WIP: using common definitions from ModelConstants

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/common/ModelConstants.java

@@ -100,6 +100,13 @@ public class ModelConstants {
 	public static final String UNKNOWN = "UNKNOWN";
 	public static final String NOT_AVAILABLE = "not available";
 
+	public static final String ACTION_SET_SCHEME = "sysimport:actionset";
+
+	public static final String PROVENANCE_VOCABULARY = "dnet:provenanceActions";
+
+	public static final Qualifier ACTION_SET_PROVENANCE_QUALIFIER = qualifier(
+		ACTION_SET_SCHEME, ACTION_SET_SCHEME, PROVENANCE_VOCABULARY, PROVENANCE_VOCABULARY);
+
 	public static final Qualifier PUBLICATION_DEFAULT_RESULTTYPE = qualifier(
 		PUBLICATION_RESULTTYPE_CLASSID, PUBLICATION_RESULTTYPE_CLASSID,
 		DNET_RESULT_TYPOLOGIES, DNET_RESULT_TYPOLOGIES);

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/datacite/DataciteToOAFTransformation.scala

@@ -5,6 +5,9 @@ import eu.dnetlib.dhp.common.vocabulary.VocabularyGroup
 import eu.dnetlib.dhp.schema.action.AtomicAction
 import eu.dnetlib.dhp.schema.common.ModelConstants
 import eu.dnetlib.dhp.schema.oaf.{Author, DataInfo, Instance, KeyValue, Oaf, OafMapperUtils, OtherResearchProduct, Publication, Qualifier, Relation, Result, Software, StructuredProperty, Dataset => OafDataset}
+import eu.dnetlib.dhp.schema.common.ModelConstants
+import eu.dnetlib.dhp.schema.oaf.utils.IdentifierFactory
+import eu.dnetlib.dhp.schema.oaf.{AccessRight, Author, DataInfo, Instance, KeyValue, Oaf, OafMapperUtils, OtherResearchProduct, Publication, Qualifier, Relation, Result, Software, StructuredProperty, Dataset => OafDataset}
 import eu.dnetlib.dhp.utils.DHPUtils
 import org.apache.commons.lang3.StringUtils
 import org.json4s.DefaultFormats
@@ -49,9 +52,9 @@ object DataciteToOAFTransformation {
   val ACCESS_MODE_VOCABULARY = "dnet:access_modes"
   val DOI_CLASS = "doi"
 
-  val TITLE_SCHEME = "dnet:dataCite_title"
+
   val SUBJ_CLASS = "keywords"
-  val SUBJ_SCHEME = "dnet:subject_classification_typologies"
+
 
   val j_filter:List[String] = {
     val s = Source.fromInputStream(getClass.getResourceAsStream("datacite_filter")).mkString
@@ -62,7 +65,7 @@ object DataciteToOAFTransformation {
   val unknown_repository: HostedByMapType = HostedByMapType("openaire____::1256f046-bf1f-4afc-8b47-d0b147148b18", "Unknown Repository", "Unknown Repository", Some(1.0F))
 
   val dataInfo: DataInfo = generateDataInfo("0.9")
-  val DATACITE_COLLECTED_FROM: KeyValue = OafMapperUtils.keyValue("openaire____::9e3be59865b2c1c335d32dae2fe7b254", "Datacite")
+  val DATACITE_COLLECTED_FROM: KeyValue = OafMapperUtils.keyValue(ModelConstants.DATACITE_ID, "Datacite")
 
   val hostedByMap: Map[String, HostedByMapType] = {
     val s = Source.fromInputStream(getClass.getResourceAsStream("hostedBy_map.json")).mkString
@@ -291,7 +294,7 @@ object DataciteToOAFTransformation {
       return List()
 
