOrElse[List[TitleType]](List())
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result.setTitle(
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@ -409,9 +437,7 @@ object DataciteToOAFTransformation {
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.asJava
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)
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if (authors == null || authors.isEmpty || !authors.exists(a => a != null))
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return List()
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result.setAuthor(authors.asJava)
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val dates = (json \\ "dates").extract[List[DateType]]
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val publication_year = (json \\ "publicationYear").extractOrElse[String](null)
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@ -619,16 +645,16 @@ object DataciteToOAFTransformation {
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}
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private def generateRelations(
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rels: List[RelatedIdentifierType],
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id: String,
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date: String
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): List[Relation] = {
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rels: List[RelatedIdentifierType],
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id: String,
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date: String
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): List[Relation] = {
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rels
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.filter(r =>
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subRelTypeMapping
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.contains(r.relationType) && (r.relatedIdentifierType.equalsIgnoreCase("doi") ||
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r.relatedIdentifierType.equalsIgnoreCase("pmid") ||
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r.relatedIdentifierType.equalsIgnoreCase("arxiv"))
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r.relatedIdentifierType.equalsIgnoreCase("pmid") ||
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r.relatedIdentifierType.equalsIgnoreCase("arxiv"))
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)
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.map(r => {
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val rel = new Relation
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@ -660,4 +686,4 @@ object DataciteToOAFTransformation {
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s"10|$b::${DHPUtils.md5(a)}"
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}
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}
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}
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