merged stable_ids into openorgswf

dhp-common/pom.xml

@@ -29,6 +29,12 @@
 			<artifactId>spark-sql_2.11</artifactId>
 		</dependency>
 
+		<dependency>
+			<groupId>eu.dnetlib.dhp</groupId>
+			<artifactId>dhp-schemas</artifactId>
+			<version>${project.version}</version>
+		</dependency>
+
 		<dependency>
 			<groupId>commons-cli</groupId>
 			<artifactId>commons-cli</artifactId>
@@ -98,11 +104,6 @@
 			<artifactId>dnet-pace-core</artifactId>
 		</dependency>
 
-		<dependency>
-			<groupId>eu.dnetlib.dhp</groupId>
-			<artifactId>dhp-schemas</artifactId>
-			<version>${project.version}</version>
-		</dependency>
 	</dependencies>
 
 </project>

dhp-common/src/main/java/eu/dnetlib/dhp/oa/merge/AuthorMerger.java

@@ -4,6 +4,7 @@ package eu.dnetlib.dhp.oa.merge;
 import java.text.Normalizer;
 import java.util.*;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 import org.apache.commons.lang3.StringUtils;
 
@@ -32,27 +33,33 @@ public class AuthorMerger {
 
 	}
 
-	public static List<Author> mergeAuthor(final List<Author> a, final List<Author> b) {
+	public static List<Author> mergeAuthor(final List<Author> a, final List<Author> b, Double threshold) {
 		int pa = countAuthorsPids(a);
 		int pb = countAuthorsPids(b);
 		List<Author> base, enrich;
 		int sa = authorsSize(a);
 		int sb = authorsSize(b);
 
-		if (pa == pb) {
+		if (sa == sb) {
-			base = sa > sb ? a : b;
-			enrich = sa > sb ? b : a;
-		} else {
 			base = pa > pb ? a : b;
 			enrich = pa > pb ? b : a;
+		} else {
+			base = sa > sb ? a : b;
+			enrich = sa > sb ? b : a;
 		}
-		enrichPidFromList(base, enrich);
+		enrichPidFromList(base, enrich, threshold);
 		return base;
 	}
 
-	private static void enrichPidFromList(List<Author> base, List<Author> enrich) {
+	public static List<Author> mergeAuthor(final List<Author> a, final List<Author> b) {
+		return mergeAuthor(a, b, THRESHOLD);
+	}
+
+	private static void enrichPidFromList(List<Author> base, List<Author> enrich, Double threshold) {
 		if (base == null || enrich == null)
 			return;
+
+		// <pidComparableString, Author> (if an Author has more than 1 pid, it appears 2 times in the list)
 		final Map<String, Author> basePidAuthorMap = base
 			.stream()
 			.filter(a -> a.getPid() != null && a.getPid().size() > 0)
@@ -63,6 +70,7 @@ public class AuthorMerger {
 					.map(p -> new Tuple2<>(pidToComparableString(p), a)))
 			.collect(Collectors.toMap(Tuple2::_1, Tuple2::_2, (x1, x2) -> x1));
 
+		// <pid, Author> (list of pid that are missing in the other list)
 		final List<Tuple2<StructuredProperty, Author>> pidToEnrich = enrich
 			.stream()
 			.filter(a -> a.getPid() != null && a.getPid().size() > 0)
@@ -83,10 +91,10 @@ public class AuthorMerger {
 						.max(Comparator.comparing(Tuple2::_1));
 
 					if (simAuthor.isPresent()) {
-						double th = THRESHOLD;
+						double th = threshold;
 						// increase the threshold if the surname is too short
 						if (simAuthor.get()._2().getSurname() != null
-							&& simAuthor.get()._2().getSurname().length() <= 3)
+							&& simAuthor.get()._2().getSurname().length() <= 3 && threshold > 0.0)
 							th = 0.99;
 
 						if (simAuthor.get()._1() > th) {
@@ -156,7 +164,7 @@ public class AuthorMerger {
 	}
 
 	private static String normalize(final String s) {
-		return nfd(s)
+		String[] normalized = nfd(s)
 			.toLowerCase()
 			// do not compact the regexes in a single expression, would cause StackOverflowError
 			// in case
@@ -166,7 +174,12 @@ public class AuthorMerger {
 			.replaceAll("(\\p{Punct})+", " ")
 			.replaceAll("(\\d)+", " ")
 			.replaceAll("(\\n)+", " ")
-			.trim();
+			.trim()
+			.split(" ");
+
+		Arrays.sort(normalized);
+
+		return String.join(" ", normalized);
 	}
 
 	private static String nfd(final String s) {

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/CleaningFunctions.java

@@ -1,5 +1,5 @@
 
-package eu.dnetlib.dhp.oa.graph.clean;
+package eu.dnetlib.dhp.schema.oaf;
 
 import java.util.*;
 import java.util.function.Function;
@@ -8,14 +8,16 @@ import java.util.stream.Collectors;
 import org.apache.commons.lang3.StringUtils;
 
 import com.clearspring.analytics.util.Lists;
+import com.google.common.collect.Sets;
 
-import eu.dnetlib.dhp.oa.graph.raw.AbstractMdRecordToOafMapper;
 import eu.dnetlib.dhp.schema.common.ModelConstants;
-import eu.dnetlib.dhp.schema.oaf.*;
+import eu.dnetlib.dhp.schema.oaf.utils.PidBlacklistProvider;
 
 public class CleaningFunctions {
 
-	public static final String DOI_URL_PREFIX_REGEX = "(^http(s?):\\/\\/)(((dx\\.)?doi\\.org)|(handle\\.test\\.datacite\\.org))\\/";
+	public static final String DOI_PREFIX_REGEX = "(^10\\.|\\/10.)";
+	public static final String DOI_PREFIX = "10.";
+
 	public static final String ORCID_PREFIX_REGEX = "^http(s?):\\/\\/orcid\\.org\\/";
 	public static final String CLEANING_REGEX = "(?:\\n|\\r|\\t)";
 
@@ -78,7 +80,7 @@ public class CleaningFunctions {
 		return value;
 	}
 
-	public static <T extends Oaf> T fixDefaults(T value) {
+	public static <T extends Oaf> T cleanup(T value) {
 		if (value instanceof Datasource) {
 			// nothing to clean here
 		} else if (value instanceof Project) {
@@ -86,7 +88,7 @@ public class CleaningFunctions {
 		} else if (value instanceof Organization) {
 			Organization o = (Organization) value;
 			if (Objects.isNull(o.getCountry()) || StringUtils.isBlank(o.getCountry().getClassid())) {
-				o.setCountry(qualifier("UNKNOWN", "Unknown", ModelConstants.DNET_COUNTRY_TYPE));
+				o.setCountry(ModelConstants.UNKNOWN_COUNTRY);
 			}
 		} else if (value instanceof Relation) {
 			// nothing to clean here
@@ -137,28 +139,32 @@ public class CleaningFunctions {
 							.collect(Collectors.toList()));
 			}
 			if (Objects.nonNull(r.getPid())) {
-				r
+				r.setPid(processPidCleaning(r.getPid()));
-					.setPid(
-						r
-							.getPid()
-							.stream()
-							.filter(Objects::nonNull)
-							.filter(sp -> StringUtils.isNotBlank(StringUtils.trim(sp.getValue())))
-							.filter(sp -> !PID_BLACKLIST.contains(sp.getValue().trim().toLowerCase()))
-							.filter(sp -> Objects.nonNull(sp.getQualifier()))
-							.filter(sp -> StringUtils.isNotBlank(sp.getQualifier().getClassid()))
-							.map(CleaningFunctions::normalizePidValue)
-							.collect(Collectors.toList()));
 			}
 			if (Objects.isNull(r.getResourcetype()) || StringUtils.isBlank(r.getResourcetype().getClassid())) {
 				r
 					.setResourcetype(
-						qualifier("UNKNOWN", "Unknown", ModelConstants.DNET_DATA_CITE_RESOURCE));
+						qualifier(ModelConstants.UNKNOWN, "Unknown", ModelConstants.DNET_DATA_CITE_RESOURCE));
 			}
 			if (Objects.nonNull(r.getInstance())) {
+
 				for (Instance i : r.getInstance()) {
+					final Set<StructuredProperty> pids = Sets.newHashSet(i.getPid());
+					i
+						.setAlternateIdentifier(
+							Optional
+								.ofNullable(i.getAlternateIdentifier())
+								.map(
+									altId -> altId
+										.stream()
+										.filter(p -> !pids.contains(p))
+										.collect(Collectors.toList()))
+								.orElse(Lists.newArrayList()));
+
 					if (Objects.isNull(i.getAccessright()) || StringUtils.isBlank(i.getAccessright().getClassid())) {
-						i.setAccessright(qualifier("UNKNOWN", "not available", ModelConstants.DNET_ACCESS_MODES));
+						i
+							.setAccessright(
+								accessRight(ModelConstants.UNKNOWN, "not available", ModelConstants.DNET_ACCESS_MODES));
 					}
 					if (Objects.isNull(i.getHostedby()) || StringUtils.isBlank(i.getHostedby().getKey())) {
 						i.setHostedby(ModelConstants.UNKNOWN_REPOSITORY);
@@ -169,7 +175,7 @@ public class CleaningFunctions {
 				}
 			}
 			if (Objects.isNull(r.getBestaccessright()) || StringUtils.isBlank(r.getBestaccessright().getClassid())) {
-				Qualifier bestaccessrights = AbstractMdRecordToOafMapper.createBestAccessRights(r.getInstance());
+				Qualifier bestaccessrights = OafMapperUtils.createBestAccessRights(r.getInstance());
 				if (Objects.isNull(bestaccessrights)) {
 					r
 						.setBestaccessright(
@@ -189,7 +195,6 @@ public class CleaningFunctions {
 						author.setRank(i++);
 					}
 				}
-
 				for (Author a : r.getAuthor()) {
 					if (Objects.isNull(a.getPid())) {
 						a.setPid(Lists.newArrayList());
@@ -202,29 +207,14 @@ public class CleaningFunctions {
 									.filter(p -> Objects.nonNull(p.getQualifier()))
 									.filter(p -> StringUtils.isNotBlank(p.getValue()))
 									.map(p -> {
-										// hack to distinguish orcid from orcid_pending
-										String pidProvenance = Optional
-											.ofNullable(p.getDataInfo())
-											.map(
-												d -> Optional
-													.ofNullable(d.getProvenanceaction())
-													.map(Qualifier::getClassid)
-													.orElse(""))
-											.orElse("");
-										if (pidProvenance.equals(ModelConstants.SYSIMPORT_CROSSWALK_ENTITYREGISTRY)) {
-											p.getQualifier().setClassid(ModelConstants.ORCID);
-										} else {
-											p.getQualifier().setClassid(ModelConstants.ORCID_PENDING);
-										}
 										p.setValue(p.getValue().trim().replaceAll(ORCID_PREFIX_REGEX, ""));
 										return p;
 									})
+									.filter(p -> StringUtils.isNotBlank(p.getValue()))
 									.collect(
 										Collectors
 											.toMap(
-												p -> p.getQualifier().getClassid() + p.getValue(),
+												StructuredProperty::getValue, Function.identity(), (p1, p2) -> p1,
-												Function.identity(),
-												(p1, p2) -> p1,
 												LinkedHashMap::new))
 									.values()
 									.stream()
@@ -247,6 +237,19 @@ public class CleaningFunctions {
 		return value;
 	}
 
+	private static List<StructuredProperty> processPidCleaning(List<StructuredProperty> pids) {
+		return pids
+			.stream()
+			.filter(Objects::nonNull)
+			.filter(sp -> StringUtils.isNotBlank(StringUtils.trim(sp.getValue())))
+			.filter(sp -> !PID_BLACKLIST.contains(sp.getValue().trim().toLowerCase()))
+			.filter(sp -> Objects.nonNull(sp.getQualifier()))
+			.filter(sp -> StringUtils.isNotBlank(sp.getQualifier().getClassid()))
+			.map(CleaningFunctions::normalizePidValue)
+			.filter(CleaningFunctions::pidFilter)
+			.collect(Collectors.toList());
+	}
+
 	protected static StructuredProperty cleanValue(StructuredProperty s) {
 		s.setValue(s.getValue().replaceAll(CLEANING_REGEX, " "));
 		return s;
@@ -266,12 +269,39 @@ public class CleaningFunctions {
 		}
 	}
 
+	private static AccessRight accessRight(String classid, String classname, String scheme) {
+		return OafMapperUtils
+			.accessRight(
+				classid, classname, scheme, scheme);
+	}
+
 	private static Qualifier qualifier(String classid, String classname, String scheme) {
 		return OafMapperUtils
 			.qualifier(
 				classid, classname, scheme, scheme);
 	}
 
+	/**
+	 * Utility method that filter PID values on a per-type basis.
+	 * @param s the PID whose value will be checked.
+	 * @return false if the pid matches the filter criteria, true otherwise.
+	 */
+	public static boolean pidFilter(StructuredProperty s) {
+		final String pidValue = s.getValue();
+		if (Objects.isNull(s.getQualifier()) ||
+			StringUtils.isBlank(pidValue) ||
+			StringUtils.isBlank(pidValue.replaceAll("(?:\\n|\\r|\\t|\\s)", ""))) {
+			return false;
+		}
+		if (CleaningFunctions.PID_BLACKLIST.contains(pidValue)) {
+			return false;
+		}
+		if (PidBlacklistProvider.getBlacklist(s.getQualifier().getClassid()).contains(pidValue)) {
+			return false;
+		}
+		return true;
+	}
+
 	/**
 	 * Utility method that normalises PID values on a per-type basis.
 	 * @param pid the PID whose value will be normalised.
@@ -286,7 +316,7 @@ public class CleaningFunctions {
 
 			// TODO add cleaning for more PID types as needed
 			case "doi":
-				pid.setValue(value.toLowerCase().replaceAll(DOI_URL_PREFIX_REGEX, ""));
+				pid.setValue(value.toLowerCase().replaceFirst(DOI_PREFIX_REGEX, DOI_PREFIX));
 				break;
 		}
 		return pid;

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/ModelHardLimits.java

@@ -0,0 +1,22 @@
+
+package eu.dnetlib.dhp.schema.oaf;
+
+public class ModelHardLimits {
+
+	public static final String LAYOUT = "index";
+	public static final String INTERPRETATION = "openaire";
+	public static final String SEPARATOR = "-";
+
+	public static final int MAX_EXTERNAL_ENTITIES = 50;
+	public static final int MAX_AUTHORS = 200;
+	public static final int MAX_AUTHOR_FULLNAME_LENGTH = 1000;
+	public static final int MAX_TITLE_LENGTH = 5000;
+	public static final int MAX_TITLES = 10;
+	public static final int MAX_ABSTRACT_LENGTH = 150000;
+	public static final int MAX_INSTANCES = 10;
+
+	public static String getCollectionName(String format) {
+		return format + SEPARATOR + LAYOUT + SEPARATOR + INTERPRETATION;
+	}
+
+}