 
-    val doi_q = vocabularies.getSynonymAsQualifier(ModelConstants.DNET_PID_TYPES, "doi")
+    val doi_q = OafMapperUtils.qualifier("doi", "doi", ModelConstants.DNET_PID_TYPES,ModelConstants.DNET_PID_TYPES)
     val pid = OafMapperUtils.structuredProperty(doi, doi_q, dataInfo)
     result.setPid(List(pid).asJava)
     result.setId(OafMapperUtils.createOpenaireId(50, s"datacite____::$doi", true))
@@ -339,9 +342,9 @@ object DataciteToOAFTransformation {
 
     result.setTitle(titles.filter(t => t.title.nonEmpty).map(t => {
       if (t.titleType.isEmpty) {
-        OafMapperUtils.structuredProperty(t.title.get, "main title", "main title", TITLE_SCHEME, TITLE_SCHEME, null)
+        OafMapperUtils.structuredProperty(t.title.get, ModelConstants.MAIN_TITLE_QUALIFIER, null)
       } else {
-        OafMapperUtils.structuredProperty(t.title.get, t.titleType.get, t.titleType.get, TITLE_SCHEME, TITLE_SCHEME, null)
+        OafMapperUtils.structuredProperty(t.title.get, t.titleType.get, t.titleType.get, ModelConstants.DNET_DATACITE_TITLE, ModelConstants.DNET_DATACITE_TITLE, null)
       }
     }).asJava)
 
@@ -386,7 +389,7 @@ object DataciteToOAFTransformation {
 
     result.setSubject(subjects.filter(s => s.subject.nonEmpty)
       .map(s =>
-        OafMapperUtils.structuredProperty(s.subject.get, SUBJ_CLASS, SUBJ_CLASS, SUBJ_SCHEME, SUBJ_SCHEME, null)
+        OafMapperUtils.structuredProperty(s.subject.get, SUBJ_CLASS, SUBJ_CLASS, ModelConstants.DNET_SUBJECT_TYPOLOGIES, ModelConstants.DNET_SUBJECT_TYPOLOGIES, null)
       ).asJava)
 
 
@@ -422,28 +425,33 @@ object DataciteToOAFTransformation {
       JField("rightsUri", JString(rightsUri)) <- rightsList
     } yield rightsUri
 
-    val aRights: Option[Qualifier] = accessRights.map(r => {
+    val aRights: Option[AccessRight] = accessRights.map(r => {
       vocabularies.getSynonymAsQualifier(ModelConstants.DNET_ACCESS_MODES, r)
-    }).find(q => q != null)
+    }).find(q => q != null).map(q => {
+      val a = new AccessRight
+      a.setClassid(q.getClassid)
+      a.setClassname(q.getClassname)
+      a.setSchemeid(q.getSchemeid)
+      a.setSchemename(q.getSchemename)
+      a
+    })
 
 
-    val access_rights_qualifier = if (aRights.isDefined) aRights.get else OafMapperUtils.qualifier(ModelConstants.UNKNOWN, ModelConstants.NOT_AVAILABLE, ModelConstants.DNET_ACCESS_MODES, ModelConstants.DNET_ACCESS_MODES)
+    val access_rights_qualifier = if (aRights.isDefined) aRights.get else OafMapperUtils.accessRight("UNKNOWN", "not available", ModelConstants.DNET_ACCESS_MODES, ModelConstants.DNET_ACCESS_MODES)
 
     if (client.isDefined) {
       val hb = hostedByMap.getOrElse(client.get.toUpperCase(), unknown_repository)
       instance.setHostedby(OafMapperUtils.keyValue(generateDSId(hb.openaire_id), hb.official_name))
       instance.setCollectedfrom(DATACITE_COLLECTED_FROM)
       instance.setUrl(List(s"https://dx.doi.org/$doi").asJava)
-//      instance.setAccessright(access_rights_qualifier)
+      instance.setAccessright(access_rights_qualifier)
-
+      instance.setPid(result.getPid)
-      //'http') and matches(., '.*(/licenses|/publicdomain|unlicense.org/|/legal-and-data-protection-notices|/download/license|/open-government-licence).*')]">
       val license = accessRights
         .find(r => r.startsWith("http") && r.matches(".*(/licenses|/publicdomain|unlicense\\.org/|/legal-and-data-protection-notices|/download/license|/open-government-licence).*"))
       if (license.isDefined)
         instance.setLicense(OafMapperUtils.field(license.get, null))
     }
 
