added generation of Scholix collection

dhp-workflows/dhp-graph-provision/src/main/java/eu/dnetlib/dhp/provision/SparkGenerateScholix.java

@@ -39,19 +39,14 @@ public class SparkGenerateScholix {
 
         final JavaRDD<String> relationToExport = sc.textFile(graphPath + "/relation").filter(ProvisionUtil::isNotDeleted);
         final JavaPairRDD<String,String> scholixSummary = sc.textFile(workingDirPath + "/summary").mapToPair((PairFunction<String, String, String>) i -> new Tuple2<>(DHPUtils.getJPathString(jsonIDPath, i), i));
-
-
-        PairFunction<Tuple2<String, String>, String, Scholix> k =
-                summaryRelation ->
-                        new Tuple2<>(
-                                DHPUtils.getJPathString(targetIDPath,summaryRelation._2()),
-                                Scholix.generateScholixWithSource(summaryRelation._1(), summaryRelation._2()));
-
         scholixSummary.join(
                 relationToExport
                         .mapToPair((PairFunction<String, String, String>) i -> new Tuple2<>(DHPUtils.getJPathString(sourceIDPath, i), i)))
                 .map(Tuple2::_2)
-                .mapToPair(k)
+                .mapToPair(summaryRelation ->
+                        new Tuple2<>(
+                                DHPUtils.getJPathString(targetIDPath,summaryRelation._2()),
+                                Scholix.generateScholixWithSource(summaryRelation._1(), summaryRelation._2())))
                 .join(scholixSummary)
                 .map(Tuple2::_2)
                 .map(i -> i._1().addTarget(i._2()))

dhp-workflows/dhp-graph-provision/src/main/java/eu/dnetlib/dhp/provision/scholix/Scholix.java

@@ -3,10 +3,8 @@ package eu.dnetlib.dhp.provision.scholix;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import eu.dnetlib.dhp.provision.scholix.summary.ScholixSummary;
 import eu.dnetlib.dhp.schema.oaf.Relation;
-
+import eu.dnetlib.dhp.utils.DHPUtils;
 import java.io.Serializable;
-import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 import java.util.stream.Collectors;
@@ -32,25 +30,39 @@ public class Scholix implements Serializable {
 
         try {
             ScholixSummary scholixSummary = mapper.readValue(sourceSummaryJson, ScholixSummary.class);
-            Relation rel = mapper.readValue(sourceSummaryJson, Relation.class);
+            Relation rel = mapper.readValue(relation, Relation.class);
             final Scholix s = new Scholix();
             if (scholixSummary.getDate() != null)
                 s.setPublicationDate(scholixSummary.getDate().stream().findFirst().orElse(null));
-
-
             s.setLinkprovider(rel.getCollectedFrom().stream().map(cf ->
                     new ScholixEntityId(cf.getValue(), Collections.singletonList(
                             new ScholixIdentifier(cf.getKey(), "dnet_identifier")
                     ))).collect(Collectors.toList()));
-
+            s.setRelationship(new ScholixRelationship(rel.getRelType(),rel.getRelClass(),null ));
-
+            s.setSource(ScholixResource.fromSummary(scholixSummary));
+            return s;
         } catch (Throwable e) {
             throw new RuntimeException(e);
         }
     }
 
+
+    private void generateIdentifier( ) {
+        setIdentifier(DHPUtils.md5(String.format("%s::%s::%s",source.getDnetIdentifier(),relationship.getName(), target.getDnetIdentifier())));
+
+    }
+
     public Scholix addTarget(final String targetSummaryJson) {
+        final ObjectMapper mapper = new ObjectMapper();
+
+        try {
+            ScholixSummary targetSummary = mapper.readValue(targetSummaryJson, ScholixSummary.class);
+            setTarget(ScholixResource.fromSummary(targetSummary));
+            generateIdentifier();
             return this;
+        } catch (Throwable e) {
+            throw new RuntimeException(e);
+        }
     }
 
 

dhp-workflows/dhp-graph-provision/src/main/java/eu/dnetlib/dhp/provision/scholix/ScholixResource.java

@@ -1,11 +1,16 @@
 package eu.dnetlib.dhp.provision.scholix;
 