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/OafMapperUtils.java

@@ -1,11 +1,9 @@
 
 package eu.dnetlib.dhp.schema.oaf;
 
-import java.util.ArrayList;
+import static eu.dnetlib.dhp.schema.common.ModelConstants.*;
-import java.util.Arrays;
+
-import java.util.List;
+import java.util.*;
-import java.util.Map;
-import java.util.Objects;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.function.Function;
 import java.util.function.Predicate;
@@ -13,40 +11,45 @@ import java.util.stream.Collectors;
 
 import org.apache.commons.lang3.StringUtils;
 
+import eu.dnetlib.dhp.schema.common.AccessRightComparator;
 import eu.dnetlib.dhp.schema.common.ModelSupport;
 import eu.dnetlib.dhp.utils.DHPUtils;
 
 public class OafMapperUtils {
 
-	public static Oaf merge(final Oaf o1, final Oaf o2) {
+	public static Oaf merge(final Oaf left, final Oaf right) {
-		if (ModelSupport.isSubClass(o1, OafEntity.class)) {
+		if (ModelSupport.isSubClass(left, OafEntity.class)) {
-			if (ModelSupport.isSubClass(o1, Result.class)) {
+			return mergeEntities((OafEntity) left, (OafEntity) right);
-
+		} else if (ModelSupport.isSubClass(left, Relation.class)) {
-				return mergeResults((Result) o1, (Result) o2);
+			((Relation) left).mergeFrom((Relation) right);
-			} else if (ModelSupport.isSubClass(o1, Datasource.class)) {
-				((Datasource) o1).mergeFrom((Datasource) o2);
-			} else if (ModelSupport.isSubClass(o1, Organization.class)) {
-				((Organization) o1).mergeFrom((Organization) o2);
-			} else if (ModelSupport.isSubClass(o1, Project.class)) {
-				((Project) o1).mergeFrom((Project) o2);
-			} else {
-				throw new RuntimeException("invalid OafEntity subtype:" + o1.getClass().getCanonicalName());
-			}
-		} else if (ModelSupport.isSubClass(o1, Relation.class)) {
-			((Relation) o1).mergeFrom((Relation) o2);
 		} else {
-			throw new RuntimeException("invalid Oaf type:" + o1.getClass().getCanonicalName());
+			throw new RuntimeException("invalid Oaf type:" + left.getClass().getCanonicalName());
 		}
-		return o1;
+		return left;
 	}
 
-	public static Result mergeResults(Result r1, Result r2) {
+	public static OafEntity mergeEntities(OafEntity left, OafEntity right) {
-		if (new ResultTypeComparator().compare(r1, r2) < 0) {
+		if (ModelSupport.isSubClass(left, Result.class)) {
-			r1.mergeFrom(r2);
+			return mergeResults((Result) left, (Result) right);
-			return r1;
+		} else if (ModelSupport.isSubClass(left, Datasource.class)) {
+			((Datasource) left).mergeFrom((Datasource) right);
+		} else if (ModelSupport.isSubClass(left, Organization.class)) {
+			((Organization) left).mergeFrom((Organization) right);
+		} else if (ModelSupport.isSubClass(left, Project.class)) {
+			((Project) left).mergeFrom((Project) right);
 		} else {
-			r2.mergeFrom(r1);
+			throw new RuntimeException("invalid OafEntity subtype:" + left.getClass().getCanonicalName());
-			return r2;
+		}
+		return left;
+	}
+
+	public static Result mergeResults(Result left, Result right) {
+		if (new ResultTypeComparator().compare(left, right) < 0) {
+			left.mergeFrom(right);
+			return left;
+		} else {
+			right.mergeFrom(left);
+			return right;
 		}
 	}
 
@@ -102,6 +105,29 @@ public class OafMapperUtils {
 		return qualifier("UNKNOWN", "Unknown", schemeid, schemename);
 	}
 
+	public static AccessRight accessRight(
+		final String classid,
+		final String classname,
+		final String schemeid,
+		final String schemename) {
+		return accessRight(classid, classname, schemeid, schemename, null);
+	}
+
+	public static AccessRight accessRight(
+		final String classid,
+		final String classname,
+		final String schemeid,
+		final String schemename,
+		final OpenAccessRoute openAccessRoute) {
+		final AccessRight accessRight = new AccessRight();
+		accessRight.setClassid(classid);
+		accessRight.setClassname(classname);
+		accessRight.setSchemeid(schemeid);
+		accessRight.setSchemename(schemename);
+		accessRight.setOpenAccessRoute(openAccessRoute);
+		return accessRight;
+	}
+
 	public static Qualifier qualifier(
 		final String classid,
 		final String classname,
@@ -115,6 +141,15 @@ public class OafMapperUtils {
 		return q;
 	}
 
+	public static Qualifier qualifier(final Qualifier qualifier) {
+		final Qualifier q = new Qualifier();
+		q.setClassid(qualifier.getClassid());
+		q.setClassname(qualifier.getClassname());
+		q.setSchemeid(qualifier.getSchemeid());
+		q.setSchemename(qualifier.getSchemename());
+		return q;
+	}
+
 	public static StructuredProperty structuredProperty(
 		final String value,
 		final String classid,
@@ -294,4 +329,36 @@ public class OafMapperUtils {
 		final Map<Object, Boolean> seen = new ConcurrentHashMap<>();
 		return t -> seen.putIfAbsent(keyExtractor.apply(t), Boolean.TRUE) == null;
 	}
+
+	public static Qualifier createBestAccessRights(final List<Instance> instanceList) {
+		return getBestAccessRights(instanceList);
+	}
+
+	protected static Qualifier getBestAccessRights(final List<Instance> instanceList) {
+		if (instanceList != null) {
+			final Optional<AccessRight> min = instanceList
+				.stream()
+				.map(i -> i.getAccessright())
+				.min(new AccessRightComparator<>());
+
+			final Qualifier rights = min.isPresent() ? qualifier(min.get()) : new Qualifier();
+
+			if (StringUtils.isBlank(rights.getClassid())) {
+				rights.setClassid(UNKNOWN);
+			}
+			if (StringUtils.isBlank(rights.getClassname())
+				|| UNKNOWN.equalsIgnoreCase(rights.getClassname())) {
+				rights.setClassname(NOT_AVAILABLE);
+			}
+			if (StringUtils.isBlank(rights.getSchemeid())) {
+				rights.setSchemeid(DNET_ACCESS_MODES);
+			}
+			if (StringUtils.isBlank(rights.getSchemename())) {
+				rights.setSchemename(DNET_ACCESS_MODES);
+			}
+
+			return rights;
+		}
+		return null;
+	}
 }

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/ResultTypeComparator.java

@@ -1,7 +1,15 @@
 
 package eu.dnetlib.dhp.schema.oaf;
 
+import static eu.dnetlib.dhp.schema.common.ModelConstants.CROSSREF_ID;
+
 import java.util.Comparator;
+import java.util.HashSet;
+import java.util.Optional;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import com.google.common.collect.Sets;
 
 import eu.dnetlib.dhp.schema.common.ModelConstants;
 
@@ -17,6 +25,16 @@ public class ResultTypeComparator implements Comparator<Result> {
 		if (right == null)
 			return -1;
 
+		HashSet<String> lCf = getCollectedFromIds(left);
+		HashSet<String> rCf = getCollectedFromIds(right);
+
+		if (lCf.contains(CROSSREF_ID) && !rCf.contains(CROSSREF_ID)) {
+			return -1;
+		}
+		if (!lCf.contains(CROSSREF_ID) && rCf.contains(CROSSREF_ID)) {
+			return 1;
+		}
+
 		String lClass = left.getResulttype().getClassid();
 		String rClass = right.getResulttype().getClassid();
 
@@ -46,4 +64,15 @@ public class ResultTypeComparator implements Comparator<Result> {
 		// Else (but unlikely), lexicographical ordering will do.
 		return lClass.compareTo(rClass);
 	}
+
+	protected HashSet<String> getCollectedFromIds(Result left) {
+		return Optional
+			.ofNullable(left.getCollectedfrom())
+			.map(
+				cf -> cf
+					.stream()
+					.map(c -> c.getKey())
+					.collect(Collectors.toCollection(HashSet::new)))
+			.orElse(new HashSet<>());
+	}
 }

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/IdentifierFactory.java

@@ -0,0 +1,216 @@
+
+package eu.dnetlib.dhp.schema.oaf.utils;
+
+import static com.google.common.base.Preconditions.checkArgument;
+import static eu.dnetlib.dhp.schema.common.ModelConstants.*;
+
+import java.io.Serializable;
+import java.util.*;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import org.apache.commons.lang3.StringUtils;
+
+import com.google.common.collect.HashBiMap;
+import com.google.common.collect.Maps;
+
+import eu.dnetlib.dhp.schema.common.ModelSupport;
+import eu.dnetlib.dhp.schema.oaf.*;
+import eu.dnetlib.dhp.utils.DHPUtils;
+
+/**
+ * Factory class for OpenAIRE identifiers in the Graph
+ */
+public class IdentifierFactory implements Serializable {
+
+	public static final String ID_SEPARATOR = "::";
+	public static final String ID_PREFIX_SEPARATOR = "|";
+
+	public final static String DOI_REGEX = "(^10\\.[0-9]{4,9}\\/[-._;()\\/:a-zA-Z0-9]+$)|" +
+		"(^10\\.1002\\/[^\\s]+$)|" +
+		"(^10\\.1021\\/[a-zA-Z0-9_][a-zA-Z0-9_][0-9]++$)|" +
+		"(^10\\.1207\\/[a-zA-Z0-9_]+\\&[0-9]+_[0-9]+$)";
+
+	public static final int ID_PREFIX_LEN = 12;
+
+	/**
+	 * Declares the associations PID_TYPE -> [DATASOURCE ID, NAME] considered authoritative for that PID_TYPE
+	 */
+	public static final Map<PidType, HashBiMap<String, String>> PID_AUTHORITY = Maps.newHashMap();
+
+	static {
+		PID_AUTHORITY.put(PidType.doi, HashBiMap.create());
+		PID_AUTHORITY.get(PidType.doi).put(CROSSREF_ID, "Crossref");
+		PID_AUTHORITY.get(PidType.doi).put(DATACITE_ID, "Datacite");
+
+		PID_AUTHORITY.put(PidType.pmc, HashBiMap.create());
+		PID_AUTHORITY.get(PidType.pmc).put(EUROPE_PUBMED_CENTRAL_ID, "Europe PubMed Central");
+		PID_AUTHORITY.get(PidType.pmc).put(PUBMED_CENTRAL_ID, "PubMed Central");
+
+		PID_AUTHORITY.put(PidType.pmid, HashBiMap.create());
+		PID_AUTHORITY.get(PidType.pmid).put(EUROPE_PUBMED_CENTRAL_ID, "Europe PubMed Central");
+		PID_AUTHORITY.get(PidType.pmid).put(PUBMED_CENTRAL_ID, "PubMed Central");
+
+		PID_AUTHORITY.put(PidType.arXiv, HashBiMap.create());
+		PID_AUTHORITY.get(PidType.arXiv).put(ARXIV_ID, "arXiv.org e-Print Archive");
+	}
+
+	public static List<StructuredProperty> getPids(List<StructuredProperty> pid, KeyValue collectedFrom) {
+		return pidFromInstance(pid, collectedFrom).distinct().collect(Collectors.toList());
+	}
+
+	public static <T extends Result> String createDOIBoostIdentifier(T entity) {
+		if (entity == null)
+			return null;
+
+		StructuredProperty pid = null;
+		if (entity.getPid() != null) {
+			pid = entity
+				.getPid()
+				.stream()
+				.filter(Objects::nonNull)
+				.filter(s -> s.getQualifier() != null && "doi".equalsIgnoreCase(s.getQualifier().getClassid()))
+				.filter(CleaningFunctions::pidFilter)
+				.findAny()
+				.orElse(null);
+		} else {
+			if (entity.getInstance() != null) {
+				pid = entity
+					.getInstance()
+					.stream()
+					.filter(i -> i.getPid() != null)
+					.flatMap(i -> i.getPid().stream())
+					.filter(CleaningFunctions::pidFilter)
+					.findAny()
+					.orElse(null);
+			}
+		}
+		if (pid != null)
+			return idFromPid(entity, pid, true);
+		return null;
+	}
+
+	/**
+	 * Creates an identifier from the most relevant PID (if available) provided by a known PID authority in the given
+	 * entity T. Returns entity.id when none of the PIDs meet the selection criteria is available.
+	 *
+	 * @param entity the entity providing PIDs and a default ID.
+	 * @param <T> the specific entity type. Currently Organization and Result subclasses are supported.
+	 * @param md5 indicates whether should hash the PID value or not.
+	 * @return an identifier from the most relevant PID, entity.id otherwise
+	 */
+	public static <T extends OafEntity> String createIdentifier(T entity, boolean md5) {
+
+		checkArgument(StringUtils.isNoneBlank(entity.getId()), "missing entity identifier");
+
+		final Map<String, List<StructuredProperty>> pids = extractPids(entity);
+
+		return pids
+			.values()
+			.stream()
+			.flatMap(s -> s.stream())
+			.min(new PidComparator<>(entity))
+			.map(
+				min -> Optional
+					.ofNullable(pids.get(min.getQualifier().getClassid()))
+					.map(
+						p -> p
+							.stream()
+							.sorted(new PidValueComparator())
+							.findFirst()
+							.map(s -> idFromPid(entity, s, md5))
+							.orElseGet(entity::getId))
+					.orElseGet(entity::getId))
+			.orElseGet(entity::getId);
+	}
+
+	private static <T extends OafEntity> Map<String, List<StructuredProperty>> extractPids(T entity) {
+		if (entity instanceof Result) {
+			return Optional
+				.ofNullable(((Result) entity).getInstance())
+				.map(
+					instance -> mapPids(instance))
+				.orElse(new HashMap<>());
+		} else {
+			return entity
+				.getPid()
+				.stream()
+				.map(CleaningFunctions::normalizePidValue)
+				.filter(CleaningFunctions::pidFilter)
+				.collect(
+					Collectors
+						.groupingBy(
+							p -> p.getQualifier().getClassid(),
+							Collectors.mapping(p -> p, Collectors.toList())));
+		}
+	}
+
+	private static Map<String, List<StructuredProperty>> mapPids(List<Instance> instance) {
+		return instance
+			.stream()
+			.map(i -> pidFromInstance(i.getPid(), i.getCollectedfrom()))
+			.flatMap(Function.identity())
+			.collect(
+				Collectors
+					.groupingBy(
+						p -> p.getQualifier().getClassid(),
+						Collectors.mapping(p -> p, Collectors.toList())));
+	}
+
+	private static Stream<StructuredProperty> pidFromInstance(List<StructuredProperty> pid, KeyValue collectedFrom) {
+		return Optional
+			.ofNullable(pid)
+			.map(
+				pp -> pp
+					.stream()
+					// filter away PIDs provided by a DS that is not considered an authority for the
+					// given PID Type
+					.filter(p -> {
+						return shouldFilterPid(collectedFrom, p);
+					})
+					.map(CleaningFunctions::normalizePidValue)
+					.filter(CleaningFunctions::pidFilter))
+			.orElse(Stream.empty());
+	}
+
+	private static boolean shouldFilterPid(KeyValue collectedFrom, StructuredProperty p) {
+		final PidType pType = PidType.tryValueOf(p.getQualifier().getClassid());
+		return pType.equals(PidType.handle) || Optional.ofNullable(collectedFrom).isPresent() &&
+			Optional
+				.ofNullable(PID_AUTHORITY.get(pType))
+				.map(authorities -> {
+					return authorities.containsKey(collectedFrom.getKey())
+						|| authorities.containsValue(collectedFrom.getValue());
+				})
+				.orElse(false);
+	}
+
+	/**
+	 * @see {@link IdentifierFactory#createIdentifier(OafEntity, boolean)}
+	 */
+	public static <T extends OafEntity> String createIdentifier(T entity) {
+
+		return createIdentifier(entity, true);
+	}
+
+	private static <T extends OafEntity> String idFromPid(T entity, StructuredProperty s, boolean md5) {
+		return new StringBuilder()
+			.append(ModelSupport.getIdPrefix(entity.getClass()))
+			.append(ID_PREFIX_SEPARATOR)
+			.append(createPrefix(s.getQualifier().getClassid()))
+			.append(ID_SEPARATOR)
+			.append(md5 ? DHPUtils.md5(s.getValue()) : s.getValue())
+			.toString();
+	}
+
+	// create the prefix (length = 12)
+	private static String createPrefix(String pidType) {
+		StringBuilder prefix = new StringBuilder(StringUtils.left(pidType, ID_PREFIX_LEN));
+		while (prefix.length() < ID_PREFIX_LEN) {
+			prefix.append("_");
+		}
+		return prefix.substring(0, ID_PREFIX_LEN);
+	}
+
+}