-
     val awardUris:List[String] =  for {
       JObject(fundingReferences) <- json \\ "fundingReferences"
       JField("awardUri", JString(awardUri)) <- fundingReferences
@@ -451,6 +459,9 @@ object DataciteToOAFTransformation {
 
     val relations:List[Relation] =awardUris.flatMap(a=> get_projectRelation(a, result.getId)).filter(r => r!= null)
 
+    result.setId(IdentifierFactory.createIdentifier(result))
+    if(result.getId == null)
+      return List()
     if (relations!= null && relations.nonEmpty) {
       List(result):::relations
     }
@@ -464,7 +475,7 @@ object DataciteToOAFTransformation {
     di.setInferred(false)
     di.setInvisible(false)
     di.setTrust(trust)
-    di.setProvenanceaction(OafMapperUtils.qualifier("sysimport:actionset", "sysimport:actionset", "dnet:provenanceActions", "dnet:provenanceActions"))
+    di.setProvenanceaction(ModelConstants.ACTION_SET_PROVENANCE_QUALIFIER)
     di
   }
 

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/datacite/GenerateDataciteDatasetSpark.scala

@@ -27,7 +27,6 @@ object GenerateDataciteDatasetSpark {
 
     val isLookupService = ISLookupClientFactory.getLookUpService(isLookupUrl)
     val vocabularies = VocabularyGroup.loadVocsFromIS(isLookupService)
-    log.info(s"vocabulary size is ${vocabularies.getTerms("dnet:languages").size()}")
     val spark: SparkSession = SparkSession.builder().config(conf)
       .appName(GenerateDataciteDatasetSpark.getClass.getSimpleName)
       .master(master)

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/datacite/ImportDatacite.scala

@@ -148,7 +148,7 @@ object ImportDatacite {
       try {
         var start: Long = System.currentTimeMillis
         while (from < now) {
-          client = new DataciteAPIImporter(from, 1000, from + delta)
+          client = new DataciteAPIImporter(from, 100, from + delta)
           var end: Long = 0
           val key: IntWritable = new IntWritable(i)
           val value: Text = new Text

dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/actionmanager/datacite/actionset/oozie_app/config-default.xml

@@ -0,0 +1,23 @@
+<configuration>
+    <property>
+        <name>jobTracker</name>
+        <value>yarnRM</value>
+    </property>
+    <property>
+        <name>nameNode</name>
+        <value>hdfs://nameservice1</value>
+    </property>
+    <property>
+        <name>oozie.use.system.libpath</name>
+        <value>true</value>
+    </property>
+    <property>
+        <name>oozie.action.sharelib.for.spark</name>
+        <value>spark2</value>
+    </property>
+
+    <property>
+        <name>oozie.launcher.mapreduce.user.classpath.first</name>
+        <value>true</value>
+    </property>
+</configuration>

dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/actionmanager/datacite/actionset/oozie_app/workflow.xml

@@ -0,0 +1,46 @@
+<workflow-app name="Datacite_to_ActionSet_Workflow" xmlns="uri:oozie:workflow:0.5">
+    <parameters>
+        <property>
+            <name>sourcePath</name>
+            <description>the working path of Datacite stores</description>
+        </property>
+        <property>
+            <name>outputPath</name>
+            <description>the path of Datacite ActionSet</description>
+        </property>
+    </parameters>
+
+    <start to="ExportDataset"/>
+
+    <kill name="Kill">
+        <message>Action failed, error message[${wf:errorMessage(wf:lastErrorNode())}]</message>
+    </kill>
+
+
+    <action name="ExportDataset">
+        <spark xmlns="uri:oozie:spark-action:0.2">
+            <master>yarn-cluster</master>
+            <mode>cluster</mode>
+            <name>ExportDataset</name>
+            <class>eu.dnetlib.dhp.actionmanager.datacite.ExportActionSetJobNode</class>
+            <jar>dhp-aggregation-${projectVersion}.jar</jar>
+            <spark-opts>
+                --executor-memory=${sparkExecutorMemory}
+                --executor-cores=${sparkExecutorCores}
+                --driver-memory=${sparkDriverMemory}
+                --conf spark.sql.shuffle.partitions=3840
+                --conf spark.extraListeners=${spark2ExtraListeners}
+                --conf spark.sql.queryExecutionListeners=${spark2SqlQueryExecutionListeners}
+                --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
+                --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
+            </spark-opts>
+            <arg>--sourcePath</arg><arg>${sourcePath}</arg>
+            <arg>--targetPath</arg><arg>${outputPath}</arg>
+            <arg>--master</arg><arg>yarn-cluster</arg>
+        </spark>
+        <ok to="End"/>
+        <error to="Kill"/>
+    </action>
+
+    <end name="End"/>
+</workflow-app>

dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/actionmanager/datacite/generate_dataset_params.json