+import eu.dnetlib.dhp.provision.scholix.summary.ScholixSummary;
+
 import java.io.Serializable;
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
+import java.util.stream.Collectors;
 
 public class ScholixResource implements Serializable {
 
-    private ScholixIdentifier identifier ;
+    private List<ScholixIdentifier> identifier;
     private String dnetIdentifier;
     private String objectType;
     private String objectSubType;
@@ -16,11 +21,50 @@ public class ScholixResource implements Serializable {
     private List<ScholixCollectedFrom> collectedFrom;
 
 
-    public ScholixIdentifier getIdentifier() {
+    public static ScholixResource fromSummary(ScholixSummary summary) {
+
+        final ScholixResource resource = new ScholixResource();
+
+        resource.setDnetIdentifier(summary.getId());
+
+        resource.setIdentifier(summary.getLocalIdentifier().stream()
+                .map(i ->
+                        new ScholixIdentifier(i.getId(), i.getType()))
+                .collect(Collectors.toList()));
+
+        resource.setObjectType(summary.getTypology().toString());
+
+        resource.setTitle(summary.getTitle().stream().findAny().orElse(null));
+
+        if (summary.getAuthor() != null)
+            resource.setCreator(summary.getAuthor().stream()
+                    .map(c -> new ScholixEntityId(c, null))
+                    .collect(Collectors.toList())
+            );
+
+        if (summary.getDate() != null)
+            resource.setPublicationDate(summary.getDate().stream().findAny().orElse(null));
+        if (summary.getPublisher() != null)
+            resource.setPublisher(summary.getPublisher().stream()
+                    .map(p -> new ScholixEntityId(p, null))
+                    .collect(Collectors.toList())
+            );
+        if (summary.getDatasources() != null)
+            resource.setCollectedFrom(summary.getDatasources().stream()
+                    .map(d ->
+                            new ScholixCollectedFrom(new ScholixEntityId(d.getDatasourceName(),
+                            Collections.singletonList(new ScholixIdentifier(d.getDatasourceId(), "dnet_identifier"))
+                    ), "collected", d.getCompletionStatus()))
+                    .collect(Collectors.toList()));
+        return resource;
+
+    }
+
+    public List<ScholixIdentifier> getIdentifier() {
         return identifier;
     }
 
-    public ScholixResource setIdentifier(ScholixIdentifier identifier) {
+    public ScholixResource setIdentifier(List<ScholixIdentifier> identifier) {
         this.identifier = identifier;
         return this;
     }

dhp-workflows/dhp-graph-provision/src/main/resources/eu/dnetlib/dhp/graph/Application/provision/oozie_app/workflow.xml

@@ -27,7 +27,7 @@
 
     </parameters>
 
-    <start to="indexSummary"/>
+    <start to="generateScholix"/>
 
     <kill name="Kill">
         <message>Action failed, error message[${wf:errorMessage(wf:lastErrorNode())}]</message>
@@ -91,10 +91,29 @@
             <arg>--sourcePath</arg><arg>${workingDirPath}/summary</arg>
             <arg>--index</arg><arg>${index}_object</arg>
         </spark>
-        <ok to="End"/>
+        <ok to="generateScholix"/>
         <error to="Kill"/>
     </action>
+
+
+
+    <action name="generateScholix">
+        <spark xmlns="uri:oozie:spark-action:0.2">
+            <job-tracker>${jobTracker}</job-tracker>
+            <name-node>${nameNode}</name-node>
+            <master>yarn-cluster</master>
+            <mode>cluster</mode>
+            <name>generate Summary</name>
+            <class>eu.dnetlib.dhp.provision.SparkGenerateScholix</class>
+            <jar>dhp-graph-provision-${projectVersion}.jar</jar>
+            <spark-opts>--executor-memory ${sparkExecutorMemory} --driver-memory=${sparkDriverMemory} ${sparkExtraOPT}</spark-opts>
+            <arg>-mt</arg> <arg>yarn-cluster</arg>
+            <arg>--workingDirPath</arg><arg>${workingDirPath}</arg>
+            <arg>--graphPath</arg><arg>${graphPath}</arg>
+        </spark>
+        <ok to="indexSummary"/>
+        <error to="Kill"/>
+    </action>
+
     <end name="End"/>
-
-
 </workflow-app>