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/OrganizationPidComparator.java

@@ -0,0 +1,33 @@
+
+package eu.dnetlib.dhp.schema.oaf.utils;
+
+import java.util.Comparator;
+
+import eu.dnetlib.dhp.schema.oaf.StructuredProperty;
+
+public class OrganizationPidComparator implements Comparator<StructuredProperty> {
+
+	@Override
+	public int compare(StructuredProperty left, StructuredProperty right) {
+
+		PidType lClass = PidType.tryValueOf(left.getQualifier().getClassid());
+		PidType rClass = PidType.tryValueOf(right.getQualifier().getClassid());
+
+		if (lClass.equals(PidType.GRID))
+			return -1;
+		if (rClass.equals(PidType.GRID))
+			return 1;
+
+		if (lClass.equals(PidType.mag_id))
+			return -1;
+		if (rClass.equals(PidType.mag_id))
+			return 1;
+
+		if (lClass.equals(PidType.urn))
+			return -1;
+		if (rClass.equals(PidType.urn))
+			return 1;
+
+		return 0;
+	}
+}

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/PidBlacklist.java

@@ -0,0 +1,8 @@
+
+package eu.dnetlib.dhp.schema.oaf.utils;
+
+import java.util.HashMap;
+import java.util.HashSet;
+
+public class PidBlacklist extends HashMap<String, HashSet<String>> {
+}

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/PidBlacklistProvider.java

@@ -0,0 +1,37 @@
+
+package eu.dnetlib.dhp.schema.oaf.utils;
+
+import java.io.IOException;
+import java.util.HashSet;
+import java.util.Optional;
+import java.util.Set;
+
+import org.apache.commons.io.IOUtils;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public class PidBlacklistProvider {
+
+	private static final PidBlacklist blacklist;
+
+	static {
+		try {
+			String json = IOUtils.toString(IdentifierFactory.class.getResourceAsStream("pid_blacklist.json"));
+			blacklist = new ObjectMapper().readValue(json, PidBlacklist.class);
+
+		} catch (IOException e) {
+			throw new RuntimeException(e);
+		}
+	}
+
+	public static PidBlacklist getBlacklist() {
+		return blacklist;
+	}
+
+	public static Set<String> getBlacklist(String pidType) {
+		return Optional
+			.ofNullable(getBlacklist().get(pidType))
+			.orElse(new HashSet<>());
+	}
+
+}

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/PidComparator.java

@@ -0,0 +1,48 @@
+
+package eu.dnetlib.dhp.schema.oaf.utils;
+
+import java.util.Comparator;
+
+import eu.dnetlib.dhp.schema.common.ModelSupport;
+import eu.dnetlib.dhp.schema.oaf.OafEntity;
+import eu.dnetlib.dhp.schema.oaf.Organization;
+import eu.dnetlib.dhp.schema.oaf.Result;
+import eu.dnetlib.dhp.schema.oaf.StructuredProperty;
+
+public class PidComparator<T extends OafEntity> implements Comparator<StructuredProperty> {
+
+	private T entity;
+
+	public PidComparator(T entity) {
+		this.entity = entity;
+	}
+
+	@Override
+	public int compare(StructuredProperty left, StructuredProperty right) {
+
+		if (left == null && right == null)
+			return 0;
+		if (left == null)
+			return 1;
+		if (right == null)
+			return -1;
+
+		if (ModelSupport.isSubClass(entity, Result.class)) {
+			return compareResultPids(left, right);
+		}
+		if (ModelSupport.isSubClass(entity, Organization.class)) {
+			return compareOrganizationtPids(left, right);
+		}
+
+		// Else (but unlikely), lexicographical ordering will do.
+		return left.getQualifier().getClassid().compareTo(right.getQualifier().getClassid());
+	}
+
+	private int compareResultPids(StructuredProperty left, StructuredProperty right) {
+		return new ResultPidComparator().compare(left, right);
+	}
+
+	private int compareOrganizationtPids(StructuredProperty left, StructuredProperty right) {
+		return new OrganizationPidComparator().compare(left, right);
+	}
+}

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/PidType.java

@@ -0,0 +1,29 @@
+
+package eu.dnetlib.dhp.schema.oaf.utils;
+
+import org.apache.commons.lang3.EnumUtils;
+
+public enum PidType {
+
+	// Result
+	doi, pmid, pmc, handle, arXiv, nct, pdb,
+
+	// Organization
+	GRID, mag_id, urn,
+
+	// Used by dedup
+	undefined, original;
+
+	public static boolean isValid(String type) {
+		return EnumUtils.isValidEnum(PidType.class, type);
+	}
+
+	public static PidType tryValueOf(String s) {
+		try {
+			return PidType.valueOf(s);
+		} catch (Exception e) {
+			return PidType.original;
+		}
+	}
+
+}

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/PidValueComparator.java

@@ -0,0 +1,33 @@
+
+package eu.dnetlib.dhp.schema.oaf.utils;
+
+import java.util.Comparator;
+import java.util.Optional;
+
+import eu.dnetlib.dhp.schema.oaf.*;
+
+public class PidValueComparator implements Comparator<StructuredProperty> {
+
+	@Override
+	public int compare(StructuredProperty left, StructuredProperty right) {
+
+		if (left == null && right == null)
+			return 0;
+		if (left == null)
+			return 1;
+		if (right == null)
+			return -1;
+
+		StructuredProperty l = CleaningFunctions.normalizePidValue(left);
+		StructuredProperty r = CleaningFunctions.normalizePidValue(right);
+
+		return Optional
+			.ofNullable(l.getValue())
+			.map(
+				lv -> Optional
+					.ofNullable(r.getValue())
+					.map(rv -> lv.compareTo(rv))
+					.orElse(-1))
+			.orElse(1);
+	}
+}

dhp-common/src/main/java/eu/dnetlib/dhp/schema/oaf/utils/ResultPidComparator.java

@@ -0,0 +1,53 @@
+
+package eu.dnetlib.dhp.schema.oaf.utils;
+
+import java.util.Comparator;
+
+import eu.dnetlib.dhp.schema.oaf.StructuredProperty;
+
+public class ResultPidComparator implements Comparator<StructuredProperty> {
+
+	@Override
+	public int compare(StructuredProperty left, StructuredProperty right) {
+
+		PidType lClass = PidType.tryValueOf(left.getQualifier().getClassid());
+		PidType rClass = PidType.tryValueOf(right.getQualifier().getClassid());
+
+		if (lClass.equals(PidType.doi))
+			return -1;
+		if (rClass.equals(PidType.doi))
+			return 1;
+
+		if (lClass.equals(PidType.pmid))
+			return -1;
+		if (rClass.equals(PidType.pmid))
+			return 1;
+
+		if (lClass.equals(PidType.pmc))
+			return -1;
+		if (rClass.equals(PidType.pmc))
+			return 1;
+
+		if (lClass.equals(PidType.handle))
+			return -1;
+		if (rClass.equals(PidType.handle))
+			return 1;
+
+		if (lClass.equals(PidType.arXiv))
+			return -1;
+		if (rClass.equals(PidType.arXiv))
+			return 1;
+
+		if (lClass.equals(PidType.nct))
+			return -1;
+		if (rClass.equals(PidType.nct))
+			return 1;
+
+		if (lClass.equals(PidType.pdb))
+			return -1;
+		if (rClass.equals(PidType.pdb))
+			return 1;
+
+		return 0;
+	}
+}

dhp-common/src/test/java/eu/dnetlib/dhp/oa/merge/AuthorMergerTest.java

@@ -0,0 +1,100 @@
+
+package eu.dnetlib.dhp.oa.merge;
+
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.IOException;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import eu.dnetlib.dhp.schema.oaf.Author;
+import eu.dnetlib.dhp.schema.oaf.Publication;
+import eu.dnetlib.dhp.schema.oaf.StructuredProperty;
+import eu.dnetlib.pace.util.MapDocumentUtil;
+import scala.Tuple2;
+
+public class AuthorMergerTest {
+
+	private String publicationsBasePath;
+
+	private List<List<Author>> authors;
+
+	@BeforeEach
+	public void setUp() throws Exception {
+
+		publicationsBasePath = Paths
+			.get(AuthorMergerTest.class.getResource("/eu/dnetlib/dhp/oa/merge").toURI())
+			.toFile()
+			.getAbsolutePath();
+
+		authors = readSample(publicationsBasePath + "/publications_with_authors.json", Publication.class)
+			.stream()
+			.map(p -> p._2().getAuthor())
+			.collect(Collectors.toList());
+
+	}
+
+	@Test
+	public void mergeTest() { // used in the dedup: threshold set to 0.95
+
+		for (List<Author> authors1 : authors) {
+			System.out.println("List " + (authors.indexOf(authors1) + 1));
+			for (Author author : authors1) {
+				System.out.println(authorToString(author));
+			}
+		}
+
+		List<Author> merge = AuthorMerger.merge(authors);
+
+		System.out.println("Merge ");
+		for (Author author : merge) {
+			System.out.println(authorToString(author));
+		}
+
+		Assertions.assertEquals(7, merge.size());
+
+	}
+
+	public <T> List<Tuple2<String, T>> readSample(String path, Class<T> clazz) {
+		List<Tuple2<String, T>> res = new ArrayList<>();
+		BufferedReader reader;
+		try {
+			reader = new BufferedReader(new FileReader(path));
+			String line = reader.readLine();
+			while (line != null) {
+				res
+					.add(
+						new Tuple2<>(
+							MapDocumentUtil.getJPathString("$.id", line),
+							new ObjectMapper().readValue(line, clazz)));
+				// read next line
+				line = reader.readLine();
+			}
+			reader.close();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+
+		return res;
+	}
+
+	public String authorToString(Author a) {
+
+		String print = "Fullname = ";
+		print += a.getFullname() + " pid = [";
+		if (a.getPid() != null)
+			for (StructuredProperty sp : a.getPid()) {
+				print += sp.toComparableString() + " ";
+			}
+		print += "]";
+		return print;
+	}
+}

dhp-common/src/test/java/eu/dnetlib/dhp/schema/oaf/OafMapperUtilsTest.java

@@ -0,0 +1,69 @@
+
+package eu.dnetlib.dhp.schema.oaf;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import java.io.IOException;
+import java.util.HashSet;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.apache.commons.io.IOUtils;
+import org.jetbrains.annotations.NotNull;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import eu.dnetlib.dhp.schema.common.ModelConstants;
+import it.unimi.dsi.fastutil.Hash;
+
+public class OafMapperUtilsTest {
+
+	private static ObjectMapper OBJECT_MAPPER = new ObjectMapper()
+		.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+
+	@Test
+	public void testMergePubs() throws IOException {
+		Publication p1 = read("publication_1.json", Publication.class);
+		Publication p2 = read("publication_2.json", Publication.class);
+		Dataset d1 = read("dataset_1.json", Dataset.class);
+		Dataset d2 = read("dataset_2.json", Dataset.class);
+
+		assertEquals(p1.getCollectedfrom().size(), 1);
+		assertEquals(p1.getCollectedfrom().get(0).getKey(), ModelConstants.CROSSREF_ID);
+		assertEquals(d2.getCollectedfrom().size(), 1);
+		assertFalse(cfId(d2.getCollectedfrom()).contains(ModelConstants.CROSSREF_ID));
+
+		assertTrue(
+			OafMapperUtils
+				.mergeResults(p1, d2)
+				.getResulttype()
+				.getClassid()
+				.equals(ModelConstants.PUBLICATION_RESULTTYPE_CLASSID));
+
+		assertEquals(p2.getCollectedfrom().size(), 1);
+		assertFalse(cfId(p2.getCollectedfrom()).contains(ModelConstants.CROSSREF_ID));
+		assertEquals(d1.getCollectedfrom().size(), 1);
+		assertTrue(cfId(d1.getCollectedfrom()).contains(ModelConstants.CROSSREF_ID));
+
+		assertTrue(
+			OafMapperUtils
+				.mergeResults(p2, d1)
+				.getResulttype()
+				.getClassid()
+				.equals(ModelConstants.DATASET_RESULTTYPE_CLASSID));
+	}
+
+	@NotNull
+	protected HashSet<String> cfId(List<KeyValue> collectedfrom) {
+		return collectedfrom.stream().map(c -> c.getKey()).collect(Collectors.toCollection(HashSet::new));
+	}
+
+	protected <T extends Result> T read(String filename, Class<T> clazz) throws IOException {
+		final String json = IOUtils.toString(getClass().getResourceAsStream(filename));
+		return OBJECT_MAPPER.readValue(json, clazz);
+	}
+
+}

dhp-common/src/test/java/eu/dnetlib/dhp/schema/oaf/utils/BlackListProviderTest.java