@@ -12,12 +12,6 @@
     "paramDescription": "the target mdstore path",
     "paramRequired": true
   },
-  {
-    "paramName": "tr",
-    "paramLongName": "transformationRule",
-    "paramDescription": "the transformation Rule",
-    "paramRequired": true
-  },
   {
     "paramName": "m",
     "paramLongName": "master",

dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/actionmanager/datacite/oozie_app/workflow.xml

@@ -1,41 +1,21 @@
 <workflow-app name="Transformation_Workflow" xmlns="uri:oozie:workflow:0.5">
     <parameters>
         <property>
-            <name>mdstoreInputPath</name>
+            <name>mainPath</name>
-            <description>the path of the input MDStore</description>
+            <description>the working path of Datacite stores</description>
-        </property>
-
-        <property>
-            <name>mdstoreOutputPath</name>
-            <description>the path of the cleaned mdstore</description>
         </property>
         <property>
-            <name>nativeInputPath</name>
+            <name>isLookupUrl</name>
-            <description>the path of the input MDStore</description>
+            <description>The IS lookUp service endopoint</description>
         </property>
-        <property>
-            <name>skipimport</name>
-            <value>false</value>
-            <description>the path of the input MDStore</description>
-        </property>
-
-
     </parameters>
 
-    <start to="resume_from"/>
+    <start to="ImportDatacite"/>
-
 
     <kill name="Kill">
         <message>Action failed, error message[${wf:errorMessage(wf:lastErrorNode())}]</message>
     </kill>
 
-    <decision name="resume_from">
-        <switch>
-            <case to="TransformJob">${wf:conf('resumeFrom') eq 'TransformJob'}</case>
-            <case to="ExportDataset">${wf:conf('resumeFrom') eq 'ExportDataset'}</case>
-            <default to="ImportDatacite"/>
-        </switch>
-    </decision>
 
     <action name="ImportDatacite">
         <spark xmlns="uri:oozie:spark-action:0.2">
@@ -53,10 +33,9 @@
                 --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
                 --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
             </spark-opts>
-            <arg>-t</arg><arg>${nativeInputPath}</arg>
+            <arg>--targetPath</arg><arg>${mainPath}/datacite_update</arg>
-            <arg>-d</arg><arg>${mdstoreInputPath}</arg>
+            <arg>--dataciteDumpPath</arg><arg>${mainPath}/datacite_dump</arg>
-            <arg>-n</arg><arg>${nameNode}</arg>
+            <arg>--namenode</arg><arg>${nameNode}</arg>
-            <arg>-s</arg><arg>${skipimport}</arg>
             <arg>--master</arg><arg>yarn-cluster</arg>
         </spark>
         <ok to="TransformJob"/>
@@ -81,44 +60,9 @@
                 --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
                 --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
             </spark-opts>
-            <arg>--sourcePath</arg><arg>${mdstoreInputPath}</arg>
+            <arg>--sourcePath</arg><arg>${mainPath}/datacite_dump</arg>
-            <arg>--targetPath</arg><arg>${mdstoreOutputPath}</arg>
+            <arg>--targetPath</arg><arg>${mainPath}/datacite_oaf</arg>
             <arg>--isLookupUrl</arg><arg>${isLookupUrl}</arg>
-            <arg>-tr</arg><arg>${isLookupUrl}</arg>
-            <arg>--master</arg><arg>yarn-cluster</arg>
-        </spark>
-        <ok to="End"/>
-        <error to="Kill"/>
-    </action>
-
-    <action name="DeletePathIfExists">
-        <fs>
-            <delete path='${mdstoreOutputPath}_raw_AS'/>
-        </fs>
-        <ok to="ExportDataset"/>
-        <error to="Kill"/>
-    </action>
-
-
-    <action name="ExportDataset">
-        <spark xmlns="uri:oozie:spark-action:0.2">
-            <master>yarn-cluster</master>
-            <mode>cluster</mode>
-            <name>ExportDataset</name>
-            <class>eu.dnetlib.dhp.actionmanager.datacite.ExportActionSetJobNode</class>
-            <jar>dhp-aggregation-${projectVersion}.jar</jar>
-            <spark-opts>
-                --executor-memory=${sparkExecutorMemory}
-                --executor-cores=${sparkExecutorCores}
-                --driver-memory=${sparkDriverMemory}
-                --conf spark.sql.shuffle.partitions=3840
-                --conf spark.extraListeners=${spark2ExtraListeners}
-                --conf spark.sql.queryExecutionListeners=${spark2SqlQueryExecutionListeners}
-                --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
-                --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
-            </spark-opts>
-            <arg>--sourcePath</arg><arg>${mdstoreOutputPath}</arg>
-            <arg>--targetPath</arg><arg>${mdstoreOutputPath}_raw_AS</arg>
             <arg>--master</arg><arg>yarn-cluster</arg>
         </spark>
         <ok to="End"/>