@@ -0,0 +1,21 @@
+
+package eu.dnetlib.dhp.schema.oaf.utils;
+
+import java.util.Set;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+public class BlackListProviderTest {
+
+	@Test
+	public void blackListTest() {
+
+		Assertions.assertNotNull(PidBlacklistProvider.getBlacklist());
+		Assertions.assertNotNull(PidBlacklistProvider.getBlacklist().get("doi"));
+		Assertions.assertTrue(PidBlacklistProvider.getBlacklist().get("doi").size() > 0);
+		final Set<String> xxx = PidBlacklistProvider.getBlacklist("xxx");
+		Assertions.assertNotNull(xxx);
+		Assertions.assertEquals(0, xxx.size());
+	}
+}

dhp-common/src/test/java/eu/dnetlib/dhp/schema/oaf/utils/IdentifierFactoryTest.java

@@ -0,0 +1,72 @@
+
+package eu.dnetlib.dhp.schema.oaf.utils;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import java.io.IOException;
+
+import org.apache.commons.io.IOUtils;
+import org.junit.jupiter.api.Test;
+
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import eu.dnetlib.dhp.schema.oaf.Publication;
+import eu.dnetlib.dhp.utils.DHPUtils;
+
+public class IdentifierFactoryTest {
+
+	private static ObjectMapper OBJECT_MAPPER = new ObjectMapper()
+		.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+
+	@Test
+	public void testCreateIdentifierForPublication() throws IOException {
+
+		verifyIdentifier(
+			"publication_doi1.json", "50|doi_________::79dbc7a2a56dc1532659f9038843256e", true);
+
+		verifyIdentifier(
+			"publication_doi2.json", "50|doi_________::79dbc7a2a56dc1532659f9038843256e", true);
+
+		verifyIdentifier(
+			"publication_doi3.json", "50|pmc_________::94e4cb08c93f8733b48e2445d04002ac", true);
+
+		verifyIdentifier(
+			"publication_pmc1.json", "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f", true);
+
+		verifyIdentifier(
+			"publication_pmc2.json", "50|pmc_________::94e4cb08c93f8733b48e2445d04002ac", true);
+
+		final String defaultID = "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f";
+		verifyIdentifier("publication_3.json", defaultID, true);
+		verifyIdentifier("publication_4.json", defaultID, true);
+		verifyIdentifier("publication_5.json", defaultID, true);
+
+	}
+
+	@Test
+	public void testCreateIdentifierForPublicationNoHash() throws IOException {
+
+		verifyIdentifier("publication_doi1.json", "50|doi_________::10.1016/j.cmet.2010.03.013", false);
+		verifyIdentifier("publication_doi2.json", "50|doi_________::10.1016/j.cmet.2010.03.013", false);
+		verifyIdentifier("publication_pmc1.json", "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f", false);
+		verifyIdentifier(
+			"publication_urn1.json", "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f", false);
+
+		final String defaultID = "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f";
+		verifyIdentifier("publication_3.json", defaultID, false);
+		verifyIdentifier("publication_4.json", defaultID, false);
+		verifyIdentifier("publication_5.json", defaultID, false);
+	}
+
+	protected void verifyIdentifier(String filename, String expectedID, boolean md5) throws IOException {
+		final String json = IOUtils.toString(getClass().getResourceAsStream(filename));
+		final Publication pub = OBJECT_MAPPER.readValue(json, Publication.class);
+
+		String id = IdentifierFactory.createIdentifier(pub, md5);
+
+		assertNotNull(id);
+		assertEquals(expectedID, id);
+	}
+
+}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/dataset_1.json

@@ -0,0 +1 @@
+{"id":"50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1g", "resuttype" : { "classid" : "dataset" }, "pid":[{"qualifier":{"classid":"doi"},"value":"10.1016/j.cmet.2011.03.013"},{"qualifier":{"classid":"urn"},"value":"urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"},{"qualifier":{"classid":"scp-number"},"value":"79953761260"},{"qualifier":{"classid":"pmc"},"value":"21459329"}], "collectedfrom" : [ { "key" : "10|openaire____::081b82f96300b6a6e3d282bad31cb6e2", "value" : "Crossref"} ]}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/dataset_2.json

@@ -0,0 +1 @@
+{"id":"50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1g", "resuttype" : { "classid" : "dataset" }, "pid":[{"qualifier":{"classid":"doi"},"value":"10.1016/j.cmet.2011.03.013"},{"qualifier":{"classid":"urn"},"value":"urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"},{"qualifier":{"classid":"scp-number"},"value":"79953761260"},{"qualifier":{"classid":"pmc"},"value":"21459329"}], "collectedfrom" : [ { "key" : "10|openaire____::081b82f96300b6a6e3d282bad31cb6e3", "value" : "Repository B"} ]}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/publication_1.json

@@ -0,0 +1 @@
+{"id":"50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f", "resuttype" : { "classid" : "publication" }, "pid":[{"qualifier":{"classid":"doi"},"value":"10.1016/j.cmet.2011.03.013"},{"qualifier":{"classid":"urn"},"value":"urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"},{"qualifier":{"classid":"scp-number"},"value":"79953761260"},{"qualifier":{"classid":"pmc"},"value":"21459329"}], "collectedfrom" : [ { "key" : "10|openaire____::081b82f96300b6a6e3d282bad31cb6e2", "value" : "Crossref"} ]}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/publication_2.json

@@ -0,0 +1 @@
+{"id":"50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f", "resuttype" : { "classid" : "publication" }, "pid":[{"qualifier":{"classid":"doi"},"value":"10.1016/j.cmet.2011.03.013"},{"qualifier":{"classid":"urn"},"value":"urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"},{"qualifier":{"classid":"scp-number"},"value":"79953761260"},{"qualifier":{"classid":"pmc"},"value":"21459329"}], "collectedfrom" : [ { "key" : "10|openaire____::081b82f96300b6a6e3d282bad31cb6e3", "value" : "Repository A"} ]}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_3.json

@@ -0,0 +1 @@
+{"id":"50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f","pid":[{"qualifier":{"classid":"scp-number"},"value":"79953761260"}]}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_4.json

@@ -0,0 +1 @@
+{"id":"50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f","pid":[]}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_5.json

@@ -0,0 +1 @@
+{"id":"50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f"}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_doi1.json

@@ -0,0 +1,33 @@
+{
+  "id": "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f",
+  "instance": [
+    {
+      "collectedfrom": {
+        "key": "10|openaire____::081b82f96300b6a6e3d282bad31cb6e2",
+        "value": "Crossref"
+      },
+      "pid": [
+        {
+          "qualifier": {"classid": "doi"},
+          "value": "10.1016/j.cmet.2010.03.013"
+        }
+      ]
+    },
+    {
+      "pid": [
+        {
+          "qualifier": {"classid": "urn"},
+          "value": "urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"
+        },
+        {
+          "qualifier": {"classid": "scp-number"},
+          "value": "79953761260"
+        },
+        {
+          "qualifier": {"classid": "pmc"},
+          "value": "21459329"
+        }
+      ]
+    }
+  ]
+}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_doi2.json

@@ -0,0 +1,37 @@
+{
+  "id": "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f",
+  "instance": [
+    {
+      "collectedfrom": {
+        "key": "10|openaire____::081b82f96300b6a6e3d282bad31cb6e2",
+        "value": "Crossref"
+      },
+      "pid": [
+        {
+          "qualifier": {"classid": "doi"},
+          "value": "10.1016/j.cmet.2010.03.013"
+        }
+      ]
+    },
+    {
+      "collectedfrom": {
+        "key": "10|opendoar____::8b6dd7db9af49e67306feb59a8bdc52c",
+        "value": "Europe PubMed Central"
+      },
+      "pid": [
+        {
+          "qualifier": {"classid": "urn"},
+          "value": "urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"
+        },
+        {
+          "qualifier": {"classid": "scp-number"},
+          "value": "79953761260"
+        },
+        {
+          "qualifier": {"classid": "pmc"},
+          "value": "21459329"
+        }
+      ]
+    }
+  ]
+}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_doi3.json

@@ -0,0 +1,37 @@
+{
+  "id": "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f",
+  "instance": [
+    {
+      "collectedfrom": {
+        "key": "10|openaire____::1234",
+        "value": "Zenodo"
+      },
+      "pid": [
+        {
+          "qualifier": {"classid": "doi"},
+          "value": "10.1016/j.cmet.2010.03.013"
+        }
+      ]
+    },
+    {
+      "collectedfrom": {
+        "key": "10|opendoar____::8b6dd7db9af49e67306feb59a8bdc52c",
+        "value": "Europe PubMed Central"
+      },
+      "pid": [
+        {
+          "qualifier": {"classid": "urn"},
+          "value": "urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"
+        },
+        {
+          "qualifier": {"classid": "scp-number"},
+          "value": "79953761260"
+        },
+        {
+          "qualifier": {"classid": "pmc"},
+          "value": "21459329"
+        }
+      ]
+    }
+  ]
+}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_pmc1.json

@@ -0,0 +1 @@
+{"id":"50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f","pid":[{"qualifier":{"classid":"urn"},"value":"urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"},{"qualifier":{"classid":"scp-number"},"value":"79953761260"},{"qualifier":{"classid":"pmc"},"value":"21459329"}]}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_pmc2.json

@@ -0,0 +1,21 @@
+{
+  "id":"50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f",
+  "instance": [
+    {
+      "collectedfrom": {
+        "key": "10|opendoar____::8b6dd7db9af49e67306feb59a8bdc52c",
+        "value": "Europe PubMed Central"
+      },
+      "pid": [
+        {
+          "qualifier": {"classid": "doi"},
+          "value": "10.1016/j.cmet.2010.03.013"
+        },
+        {
+          "qualifier":{"classid":"pmc"},
+          "value":"21459329"
+        }
+      ]
+    }
+  ]
+}

dhp-common/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_urn1.json

@@ -0,0 +1,23 @@
+{
+  "id": "50|DansKnawCris::0829b5191605bdbea36d6502b8c1ce1f",
+  "pid": [
+    {
+      "qualifier": {
+        "classid": "urn"
+      },
+      "value": "urn:nbn:nl:ui:29-f3ed5f9e-edf6-457e-8848-61b58a4075e2"
+    },
+    {
+      "qualifier": {
+        "classid": "scp-number"
+      },
+      "value": "79953761260"
+    },
+    {
+      "qualifier": {
+        "classid": "pmcid"
+      },
+      "value": "21459329"
+    }
+  ]
+}

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

@@ -3,12 +3,13 @@ package eu.dnetlib.dhp.schema.common;
 
 import java.util.Comparator;
 
+import eu.dnetlib.dhp.schema.oaf.AccessRight;
 import eu.dnetlib.dhp.schema.oaf.Qualifier;
 
-public class LicenseComparator implements Comparator<Qualifier> {
+public class AccessRightComparator<T extends Qualifier> implements Comparator<T> {
 
 	@Override
-	public int compare(Qualifier left, Qualifier right) {
+	public int compare(T left, T right) {
 
 		if (left == null && right == null)
 			return 0;

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

@@ -11,13 +11,24 @@ public class ModelConstants {
 	public static final String ORCID_PENDING = "orcid_pending";
 	public static final String ORCID_CLASSNAME = "Open Researcher and Contributor ID";
 
+	public static final String CROSSREF_ID = "10|openaire____::081b82f96300b6a6e3d282bad31cb6e2";
+	public static final String DATACITE_ID = "10|openaire____::9e3be59865b2c1c335d32dae2fe7b254";
+
+	public static final String EUROPE_PUBMED_CENTRAL_ID = "10|opendoar____::8b6dd7db9af49e67306feb59a8bdc52c";
+	public static final String PUBMED_CENTRAL_ID = "10|opendoar____::eda80a3d5b344bc40f3bc04f65b7a357";
+	public static final String ARXIV_ID = "10|opendoar____::6f4922f45568161a8cdf4ad2299f6d23";
+
+	// VOCABULARY VALUE
+	public static final String ACCESS_RIGHT_OPEN = "OPEN";
+
 	public static final String DNET_SUBJECT_TYPOLOGIES = "dnet:subject_classification_typologies";
 	public static final String DNET_RESULT_TYPOLOGIES = "dnet:result_typologies";
 	public static final String DNET_PUBLICATION_RESOURCE = "dnet:publication_resource";
 	public static final String DNET_ACCESS_MODES = "dnet:access_modes";
 	public static final String DNET_LANGUAGES = "dnet:languages";
 	public static final String DNET_PID_TYPES = "dnet:pid_types";
-	public static final String DNET_DATA_CITE_DATE = "dnet:dataCite_date";
+	public static final String DNET_DATACITE_DATE = "dnet:dataCite_date";
+	public static final String DNET_DATACITE_TITLE = "dnet:dataCite_title";
 	public static final String DNET_DATA_CITE_RESOURCE = "dnet:dataCite_resource";
 	public static final String DNET_PROVENANCE_ACTIONS = "dnet:provenanceActions";
 	public static final String DNET_COUNTRY_TYPE = "dnet:countries";
@@ -105,6 +116,11 @@ public class ModelConstants {
 	public static final KeyValue UNKNOWN_REPOSITORY = keyValue(
 		"10|openaire____::55045bd2a65019fd8e6741a755395c8c", "Unknown Repository");
 
+	public static final Qualifier UNKNOWN_COUNTRY = qualifier(UNKNOWN, "Unknown", DNET_COUNTRY_TYPE, DNET_COUNTRY_TYPE);
+
+	public static final Qualifier MAIN_TITLE_QUALIFIER = qualifier(
+		"main title", "main title", DNET_DATACITE_TITLE, DNET_DATACITE_TITLE);
+
 	private static Qualifier qualifier(
 		final String classid,
 		final String classname,

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

@@ -3,6 +3,12 @@ package eu.dnetlib.dhp.schema.common;
 
 import static com.google.common.base.Preconditions.checkArgument;
 
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.time.Instant;
+import java.time.format.DateTimeFormatter;
+import java.time.temporal.TemporalAccessor;
+import java.util.Date;
 import java.util.Map;
 import java.util.Objects;
 import java.util.Optional;
@@ -375,6 +381,8 @@ public class ModelSupport {
 			Field.class,
 			GeoLocation.class,
 			Instance.class,
+			AccessRight.class,
+			OpenAccessRoute.class,
 			Journal.class,
 			KeyValue.class,
 			Oaf.class,
@@ -473,4 +481,23 @@ public class ModelSupport {
 	private static <T extends Oaf> String idFnForOafEntity(T t) {
 		return ((OafEntity) t).getId();
 	}
+
+	public static String oldest(String dateA, String dateB) throws ParseException {
+
+		if (StringUtils.isBlank(dateA)) {
+			return dateB;
+		}
+		if (StringUtils.isBlank(dateB)) {
+			return dateA;
+		}
+		if (StringUtils.isNotBlank(dateA) && StringUtils.isNotBlank(dateB)) {
+
+			final Date a = Date.from(Instant.from(DateTimeFormatter.ISO_INSTANT.parse(dateA)));
+			final Date b = Date.from(Instant.from(DateTimeFormatter.ISO_INSTANT.parse(dateB)));
+
+			return a.before(b) ? dateA : dateB;
+		} else {
+			return null;
+		}
+	}
 }

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/oaf/AccessRight.java

@@ -0,0 +1,48 @@
+
+package eu.dnetlib.dhp.schema.oaf;
+
+import java.util.Optional;
+
+/**
+ * This class models the access rights of research products.
+ */
+public class AccessRight extends Qualifier {
+
+	private OpenAccessRoute openAccessRoute;
+
+	public OpenAccessRoute getOpenAccessRoute() {
+		return openAccessRoute;
+	}
+
+	public void setOpenAccessRoute(OpenAccessRoute openAccessRoute) {
+		this.openAccessRoute = openAccessRoute;
+	}
+
+	public String toComparableString() {
+		String s = super.toComparableString();
+		return Optional
+			.ofNullable(getOpenAccessRoute())
+			.map(x -> s + "::" + x.toString())
+			.orElse(s);
+	}
+
+	@Override
+	public int hashCode() {
+		return toComparableString().hashCode();
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (obj == null)
+			return false;
+		if (getClass() != obj.getClass())
+			return false;
+
+		Qualifier other = (Qualifier) obj;
+
+		return toComparableString().equals(other.toComparableString());
+	}
+
+}

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/oaf/Author.java

@@ -12,6 +12,7 @@ public class Author implements Serializable {
 
 	private String surname;
 
+	// START WITH 1
 	private Integer rank;
 
 	private List<StructuredProperty> pid;

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/oaf/Instance.java

@@ -8,7 +8,7 @@ public class Instance implements Serializable {
 
 	private Field<String> license;
 
-	private Qualifier accessright;
+	private AccessRight accessright;
 
 	private Qualifier instancetype;
 
@@ -21,6 +21,10 @@ public class Instance implements Serializable {
 
 	private KeyValue collectedfrom;
 
+	private List<StructuredProperty> pid;
+
+	private List<StructuredProperty> alternateIdentifier;
+
 	private Field<String> dateofacceptance;
 
 	// ( article | book ) processing charges. Defined here to cope with possible wrongly typed
@@ -41,11 +45,11 @@ public class Instance implements Serializable {
 		this.license = license;
 	}
 
-	public Qualifier getAccessright() {
+	public AccessRight getAccessright() {
 		return accessright;
 	}
 
-	public void setAccessright(Qualifier accessright) {
+	public void setAccessright(AccessRight accessright) {
 		this.accessright = accessright;
 	}
 
@@ -89,6 +93,14 @@ public class Instance implements Serializable {
 		this.collectedfrom = collectedfrom;
 	}
 
+	public List<StructuredProperty> getPid() {
+		return pid;
+	}
+
+	public void setPid(List<StructuredProperty> pid) {
+		this.pid = pid;
+	}
+
 	public Field<String> getDateofacceptance() {
 		return dateofacceptance;
 	}
@@ -97,6 +109,14 @@ public class Instance implements Serializable {
 		this.dateofacceptance = dateofacceptance;
 	}
 
+	public List<StructuredProperty> getAlternateIdentifier() {
+		return alternateIdentifier;
+	}
+
+	public void setAlternateIdentifier(List<StructuredProperty> alternateIdentifier) {
+		this.alternateIdentifier = alternateIdentifier;
+	}
+
 	public Field<String> getProcessingchargeamount() {
 		return processingchargeamount;
 	}
@@ -149,4 +169,5 @@ public class Instance implements Serializable {
 
 		return toComparableString().equals(other.toComparableString());
 	}
+
 }

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/oaf/Oaf.java

@@ -62,8 +62,6 @@ public abstract class Oaf implements Serializable {
 				.distinct() // relies on KeyValue.equals
 				.collect(Collectors.toList()));
 
-		mergeOAFDataInfo(o);
-
 		setLastupdatetimestamp(
 			Math
 				.max(

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/oaf/OpenAccessRoute.java

@@ -0,0 +1,13 @@
+
+package eu.dnetlib.dhp.schema.oaf;
+
+/**
+ * This Enum models the OpenAccess status, currently including only the values from Unpaywall
+ *
+ * https://support.unpaywall.org/support/solutions/articles/44001777288-what-do-the-types-of-oa-status-green-gold-hybrid-and-bronze-mean-
+ */
+public enum OpenAccessRoute {
+
+	gold, green, hybrid, bronze
+
+}

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/oaf/Project.java

@@ -351,8 +351,6 @@ public class Project extends OafEntity implements Serializable {
 			? p.getFundedamount()
 			: fundedamount;
 
-		// programme = mergeLists(programme, p.getProgramme());
-
 		h2020classification = mergeLists(h2020classification, p.getH2020classification());
 
 		mergeOAFDataInfo(e);

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/oaf/Relation.java

@@ -3,10 +3,13 @@ package eu.dnetlib.dhp.schema.oaf;
 
 import static com.google.common.base.Preconditions.checkArgument;
 
+import java.text.ParseException;
 import java.util.*;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
+import eu.dnetlib.dhp.schema.common.ModelSupport;
+
 /**
  * Relation models any edge between two nodes in the OpenAIRE graph. It has a source id and a target id pointing to
  * graph node identifiers and it is further characterised by the semantic of the link through the fields relType,
@@ -106,7 +109,7 @@ public class Relation extends Oaf {
 	}
 
 	public Boolean getValidated() {
-		return validated;
+		return Objects.nonNull(validated) && validated;
 	}
 
 	public void setValidated(Boolean validated) {
@@ -130,6 +133,16 @@ public class Relation extends Oaf {
 			Objects.equals(getSubRelType(), r.getSubRelType()), "subRelType(s) must be equal");
 		checkArgument(Objects.equals(getRelClass(), r.getRelClass()), "relClass(es) must be equal");
 
+		setValidated(getValidated() || r.getValidated());
+		try {
+			setValidationDate(ModelSupport.oldest(getValidationDate(), r.getValidationDate()));
+		} catch (ParseException e) {
+			throw new IllegalArgumentException(String
+				.format(
+					"invalid validation date format in relation [s:%s, t:%s]: %s", getSource(), getTarget(),
+					getValidationDate()));
+		}
+
 		super.mergeFrom(r);
 	}
 

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/oaf/Result.java

@@ -2,12 +2,11 @@
 package eu.dnetlib.dhp.schema.oaf;
 
 import java.io.Serializable;
-import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.List;
 import java.util.stream.Collectors;
 
-import eu.dnetlib.dhp.schema.common.LicenseComparator;
+import eu.dnetlib.dhp.schema.common.AccessRightComparator;
 
 public class Result extends OafEntity implements Serializable {
 
@@ -243,12 +242,12 @@ public class Result extends OafEntity implements Serializable {
 
 		Result r = (Result) e;
 
-		// TODO consider merging also Measures
+		measures = mergeLists(measures, r.getMeasures());
 
 		instance = mergeLists(instance, r.getInstance());
 
 		if (r.getBestaccessright() != null
-			&& new LicenseComparator().compare(r.getBestaccessright(), bestaccessright) < 0)
+			&& new AccessRightComparator().compare(r.getBestaccessright(), bestaccessright) < 0)
 			bestaccessright = r.getBestaccessright();
 
 		if (r.getResulttype() != null && compareTrust(this, r) < 0)
@@ -323,13 +322,13 @@ public class Result extends OafEntity implements Serializable {
 		if (a.size() == b.size()) {
 			int msa = a
 				.stream()
-				.filter(i -> i.getValue() != null)
+				.filter(i -> i != null && i.getValue() != null)
 				.map(i -> i.getValue().length())
 				.max(Comparator.naturalOrder())
 				.orElse(0);
 			int msb = b
 				.stream()
-				.filter(i -> i.getValue() != null)
+				.filter(i -> i != null && i.getValue() != null)
 				.map(i -> i.getValue().length())
 				.max(Comparator.naturalOrder())
 				.orElse(0);

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/oaf/StructuredProperty.java

@@ -2,6 +2,13 @@
 package eu.dnetlib.dhp.schema.oaf;
 
 import java.io.Serializable;
+import java.util.Optional;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import org.apache.commons.lang3.StringUtils;
+
+import com.google.common.base.Joiner;
 
 public class StructuredProperty implements Serializable {
 
@@ -36,7 +43,12 @@ public class StructuredProperty implements Serializable {
 	}
 
 	public String toComparableString() {
-		return value != null ? value.toLowerCase() : "";
+		return Stream
+			.of(
+				getQualifier().toComparableString(),
+				Optional.ofNullable(getValue()).map(String::toLowerCase).orElse(""))
+			.filter(StringUtils::isNotBlank)
+			.collect(Collectors.joining("||"));
 	}
 
 	@Override

dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/scholexplorer/OafUtils.scala

@@ -1,6 +1,6 @@
 package eu.dnetlib.dhp.schema.scholexplorer
 
-import eu.dnetlib.dhp.schema.oaf.{DataInfo, Field, KeyValue, Qualifier, StructuredProperty}
+import eu.dnetlib.dhp.schema.oaf.{AccessRight, DataInfo, Field, KeyValue, Qualifier, StructuredProperty}
 
 object OafUtils {
 
@@ -39,6 +39,15 @@ object OafUtils {
     q
   }
 
+  def createAccessRight(classId: String, className: String, schemeId: String, schemeName: String): AccessRight = {
+    val accessRight: AccessRight = new AccessRight
+    accessRight.setClassid(classId)
+    accessRight.setClassname(className)
+    accessRight.setSchemeid(schemeId)
+    accessRight.setSchemename(schemeName)
+    accessRight
+  }
+
 
   def asField[T](value: T): Field[T] = {
     val tmp = new Field[T]

dhp-schemas/src/test/java/eu/dnetlib/dhp/schema/oaf/MergeTest.java

@@ -63,6 +63,56 @@ public class MergeTest {
 		assertEquals(3, a.getSubject().size());
 	}
 
+	@Test
+	public void mergeRelationTest() {
+
+		Relation a = createRel(null, null);
+		Relation b = createRel(null, null);
+		a.mergeFrom(b);
+		assertEquals(a, b);
+
+		a = createRel(true, null);
+		b = createRel(null, null);
+		a.mergeFrom(b);
+		assertEquals(true, a.getValidated());
+
+		a = createRel(true, null);
+		b = createRel(false, null);
+		a.mergeFrom(b);
+		assertEquals(true, a.getValidated());
+
+		a = createRel(true, null);
+		b = createRel(true, "2016-04-05T12:41:19.202Z");
+		a.mergeFrom(b);
+		assertEquals("2016-04-05T12:41:19.202Z", a.getValidationDate());
+
+		a = createRel(true, "2016-05-07T12:41:19.202Z");
+		b = createRel(true, "2016-04-05T12:41:19.202Z");
+		a.mergeFrom(b);
+		assertEquals("2016-04-05T12:41:19.202Z", a.getValidationDate());
+	}
+
+	@Test
+	public void mergeRelationTestParseException() {
+		assertThrows(IllegalArgumentException.class, () -> {
+			Relation a = createRel(true, "2016-04-05");
+			Relation b = createRel(true, "2016-04-05");
+			a.mergeFrom(b);
+		});
+	}
+
+	private Relation createRel(Boolean validated, String validationDate) {
+		Relation rel = new Relation();
+		rel.setSource("1");
+		rel.setTarget("2");
+		rel.setRelType("reltype");
+		rel.setSubRelType("subreltype");
+		rel.setRelClass("relclass");
+		rel.setValidated(validated);
+		rel.setValidationDate(validationDate);
+		return rel;
+	}
+
 	private KeyValue setKV(final String key, final String value) {
 
 		KeyValue k = new KeyValue();

dhp-workflows/dhp-actionmanager/src/main/java/eu/dnetlib/dhp/actionmanager/migration/ProtoConverter.java

@@ -82,7 +82,7 @@ public class ProtoConverter implements Serializable {
 
 	private static Instance convertInstance(ResultProtos.Result.Instance ri) {
 		final Instance i = new Instance();
-		i.setAccessright(mapQualifier(ri.getAccessright()));
+		i.setAccessright(mapAccessRight(ri.getAccessright()));
 		i.setCollectedfrom(mapKV(ri.getCollectedfrom()));
 		i.setDateofacceptance(mapStringField(ri.getDateofacceptance()));
 		i.setDistributionlocation(ri.getDistributionlocation());
@@ -510,7 +510,7 @@ public class ProtoConverter implements Serializable {
 				.map(i -> i.getAccessright())
 				.min(new LicenseComparator());
 
-			final Qualifier rights = min.isPresent() ? mapQualifier(min.get()) : new Qualifier();
+			final Qualifier rights = min.isPresent() ? mapAccessRight(min.get()) : new Qualifier();
 
 			if (StringUtils.isBlank(rights.getClassid())) {
 				rights.setClassid(UNKNOWN);
@@ -579,6 +579,15 @@ public class ProtoConverter implements Serializable {
 		return qualifier;
 	}
 
+	public static AccessRight mapAccessRight(FieldTypeProtos.Qualifier q) {
+		final AccessRight accessRight = new AccessRight();
+		accessRight.setClassid(q.getClassid());
+		accessRight.setClassname(q.getClassname());
+		accessRight.setSchemeid(q.getSchemeid());
+		accessRight.setSchemename(q.getSchemename());
+		return accessRight;
+	}
+
 	public static Country mapQualifierAsCountry(FieldTypeProtos.Qualifier q) {
 		final Country c = new Country();
 		c.setClassid(q.getClassid());

dhp-workflows/dhp-actionmanager/src/main/java/eu/dnetlib/dhp/actionmanager/promote/PromoteActionPayloadForGraphTableJob.java

@@ -68,6 +68,12 @@ public class PromoteActionPayloadForGraphTableJob {
 		MergeAndGet.Strategy strategy = MergeAndGet.Strategy.valueOf(parser.get("mergeAndGetStrategy").toUpperCase());
 		logger.info("strategy: {}", strategy);
 