dhp-workflows/dhp-aggregation/src/test/java/eu/dnetlib/dhp/actionmanager/datacite/DataciteToOAFTest.scala

@@ -0,0 +1,35 @@
+package eu.dnetlib.dhp.actionmanager.datacite
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import eu.dnetlib.dhp.aggregation.AbstractVocabularyTest
+import eu.dnetlib.dhp.schema.oaf.Oaf
+import org.junit.jupiter.api.extension.ExtendWith
+import org.junit.jupiter.api.{BeforeEach, Test}
+import org.mockito.junit.jupiter.MockitoExtension
+
+import scala.io.Source
+
+@ExtendWith(Array(classOf[MockitoExtension]))
+class DataciteToOAFTest extends  AbstractVocabularyTest{
+
+
+  @BeforeEach
+  def setUp() :Unit = {
+    println("Called Method")
+    super.setUpVocabulary()
+  }
+
+  @Test
+  def testMapping() :Unit = {
+    val record =Source.fromInputStream(getClass.getResourceAsStream("record.json")).mkString
+
+
+
+    val mapper = new ObjectMapper()
+    val res:List[Oaf] =DataciteToOAFTransformation.generateOAF(record, 0L,0L, vocabularies )
+    println (mapper.writeValueAsString(res.head))
+
+
+  }
+
+}

dhp-workflows/dhp-doiboost/src/main/java/eu/dnetlib/doiboost/mag/SparkImportMagIntoDataset.scala

@@ -6,7 +6,6 @@ import org.apache.spark.SparkConf
 import org.apache.spark.sql.{SaveMode, SparkSession}
 import org.apache.spark.sql.types._
 import org.slf4j.{Logger, LoggerFactory}
-import org.apache.spark.sql.functions._
 