+		Boolean shouldGroupById = Optional
+			.ofNullable(parser.get("shouldGroupById"))
+			.map(Boolean::valueOf)
+			.orElse(true);
+		logger.info("shouldGroupById: {}", shouldGroupById);
+
 		Class<? extends Oaf> rowClazz = (Class<? extends Oaf>) Class.forName(graphTableClassName);
 		Class<? extends Oaf> actionPayloadClazz = (Class<? extends Oaf>) Class.forName(actionPayloadClassName);
 
@@ -89,7 +95,8 @@ public class PromoteActionPayloadForGraphTableJob {
 					outputGraphTablePath,
 					strategy,
 					rowClazz,
-					actionPayloadClazz);
+					actionPayloadClazz,
+					shouldGroupById);
 			});
 	}
 
@@ -115,12 +122,12 @@ public class PromoteActionPayloadForGraphTableJob {
 		String outputGraphTablePath,
 		MergeAndGet.Strategy strategy,
 		Class<G> rowClazz,
-		Class<A> actionPayloadClazz) {
+		Class<A> actionPayloadClazz, Boolean shouldGroupById) {
 		Dataset<G> rowDS = readGraphTable(spark, inputGraphTablePath, rowClazz);
 		Dataset<A> actionPayloadDS = readActionPayload(spark, inputActionPayloadPath, actionPayloadClazz);
 
 		Dataset<G> result = promoteActionPayloadForGraphTable(
-			rowDS, actionPayloadDS, strategy, rowClazz, actionPayloadClazz)
+			rowDS, actionPayloadDS, strategy, rowClazz, actionPayloadClazz, shouldGroupById)
 				.map((MapFunction<G, G>) value -> value, Encoders.bean(rowClazz));
 
 		saveGraphTable(result, outputGraphTablePath);
@@ -174,7 +181,8 @@ public class PromoteActionPayloadForGraphTableJob {
 		Dataset<A> actionPayloadDS,
 		MergeAndGet.Strategy strategy,
 		Class<G> rowClazz,
-		Class<A> actionPayloadClazz) {
+		Class<A> actionPayloadClazz,
+		Boolean shouldGroupById) {
 		logger
 			.info(
 				"Promoting action payload for graph table: payload={}, table={}",
@@ -198,9 +206,13 @@ public class PromoteActionPayloadForGraphTableJob {
 				rowClazz,
 				actionPayloadClazz);
 
-		return PromoteActionPayloadFunctions
+		if (shouldGroupById) {
-			.groupGraphTableByIdAndMerge(
+			return PromoteActionPayloadFunctions
-				joinedAndMerged, rowIdFn, mergeRowsAndGetFn, zeroFn, isNotZeroFn, rowClazz);
+				.groupGraphTableByIdAndMerge(
+					joinedAndMerged, rowIdFn, mergeRowsAndGetFn, zeroFn, isNotZeroFn, rowClazz);
+		} else {
+			return joinedAndMerged;
+		}
 	}
 
 	private static <T extends Oaf> SerializableSupplier<T> zeroFn(Class<T> clazz) {

dhp-workflows/dhp-actionmanager/src/main/resources/eu/dnetlib/dhp/actionmanager/promote/promote_action_payload_for_graph_table_input_parameters.json

@@ -40,5 +40,11 @@
     "paramLongName": "mergeAndGetStrategy",
     "paramDescription": "strategy for merging graph table objects with action payload instances, MERGE_FROM_AND_GET or SELECT_NEWER_AND_GET",
     "paramRequired": true
+  },
+  {
+    "paramName": "sgid",
+    "paramLongName": "shouldGroupById",
+    "paramDescription": "indicates whether the promotion operation should group objects in the graph by id or not",
+    "paramRequired": false
   }
 ]

dhp-workflows/dhp-actionmanager/src/main/resources/eu/dnetlib/dhp/actionmanager/wf/dataset/oozie_app/workflow.xml

@@ -24,6 +24,10 @@
             <name>mergeAndGetStrategy</name>
             <description>strategy for merging graph table objects with action payload instances, MERGE_FROM_AND_GET or SELECT_NEWER_AND_GET</description>
         </property>
+        <property>
+            <name>shouldGroupById</name>
+            <description>indicates whether the promotion operation should group objects in the graph by id or not</description>
+        </property>
         <property>
             <name>sparkDriverMemory</name>
             <description>memory for driver process</description>
@@ -111,6 +115,7 @@
             <arg>--actionPayloadClassName</arg><arg>eu.dnetlib.dhp.schema.oaf.Dataset</arg>
             <arg>--outputGraphTablePath</arg><arg>${workingDir}/dataset</arg>
             <arg>--mergeAndGetStrategy</arg><arg>${mergeAndGetStrategy}</arg>
+            <arg>--shouldGroupById</arg><arg>${shouldGroupById}</arg>
         </spark>
         <ok to="DecisionPromoteResultActionPayloadForDatasetTable"/>
         <error to="Kill"/>
@@ -162,6 +167,7 @@
             <arg>--actionPayloadClassName</arg><arg>eu.dnetlib.dhp.schema.oaf.Result</arg>
             <arg>--outputGraphTablePath</arg><arg>${outputGraphRootPath}/dataset</arg>
             <arg>--mergeAndGetStrategy</arg><arg>${mergeAndGetStrategy}</arg>
+            <arg>--shouldGroupById</arg><arg>${shouldGroupById}</arg>
         </spark>
         <ok to="End"/>
         <error to="Kill"/>

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

@@ -56,6 +56,11 @@
             <name>mergeAndGetStrategy</name>
             <description>strategy for merging graph table objects with action payload instances, MERGE_FROM_AND_GET or SELECT_NEWER_AND_GET</description>
         </property>
+        <property>
+            <name>shouldGroupById</name>
+            <value>false</value>
+            <description>indicates whether the promotion operation should group objects in the graph by id or not</description>
+        </property>
         <property>
             <name>sparkDriverMemory</name>
             <description>memory for driver process</description>

dhp-workflows/dhp-actionmanager/src/main/resources/eu/dnetlib/dhp/actionmanager/wf/otherresearchproduct/oozie_app/workflow.xml

@@ -24,6 +24,10 @@
             <name>mergeAndGetStrategy</name>
             <description>strategy for merging graph table objects with action payload instances, MERGE_FROM_AND_GET or SELECT_NEWER_AND_GET</description>
         </property>
+        <property>
+            <name>shouldGroupById</name>
+            <description>indicates whether the promotion operation should group objects in the graph by id or not</description>
+        </property>
         <property>
             <name>sparkDriverMemory</name>
             <description>memory for driver process</description>
@@ -110,6 +114,7 @@
             <arg>--actionPayloadClassName</arg><arg>eu.dnetlib.dhp.schema.oaf.OtherResearchProduct</arg>
             <arg>--outputGraphTablePath</arg><arg>${workingDir}/otherresearchproduct</arg>
             <arg>--mergeAndGetStrategy</arg><arg>${mergeAndGetStrategy}</arg>
+            <arg>--shouldGroupById</arg><arg>${shouldGroupById}</arg>
         </spark>
         <ok to="DecisionPromoteResultActionPayloadForOtherResearchProductTable"/>
         <error to="Kill"/>
@@ -161,6 +166,7 @@
             <arg>--actionPayloadClassName</arg><arg>eu.dnetlib.dhp.schema.oaf.Result</arg>
             <arg>--outputGraphTablePath</arg><arg>${outputGraphRootPath}/otherresearchproduct</arg>
             <arg>--mergeAndGetStrategy</arg><arg>${mergeAndGetStrategy}</arg>
+            <arg>--shouldGroupById</arg><arg>${shouldGroupById}</arg>
         </spark>
         <ok to="End"/>
         <error to="Kill"/>

dhp-workflows/dhp-actionmanager/src/main/resources/eu/dnetlib/dhp/actionmanager/wf/publication/oozie_app/workflow.xml

@@ -24,6 +24,10 @@
             <name>mergeAndGetStrategy</name>
             <description>strategy for merging graph table objects with action payload instances, MERGE_FROM_AND_GET or SELECT_NEWER_AND_GET</description>
         </property>
+        <property>
+            <name>shouldGroupById</name>
+            <description>indicates whether the promotion operation should group objects in the graph by id or not</description>
+        </property>
         <property>
             <name>sparkDriverMemory</name>
             <description>memory for driver process</description>
@@ -111,6 +115,7 @@
             <arg>--actionPayloadClassName</arg><arg>eu.dnetlib.dhp.schema.oaf.Publication</arg>
             <arg>--outputGraphTablePath</arg><arg>${workingDir}/publication</arg>
             <arg>--mergeAndGetStrategy</arg><arg>${mergeAndGetStrategy}</arg>
+            <arg>--shouldGroupById</arg><arg>${shouldGroupById}</arg>
         </spark>
         <ok to="DecisionPromoteResultActionPayloadForPublicationTable"/>
         <error to="Kill"/>
@@ -162,6 +167,7 @@
             <arg>--actionPayloadClassName</arg><arg>eu.dnetlib.dhp.schema.oaf.Result</arg>
             <arg>--outputGraphTablePath</arg><arg>${outputGraphRootPath}/publication</arg>
             <arg>--mergeAndGetStrategy</arg><arg>${mergeAndGetStrategy}</arg>
+            <arg>--shouldGroupById</arg><arg>${shouldGroupById}</arg>
         </spark>
         <ok to="End"/>
         <error to="Kill"/>

dhp-workflows/dhp-actionmanager/src/main/resources/eu/dnetlib/dhp/actionmanager/wf/software/oozie_app/workflow.xml

@@ -24,6 +24,10 @@
             <name>mergeAndGetStrategy</name>
             <description>strategy for merging graph table objects with action payload instances, MERGE_FROM_AND_GET or SELECT_NEWER_AND_GET</description>
         </property>
+        <property>
+            <name>shouldGroupById</name>
+            <description>indicates whether the promotion operation should group objects in the graph by id or not</description>
+        </property>
         <property>
             <name>sparkDriverMemory</name>
             <description>memory for driver process</description>
@@ -110,6 +114,7 @@
             <arg>--actionPayloadClassName</arg><arg>eu.dnetlib.dhp.schema.oaf.Software</arg>
             <arg>--outputGraphTablePath</arg><arg>${workingDir}/software</arg>
             <arg>--mergeAndGetStrategy</arg><arg>${mergeAndGetStrategy}</arg>
+            <arg>--shouldGroupById</arg><arg>${shouldGroupById}</arg>
         </spark>
         <ok to="DecisionPromoteResultActionPayloadForSoftwareTable"/>
         <error to="Kill"/>
@@ -161,6 +166,7 @@
             <arg>--actionPayloadClassName</arg><arg>eu.dnetlib.dhp.schema.oaf.Result</arg>
             <arg>--outputGraphTablePath</arg><arg>${outputGraphRootPath}/software</arg>
             <arg>--mergeAndGetStrategy</arg><arg>${mergeAndGetStrategy}</arg>
+            <arg>--shouldGroupById</arg><arg>${shouldGroupById}</arg>
         </spark>
         <ok to="End"/>
         <error to="Kill"/>

dhp-workflows/dhp-actionmanager/src/test/java/eu/dnetlib/dhp/actionmanager/promote/PromoteActionPayloadForGraphTableJobTest.java

@@ -101,7 +101,9 @@ public class PromoteActionPayloadForGraphTableJobTest {
 							"-outputGraphTablePath",
 							"",
 							"-mergeAndGetStrategy",
-							MergeAndGet.Strategy.SELECT_NEWER_AND_GET.name()
+							MergeAndGet.Strategy.SELECT_NEWER_AND_GET.name(),
+							"--shouldGroupById",
+							"true"
 						}));
 
 			// then
@@ -141,7 +143,9 @@ public class PromoteActionPayloadForGraphTableJobTest {
 						"-outputGraphTablePath",
 						outputGraphTableDir.toString(),
 						"-mergeAndGetStrategy",
-						strategy.name()
+						strategy.name(),
+						"--shouldGroupById",
+						"true"
 					});
 
 			// then

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/bipfinder/BipDeserialize.java

@@ -0,0 +1,28 @@
+
+package eu.dnetlib.dhp.actionmanager.bipfinder;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+
+/**
+ * Class that maps the model of the bipFinder! input data.
+ * Only needed for deserialization purposes
+ */
+
+public class BipDeserialize extends HashMap<String, List<Score>> implements Serializable {
+
+	public BipDeserialize() {
+		super();
+	}
+
+	public List<Score> get(String key) {
+
+		if (super.get(key) == null) {
+			return new ArrayList<>();
+		}
+		return super.get(key);
+	}
+
+}

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/bipfinder/BipScore.java

@@ -0,0 +1,30 @@
+
+package eu.dnetlib.dhp.actionmanager.bipfinder;
+
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * Rewriting of the bipFinder input data by extracting the identifier of the result (doi)
+ */
+
+public class BipScore implements Serializable {
+	private String id; // doi
+	private List<Score> scoreList; // unit as given in the inputfile
+
+	public String getId() {
+		return id;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public List<Score> getScoreList() {
+		return scoreList;
+	}
+
+	public void setScoreList(List<Score> scoreList) {
+		this.scoreList = scoreList;
+	}
+}

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/bipfinder/CollectAndSave.java

@@ -0,0 +1,85 @@
+
+package eu.dnetlib.dhp.actionmanager.bipfinder;
+
+import static eu.dnetlib.dhp.common.SparkSessionSupport.runWithSparkSession;
+
+import java.io.Serializable;
+import java.util.Optional;
+
+import org.apache.commons.io.IOUtils;
+import org.apache.hadoop.io.Text;
+import org.apache.hadoop.mapred.SequenceFileOutputFormat;
+import org.apache.spark.SparkConf;
+import org.apache.spark.api.java.JavaSparkContext;
+import org.apache.spark.sql.SparkSession;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import eu.dnetlib.dhp.application.ArgumentApplicationParser;
+import eu.dnetlib.dhp.common.HdfsSupport;
+import eu.dnetlib.dhp.schema.oaf.Result;
+
+/**
+ * Just collects all the atomic actions produced for the different results and saves them in
+ * outputpath for the ActionSet
+ */
+public class CollectAndSave implements Serializable {
+
+	private static final Logger log = LoggerFactory.getLogger(CollectAndSave.class);
+	private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+
+	public static <I extends Result> void main(String[] args) throws Exception {
+
+		String jsonConfiguration = IOUtils
+			.toString(
+				CollectAndSave.class
+					.getResourceAsStream(
+						"/eu/dnetlib/dhp/actionmanager/bipfinder/input_actionset_parameter.json"));
+
+		final ArgumentApplicationParser parser = new ArgumentApplicationParser(jsonConfiguration);
+
+		parser.parseArgument(args);
+
+		Boolean isSparkSessionManaged = Optional
+			.ofNullable(parser.get("isSparkSessionManaged"))
+			.map(Boolean::valueOf)
+			.orElse(Boolean.TRUE);
+
+		log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
+
+		final String inputPath = parser.get("inputPath");
+		log.info("inputPath {}: ", inputPath);
+
+		final String outputPath = parser.get("outputPath");
+		log.info("outputPath {}: ", outputPath);
+
+		SparkConf conf = new SparkConf();
+
+		runWithSparkSession(
+			conf,
+			isSparkSessionManaged,
+			spark -> {
+				removeOutputDir(spark, outputPath);
+				collectAndSave(spark, inputPath, outputPath);
+			});
+	}
+
+	private static void collectAndSave(SparkSession spark, String inputPath, String outputPath) {
+		JavaSparkContext sc = JavaSparkContext.fromSparkContext(spark.sparkContext());
+
+		sc
+			.sequenceFile(inputPath + "/publication", Text.class, Text.class)
+			.union(sc.sequenceFile(inputPath + "/dataset", Text.class, Text.class))
+			.union(sc.sequenceFile(inputPath + "/otherresearchproduct", Text.class, Text.class))
+			.union(sc.sequenceFile(inputPath + "/software", Text.class, Text.class))
+			.saveAsHadoopFile(outputPath, Text.class, Text.class, SequenceFileOutputFormat.class);
+		;
+	}
+
+	private static void removeOutputDir(SparkSession spark, String path) {
+		HdfsSupport.remove(path, spark.sparkContext().hadoopConfiguration());
+	}
+
+}

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/bipfinder/KeyValue.java

@@ -0,0 +1,26 @@
+
+package eu.dnetlib.dhp.actionmanager.bipfinder;
+
+import java.io.Serializable;
+
+public class KeyValue implements Serializable {
+
+	private String key;
+	private String value;
+
+	public String getKey() {
+		return key;
+	}
+
+	public void setKey(String key) {
+		this.key = key;
+	}
+
+	public String getValue() {
+		return value;
+	}
+
+	public void setValue(String value) {
+		this.value = value;
+	}
+}

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/bipfinder/PreparedResult.java

@@ -0,0 +1,28 @@
+
+package eu.dnetlib.dhp.actionmanager.bipfinder;
+
+import java.io.Serializable;
+
+/**
+ * Subset of the information of the generic results that are needed to create the atomic action
+ */
+public class PreparedResult implements Serializable {
+	private String id; // openaire id
+	private String value; // doi
+
+	public String getId() {
+		return id;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public String getValue() {
+		return value;
+	}
+
+	public void setValue(String value) {
+		this.value = value;
+	}
+}

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/bipfinder/Score.java

@@ -0,0 +1,30 @@
+
+package eu.dnetlib.dhp.actionmanager.bipfinder;
+
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * represents the score in the input file
+ */
+public class Score implements Serializable {
+
+	private String id;
+	private List<KeyValue> unit;
+
+	public String getId() {
+		return id;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public List<KeyValue> getUnit() {
+		return unit;
+	}
+
+	public void setUnit(List<KeyValue> unit) {
+		this.unit = unit;
+	}
+}

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/bipfinder/SparkAtomicActionScoreJob.java

@@ -0,0 +1,200 @@
+
+package eu.dnetlib.dhp.actionmanager.bipfinder;
+
+import static eu.dnetlib.dhp.common.SparkSessionSupport.runWithSparkSession;
+
+import java.io.Serializable;
+import java.util.List;
+import java.util.Optional;
+import java.util.stream.Collectors;
+
+import org.apache.commons.io.IOUtils;
+import org.apache.hadoop.io.Text;
+import org.apache.hadoop.mapred.SequenceFileOutputFormat;
+import org.apache.spark.SparkConf;
+import org.apache.spark.api.java.JavaRDD;
+import org.apache.spark.api.java.JavaSparkContext;
+import org.apache.spark.api.java.function.MapFunction;
+import org.apache.spark.api.java.function.MapGroupsFunction;
+import org.apache.spark.sql.Dataset;
+import org.apache.spark.sql.Encoders;
+import org.apache.spark.sql.SparkSession;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import eu.dnetlib.dhp.application.ArgumentApplicationParser;
+import eu.dnetlib.dhp.common.HdfsSupport;
+import eu.dnetlib.dhp.schema.action.AtomicAction;
+import eu.dnetlib.dhp.schema.oaf.*;
+import eu.dnetlib.dhp.schema.oaf.KeyValue;
+import scala.Tuple2;
+
+/**
+ * created the Atomic Action for each tipe of results
+ */
+public class SparkAtomicActionScoreJob implements Serializable {
+
+	private static String DOI = "doi";
+	private static final Logger log = LoggerFactory.getLogger(SparkAtomicActionScoreJob.class);
+	private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+
+	public static <I extends Result> void main(String[] args) throws Exception {
+
+		String jsonConfiguration = IOUtils
+			.toString(
+				SparkAtomicActionScoreJob.class
+					.getResourceAsStream(
+						"/eu/dnetlib/dhp/actionmanager/bipfinder/input_parameters.json"));
+
+		final ArgumentApplicationParser parser = new ArgumentApplicationParser(jsonConfiguration);
+
+		parser.parseArgument(args);
+
+		Boolean isSparkSessionManaged = Optional
+			.ofNullable(parser.get("isSparkSessionManaged"))
+			.map(Boolean::valueOf)
+			.orElse(Boolean.TRUE);
+
+		log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
+
+		final String inputPath = parser.get("inputPath");
+		log.info("inputPath {}: ", inputPath);
+
+		final String outputPath = parser.get("outputPath");
+		log.info("outputPath {}: ", outputPath);
+
+		final String bipScorePath = parser.get("bipScorePath");
+		log.info("bipScorePath: {}", bipScorePath);
+
+		final String resultClassName = parser.get("resultTableName");
+		log.info("resultTableName: {}", resultClassName);
+
+		Class<I> inputClazz = (Class<I>) Class.forName(resultClassName);
+
+		SparkConf conf = new SparkConf();
+
+		runWithSparkSession(
+			conf,
+			isSparkSessionManaged,
+			spark -> {
+				removeOutputDir(spark, outputPath);
+				prepareResults(spark, inputPath, outputPath, bipScorePath, inputClazz);
+			});
+	}
+
+	private static <I extends Result> void prepareResults(SparkSession spark, String inputPath, String outputPath,
+		String bipScorePath, Class<I> inputClazz) {
+
+		final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
+
+		JavaRDD<BipDeserialize> bipDeserializeJavaRDD = sc
+			.textFile(bipScorePath)
+			.map(item -> OBJECT_MAPPER.readValue(item, BipDeserialize.class));
+
+		Dataset<BipScore> bipScores = spark
+			.createDataset(bipDeserializeJavaRDD.flatMap(entry -> entry.keySet().stream().map(key -> {
+				BipScore bs = new BipScore();
+				bs.setId(key);
+				bs.setScoreList(entry.get(key));
+				return bs;
+			}).collect(Collectors.toList()).iterator()).rdd(), Encoders.bean(BipScore.class));
+
+		System.out.println(bipScores.count());
+
+		Dataset<I> results = readPath(spark, inputPath, inputClazz);
+
+		results.createOrReplaceTempView("result");
+
+		Dataset<PreparedResult> preparedResult = spark
+			.sql(
+				"select pIde.value value, id " +
+					"from result " +
+					"lateral view explode (pid) p as pIde " +
+					"where dataInfo.deletedbyinference = false and pIde.qualifier.classid = '" + DOI + "'")
+			.as(Encoders.bean(PreparedResult.class));
+
+		bipScores
+			.joinWith(
+				preparedResult, bipScores.col("id").equalTo(preparedResult.col("value")),
+				"inner")
+			.map((MapFunction<Tuple2<BipScore, PreparedResult>, BipScore>) value -> {
+				BipScore ret = value._1();
+				ret.setId(value._2().getId());
+				return ret;
+			}, Encoders.bean(BipScore.class))
+			.groupByKey((MapFunction<BipScore, String>) value -> value.getId(), Encoders.STRING())
+			.mapGroups((MapGroupsFunction<String, BipScore, Result>) (k, it) -> {
+				Result ret = new Result();
+				ret.setDataInfo(getDataInfo());
+				BipScore first = it.next();
+				ret.setId(first.getId());
+
+				ret.setMeasures(getMeasure(first));
+				it.forEachRemaining(value -> ret.getMeasures().addAll(getMeasure(value)));
+
+				return ret;
+			}, Encoders.bean(Result.class))
+			.toJavaRDD()
+			.map(p -> new AtomicAction(inputClazz, p))
+			.mapToPair(
+				aa -> new Tuple2<>(new Text(aa.getClazz().getCanonicalName()),
+					new Text(OBJECT_MAPPER.writeValueAsString(aa))))
+			.saveAsHadoopFile(outputPath, Text.class, Text.class, SequenceFileOutputFormat.class);
+
+	}
+
+	private static List<Measure> getMeasure(BipScore value) {
+		return value
+			.getScoreList()
+			.stream()
+			.map(score -> {
+				Measure m = new Measure();
+				m.setId(score.getId());
+				m
+					.setUnit(
+						score
+							.getUnit()
+							.stream()
+							.map(unit -> {
+								KeyValue kv = new KeyValue();
+								kv.setValue(unit.getValue());
+								kv.setKey(unit.getKey());
+								kv.setDataInfo(getDataInfo());
+								return kv;
+							})
+							.collect(Collectors.toList()));
+				return m;
+			})
+			.collect(Collectors.toList());
+	}
+
+	private static DataInfo getDataInfo() {
+		DataInfo di = new DataInfo();
+		di.setInferred(false);
+		di.setInvisible(false);
+		di.setDeletedbyinference(false);
+		di.setTrust("");
+		Qualifier qualifier = new Qualifier();
+		qualifier.setClassid("sysimport:actionset");
+		qualifier.setClassname("Harvested");
+		qualifier.setSchemename("dnet:provenanceActions");
+		qualifier.setSchemeid("dnet:provenanceActions");
+		di.setProvenanceaction(qualifier);
+		return di;
+	}
+
+	private static void removeOutputDir(SparkSession spark, String path) {
+		HdfsSupport.remove(path, spark.sparkContext().hadoopConfiguration());
+	}
+
+	public static <R> Dataset<R> readPath(
+		SparkSession spark, String inputPath, Class<R> clazz) {
+		return spark
+			.read()
+			.textFile(inputPath)
+			.map((MapFunction<String, R>) value -> OBJECT_MAPPER.readValue(value, clazz), Encoders.bean(clazz));
+	}
+
+}

dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/actionmanager/bipfinder/input_actionset_parameter.json

@@ -0,0 +1,20 @@
+[
+  {
+    "paramName": "issm",
+    "paramLongName": "isSparkSessionManaged",
+    "paramDescription": "when true will stop SparkSession after job execution",
+    "paramRequired": false
+  },
+  {
+    "paramName": "ip",
+    "paramLongName": "inputPath",
+    "paramDescription": "the URL from where to get the programme file",
+    "paramRequired": true
+  },
+  {
+    "paramName": "o",
+    "paramLongName": "outputPath",
+    "paramDescription": "the path of the new ActionSet",
+    "paramRequired": true
+  }
+]

dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/actionmanager/bipfinder/input_parameters.json

@@ -0,0 +1,32 @@
+[
+  {
+    "paramName": "issm",
+    "paramLongName": "isSparkSessionManaged",
+    "paramDescription": "when true will stop SparkSession after job execution",
+    "paramRequired": false
+  },
+  {
+    "paramName": "ip",
+    "paramLongName": "inputPath",
+    "paramDescription": "the URL from where to get the programme file",
+    "paramRequired": true
+  },
+  {
+    "paramName": "o",
+    "paramLongName": "outputPath",
+    "paramDescription": "the path of the new ActionSet",
+    "paramRequired": true
+  },
+  {
+    "paramName": "rtn",
+    "paramLongName": "resultTableName",
+    "paramDescription": "the path of the new ActionSet",
+    "paramRequired": true
+  },
+  {
+    "paramName": "bsp",
+    "paramLongName": "bipScorePath",
+    "paramDescription": "the path of the new ActionSet",
+    "paramRequired": true
+  }
+]