 object SparkImportMagIntoDataset {
   val datatypedict = Map(
@@ -25,11 +24,10 @@ object SparkImportMagIntoDataset {
     "AuthorExtendedAttributes" -> Tuple2("mag/AuthorExtendedAttributes.txt", Seq("AuthorId:long", "AttributeType:int", "AttributeValue:string")),
     "Authors" -> Tuple2("mag/Authors.txt", Seq("AuthorId:long", "Rank:uint", "NormalizedName:string", "DisplayName:string", "LastKnownAffiliationId:long?", "PaperCount:long", "PaperFamilyCount:long", "CitationCount:long", "CreatedDate:DateTime")),
     "ConferenceInstances" -> Tuple2("mag/ConferenceInstances.txt", Seq("ConferenceInstanceId:long", "NormalizedName:string", "DisplayName:string", "ConferenceSeriesId:long", "Location:string", "OfficialUrl:string", "StartDate:DateTime?", "EndDate:DateTime?", "AbstractRegistrationDate:DateTime?", "SubmissionDeadlineDate:DateTime?", "NotificationDueDate:DateTime?", "FinalVersionDueDate:DateTime?", "PaperCount:long", "PaperFamilyCount:long" ,"CitationCount:long", "Latitude:float?", "Longitude:float?", "CreatedDate:DateTime")),
-    "ConferenceSeries" -> Tuple2("mag/ConferenceSeries.txt", Seq("ConferenceSeriesId:long", "Rank:uint", "NormalizedName:string", "DisplayName:string", "PaperCount:long", "CitationCount:long", "CreatedDate:DateTime")),
+    "ConferenceSeries" -> Tuple2("mag/ConferenceSeries.txt", Seq("ConferenceSeriesId:long", "Rank:uint", "NormalizedName:string", "DisplayName:string", "PaperCount:long", "PaperFamilyCount:long", "CitationCount:long", "CreatedDate:DateTime")),
     "EntityRelatedEntities" -> Tuple2("advanced/EntityRelatedEntities.txt", Seq("EntityId:long", "EntityType:string", "RelatedEntityId:long", "RelatedEntityType:string", "RelatedType:int", "Score:float")),
     "FieldOfStudyChildren" -> Tuple2("advanced/FieldOfStudyChildren.txt", Seq("FieldOfStudyId:long", "ChildFieldOfStudyId:long")),
     "FieldOfStudyExtendedAttributes" -> Tuple2("advanced/FieldOfStudyExtendedAttributes.txt", Seq("FieldOfStudyId:long", "AttributeType:int", "AttributeValue:string")),
-    //                                                         ['FieldOfStudyId:long', 'Rank:uint', 'NormalizedName:string', 'DisplayName:string', 'MainType:string', 'Level:int', 'PaperCount:long', 'PaperFamilyCount:long', 'CitationCount:long', 'CreatedDate:DateTime']
     "FieldsOfStudy" -> Tuple2("advanced/FieldsOfStudy.txt", Seq("FieldOfStudyId:long", "Rank:uint", "NormalizedName:string", "DisplayName:string", "MainType:string", "Level:int", "PaperCount:long", "PaperFamilyCount:long", "CitationCount:long", "CreatedDate:DateTime")),
     "Journals" -> Tuple2("mag/Journals.txt", Seq("JournalId:long", "Rank:uint", "NormalizedName:string", "DisplayName:string", "Issn:string", "Publisher:string", "Webpage:string", "PaperCount:long", "PaperFamilyCount:long" ,"CitationCount:long", "CreatedDate:DateTime")),
     "PaperAbstractsInvertedIndex" -> Tuple2("nlp/PaperAbstractsInvertedIndex.txt.*", Seq("PaperId:long", "IndexedAbstract:string")),
@@ -37,6 +35,7 @@ object SparkImportMagIntoDataset {
     "PaperCitationContexts" -> Tuple2("nlp/PaperCitationContexts.txt", Seq("PaperId:long", "PaperReferenceId:long", "CitationContext:string")),
     "PaperExtendedAttributes" -> Tuple2("mag/PaperExtendedAttributes.txt", Seq("PaperId:long", "AttributeType:int", "AttributeValue:string")),
     "PaperFieldsOfStudy" -> Tuple2("advanced/PaperFieldsOfStudy.txt", Seq("PaperId:long", "FieldOfStudyId:long", "Score:float")),
+    "PaperMeSH" -> Tuple2("advanced/PaperMeSH.txt", Seq("PaperId:long", "DescriptorUI:string", "DescriptorName:string", "QualifierUI:string", "QualifierName:string", "IsMajorTopic:bool")),
     "PaperRecommendations" -> Tuple2("advanced/PaperRecommendations.txt", Seq("PaperId:long", "RecommendedPaperId:long", "Score:float")),
     "PaperReferences" -> Tuple2("mag/PaperReferences.txt", Seq("PaperId:long", "PaperReferenceId:long")),
     "PaperResources" -> Tuple2("mag/PaperResources.txt", Seq("PaperId:long", "ResourceType:int", "ResourceUrl:string", "SourceUrl:string", "RelationshipType:int")),