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

@@ -0,0 +1,171 @@
+<workflow-app name="BipFinderScore" xmlns="uri:oozie:workflow:0.5">
+    <parameters>
+        <property>
+            <name>inputPath</name>
+            <description>the input path of the resources to be extended</description>
+        </property>
+
+        <property>
+            <name>bipScorePath</name>
+            <description>the path where to find the bipFinder scores</description>
+        </property>
+        <property>
+            <name>outputPath</name>
+            <description>the path where to store the actionset</description>
+        </property>
+    </parameters>
+
+    <start to="deleteoutputpath"/>
+    <kill name="Kill">
+        <message>Action failed, error message[${wf:errorMessage(wf:lastErrorNode())}]</message>
+    </kill>
+    <action name="deleteoutputpath">
+        <fs>
+            <delete path="${outputPath}"/>
+            <mkdir path="${outputPath}"/>
+            <delete path="${workingDir}"/>
+            <mkdir path="${workingDir}"/>
+        </fs>
+        <ok to="atomicactions"/>
+        <error to="Kill"/>
+    </action>
+
+    <fork name="atomicactions">
+        <path start="atomicactions_publication"/>
+        <path start="atomicactions_dataset"/>
+        <path start="atomicactions_orp"/>
+        <path start="atomicactions_software"/>
+    </fork>
+
+    <action name="atomicactions_publication">
+        <spark xmlns="uri:oozie:spark-action:0.2">
+            <master>yarn</master>
+            <mode>cluster</mode>
+            <name>Produces the atomic action with the bip finder scores for publications</name>
+            <class>eu.dnetlib.dhp.actionmanager.bipfinder.SparkAtomicActionScoreJob</class>
+            <jar>dhp-aggregation-${projectVersion}.jar</jar>
+            <spark-opts>
+                --executor-memory=${sparkExecutorMemory}
+                --executor-cores=${sparkExecutorCores}
+                --driver-memory=${sparkDriverMemory}
+                --conf spark.extraListeners=${spark2ExtraListeners}
+                --conf spark.sql.queryExecutionListeners=${spark2SqlQueryExecutionListeners}
+                --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
+                --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
+                --conf spark.sql.warehouse.dir=${sparkSqlWarehouseDir}
+            </spark-opts>
+            <arg>--inputPath</arg><arg>${inputPath}/publication</arg>
+            <arg>--resultTableName</arg><arg>eu.dnetlib.dhp.schema.oaf.Publication</arg>
+            <arg>--outputPath</arg><arg>${workingDir}/publication</arg>
+            <arg>--bipScorePath</arg><arg>${bipScorePath}</arg>
+        </spark>
+        <ok to="join_aa"/>
+        <error to="Kill"/>
+    </action>
+
+    <action name="atomicactions_dataset">
+        <spark xmlns="uri:oozie:spark-action:0.2">
+            <master>yarn</master>
+            <mode>cluster</mode>
+            <name>Produces the atomic action with the bip finder scores for datasets</name>
+            <class>eu.dnetlib.dhp.actionmanager.bipfinder.SparkAtomicActionScoreJob</class>
+            <jar>dhp-aggregation-${projectVersion}.jar</jar>
+            <spark-opts>
+                --executor-memory=${sparkExecutorMemory}
+                --executor-cores=${sparkExecutorCores}
+                --driver-memory=${sparkDriverMemory}
+                --conf spark.extraListeners=${spark2ExtraListeners}
+                --conf spark.sql.queryExecutionListeners=${spark2SqlQueryExecutionListeners}
+                --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
+                --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
+                --conf spark.sql.warehouse.dir=${sparkSqlWarehouseDir}
+            </spark-opts>
+            <arg>--inputPath</arg><arg>${inputPath}/dataset</arg>
+            <arg>--resultTableName</arg><arg>eu.dnetlib.dhp.schema.oaf.Dataset</arg>
+            <arg>--outputPath</arg><arg>${workingDir}/dataset</arg>
+            <arg>--bipScorePath</arg><arg>${bipScorePath}</arg>
+        </spark>
+        <ok to="join_aa"/>
+        <error to="Kill"/>
+    </action>
+
+    <action name="atomicactions_orp">
+        <spark xmlns="uri:oozie:spark-action:0.2">
+            <master>yarn</master>
+            <mode>cluster</mode>
+            <name>Produces the atomic action with the bip finder scores for orp</name>
+            <class>eu.dnetlib.dhp.actionmanager.bipfinder.SparkAtomicActionScoreJob</class>
+            <jar>dhp-aggregation-${projectVersion}.jar</jar>
+            <spark-opts>
+                --executor-memory=${sparkExecutorMemory}
+                --executor-cores=${sparkExecutorCores}
+                --driver-memory=${sparkDriverMemory}
+                --conf spark.extraListeners=${spark2ExtraListeners}
+                --conf spark.sql.queryExecutionListeners=${spark2SqlQueryExecutionListeners}
+                --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
+                --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
+                --conf spark.sql.warehouse.dir=${sparkSqlWarehouseDir}
+            </spark-opts>
+            <arg>--inputPath</arg><arg>${inputPath}/otherresearchproduct</arg>
+            <arg>--resultTableName</arg><arg>eu.dnetlib.dhp.schema.oaf.OtherResearchProduct</arg>
+            <arg>--outputPath</arg><arg>${workingDir}/otherresearchproduct</arg>
+            <arg>--bipScorePath</arg><arg>${bipScorePath}</arg>
+        </spark>
+        <ok to="join_aa"/>
+        <error to="Kill"/>
+    </action>
+
+    <action name="atomicactions_software">
+        <spark xmlns="uri:oozie:spark-action:0.2">
+            <master>yarn</master>
+            <mode>cluster</mode>
+            <name>Produces the atomic action with the bip finder scores for software</name>
+            <class>eu.dnetlib.dhp.actionmanager.bipfinder.SparkAtomicActionScoreJob</class>
+            <jar>dhp-aggregation-${projectVersion}.jar</jar>
+            <spark-opts>
+                --executor-memory=${sparkExecutorMemory}
+                --executor-cores=${sparkExecutorCores}
+                --driver-memory=${sparkDriverMemory}
+                --conf spark.extraListeners=${spark2ExtraListeners}
+                --conf spark.sql.queryExecutionListeners=${spark2SqlQueryExecutionListeners}
+                --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
+                --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
+                --conf spark.sql.warehouse.dir=${sparkSqlWarehouseDir}
+            </spark-opts>
+            <arg>--inputPath</arg><arg>${inputPath}/software</arg>
+            <arg>--resultTableName</arg><arg>eu.dnetlib.dhp.schema.oaf.Software</arg>
+            <arg>--outputPath</arg><arg>${workingDir}/software</arg>
+            <arg>--bipScorePath</arg><arg>${bipScorePath}</arg>
+        </spark>
+        <ok to="join_aa"/>
+        <error to="Kill"/>
+    </action>
+
+    <join name="join_aa" to="collectandsave"/>
+
+    <action name="collectandsave">
+        <spark xmlns="uri:oozie:spark-action:0.2">
+            <master>yarn</master>
+            <mode>cluster</mode>
+            <name>saves all the aa produced for the several types of results in the as output path</name>
+            <class>eu.dnetlib.dhp.actionmanager.bipfinder.CollectAndSave</class>
+            <jar>dhp-aggregation-${projectVersion}.jar</jar>
+            <spark-opts>
+                --executor-memory=${sparkExecutorMemory}
+                --executor-cores=${sparkExecutorCores}
+                --driver-memory=${sparkDriverMemory}
+                --conf spark.extraListeners=${spark2ExtraListeners}
+                --conf spark.sql.queryExecutionListeners=${spark2SqlQueryExecutionListeners}
+                --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
+                --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
+                --conf spark.sql.warehouse.dir=${sparkSqlWarehouseDir}
+            </spark-opts>
+            <arg>--inputPath</arg><arg>${workingDir}</arg>
+            <arg>--outputPath</arg><arg>${outputPath}</arg>
+        </spark>
+        <ok to="End"/>
+        <error to="Kill"/>
+    </action>
+
+    <end name="End"/>
+</workflow-app>

dhp-workflows/dhp-aggregation/src/test/java/eu/dnetlib/dhp/actionmanager/bipfinder/SparkAtomicActionScoreJobTest.java

@@ -0,0 +1,323 @@
+
+package eu.dnetlib.dhp.actionmanager.bipfinder;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.List;
+
+import org.apache.commons.io.FileUtils;
+import org.apache.hadoop.io.Text;
+import org.apache.spark.SparkConf;
+import org.apache.spark.api.java.JavaRDD;
+import org.apache.spark.api.java.JavaSparkContext;
+import org.apache.spark.sql.Dataset;
+import org.apache.spark.sql.Encoders;
+import org.apache.spark.sql.Row;
+import org.apache.spark.sql.SparkSession;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import eu.dnetlib.dhp.schema.action.AtomicAction;
+import eu.dnetlib.dhp.schema.oaf.Publication;
+
+public class SparkAtomicActionScoreJobTest {
+
+	private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+
+	private static SparkSession spark;
+
+	private static Path workingDir;
+	private static final Logger log = LoggerFactory
+		.getLogger(SparkAtomicActionScoreJobTest.class);
+
+	@BeforeAll
+	public static void beforeAll() throws IOException {
+		workingDir = Files
+			.createTempDirectory(SparkAtomicActionScoreJobTest.class.getSimpleName());
+		log.info("using work dir {}", workingDir);
+
+		SparkConf conf = new SparkConf();
+		conf.setAppName(SparkAtomicActionScoreJobTest.class.getSimpleName());
+
+		conf.setMaster("local[*]");
+		conf.set("spark.driver.host", "localhost");
+		conf.set("hive.metastore.local", "true");
+		conf.set("spark.ui.enabled", "false");
+		conf.set("spark.sql.warehouse.dir", workingDir.toString());
+		conf.set("hive.metastore.warehouse.dir", workingDir.resolve("warehouse").toString());
+
+		spark = SparkSession
+			.builder()
+			.appName(SparkAtomicActionScoreJobTest.class.getSimpleName())
+			.config(conf)
+			.getOrCreate();
+	}
+
+	@AfterAll
+	public static void afterAll() throws IOException {
+		FileUtils.deleteDirectory(workingDir.toFile());
+		spark.stop();
+	}
+
+	@Test
+	public void matchOne() throws Exception {
+		String bipScoresPath = getClass()
+			.getResource("/eu/dnetlib/dhp/actionmanager/bipfinder/bip_scores.json")
+			.getPath();
+		String inputPath = getClass()
+			.getResource(
+				"/eu/dnetlib/dhp/actionmanager/bipfinder/publication.json")
+			.getPath();
+
+		SparkAtomicActionScoreJob
+			.main(
+				new String[] {
+					"-isSparkSessionManaged",
+					Boolean.FALSE.toString(),
+					"-inputPath",
+					inputPath,
+					"-bipScorePath",
+					bipScoresPath,
+					"-resultTableName",
+					"eu.dnetlib.dhp.schema.oaf.Publication",
+					"-outputPath",
+					workingDir.toString() + "/actionSet"
+				});
+
+		final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
+
+		JavaRDD<Publication> tmp = sc
+			.sequenceFile(workingDir.toString() + "/actionSet", Text.class, Text.class)
+			.map(value -> OBJECT_MAPPER.readValue(value._2().toString(), AtomicAction.class))
+			.map(aa -> ((Publication) aa.getPayload()));
+
+		Assertions.assertTrue(tmp.count() == 1);
+
+		Dataset<Publication> verificationDataset = spark.createDataset(tmp.rdd(), Encoders.bean(Publication.class));
+		verificationDataset.createOrReplaceTempView("publication");
+
+		Dataset<Row> execVerification = spark
+			.sql(
+				"Select p.id oaid, mes.id, mUnit.value from publication p " +
+					"lateral view explode(measures) m as mes " +
+					"lateral view explode(mes.unit) u as mUnit ");
+
+		Assertions.assertEquals(2, execVerification.count());
+
+		Assertions
+			.assertEquals(
+				"50|355e65625b88::ffa5bad14f4adc0c9a15c00efbbccddb",
+				execVerification.select("oaid").collectAsList().get(0).getString(0));
+
+		Assertions
+			.assertEquals(
+				"1.47565045883e-08",
+				execVerification.filter("id = 'influence'").select("value").collectAsList().get(0).getString(0));
+
+		Assertions
+			.assertEquals(
+				"0.227515392",
+				execVerification.filter("id = 'popularity'").select("value").collectAsList().get(0).getString(0));
+
+	}
+
+	@Test
+	public void matchOneWithTwo() throws Exception {
+		String bipScoresPath = getClass()
+			.getResource("/eu/dnetlib/dhp/actionmanager/bipfinder/bip_scores.json")
+			.getPath();
+		String inputPath = getClass()
+			.getResource(
+				"/eu/dnetlib/dhp/actionmanager/bipfinder/publication_2.json")
+			.getPath();
+
+		SparkAtomicActionScoreJob
+			.main(
+				new String[] {
+					"-isSparkSessionManaged",
+					Boolean.FALSE.toString(),
+					"-inputPath",
+					inputPath,
+					"-bipScorePath",
+					bipScoresPath,
+					"-resultTableName",
+					"eu.dnetlib.dhp.schema.oaf.Publication",
+					"-outputPath",
+					workingDir.toString() + "/actionSet"
+				});
+
+		final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
+
+		JavaRDD<Publication> tmp = sc
+			.sequenceFile(workingDir.toString() + "/actionSet", Text.class, Text.class)
+			.map(value -> OBJECT_MAPPER.readValue(value._2().toString(), AtomicAction.class))
+			.map(aa -> ((Publication) aa.getPayload()));
+
+		Assertions.assertTrue(tmp.count() == 1);
+
+		Dataset<Publication> verificationDataset = spark.createDataset(tmp.rdd(), Encoders.bean(Publication.class));
+		verificationDataset.createOrReplaceTempView("publication");
+
+		Dataset<Row> execVerification = spark
+			.sql(
+				"Select p.id oaid, mes.id, mUnit.value from publication p " +
+					"lateral view explode(measures) m as mes " +
+					"lateral view explode(mes.unit) u as mUnit ");
+
+		Assertions.assertEquals(4, execVerification.count());
+
+		Assertions
+			.assertEquals(
+				"50|355e65625b88::ffa5bad14f4adc0c9a15c00efbbccddb",
+				execVerification.select("oaid").collectAsList().get(0).getString(0));
+
+		Assertions
+			.assertEquals(
+				2,
+				execVerification.filter("id = 'influence'").count());
+
+		Assertions
+			.assertEquals(
+				2,
+				execVerification.filter("id = 'popularity'").count());
+
+		List<Row> tmp_ds = execVerification.filter("id = 'influence'").select("value").collectAsList();
+		String tmp_influence = tmp_ds.get(0).getString(0);
+		Assertions
+			.assertTrue(
+				"1.47565045883e-08".equals(tmp_influence) ||
+					"1.98956540239e-08".equals(tmp_influence));
+
+		tmp_influence = tmp_ds.get(1).getString(0);
+		Assertions
+			.assertTrue(
+				"1.47565045883e-08".equals(tmp_influence) ||
+					"1.98956540239e-08".equals(tmp_influence));
+
+		Assertions.assertTrue(!tmp_ds.get(0).getString(0).equals(tmp_ds.get(1).getString(0)));
+
+	}
+
+	@Test
+	public void matchTwo() throws Exception {
+		String bipScoresPath = getClass()
+			.getResource("/eu/dnetlib/dhp/actionmanager/bipfinder/bip_scores.json")
+			.getPath();
+		String inputPath = getClass()
+			.getResource(
+				"/eu/dnetlib/dhp/actionmanager/bipfinder/publication_3.json")
+			.getPath();
+
+		SparkAtomicActionScoreJob
+			.main(
+				new String[] {
+					"-isSparkSessionManaged",
+					Boolean.FALSE.toString(),
+					"-inputPath",
+					inputPath,
+					"-bipScorePath",
+					bipScoresPath,
+					"-resultTableName",
+					"eu.dnetlib.dhp.schema.oaf.Publication",
+					"-outputPath",
+					workingDir.toString() + "/actionSet"
+				});
+
+		final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
+
+		JavaRDD<Publication> tmp = sc
+			.sequenceFile(workingDir.toString() + "/actionSet", Text.class, Text.class)
+			.map(value -> OBJECT_MAPPER.readValue(value._2().toString(), AtomicAction.class))
+			.map(aa -> ((Publication) aa.getPayload()));
+
+		Assertions.assertTrue(tmp.count() == 2);
+
+		Dataset<Publication> verificationDataset = spark.createDataset(tmp.rdd(), Encoders.bean(Publication.class));
+		verificationDataset.createOrReplaceTempView("publication");
+
+		Dataset<Row> execVerification = spark
+			.sql(
+				"Select p.id oaid, mes.id, mUnit.value from publication p " +
+					"lateral view explode(measures) m as mes " +
+					"lateral view explode(mes.unit) u as mUnit ");
+
+		Assertions.assertEquals(4, execVerification.count());
+
+		Assertions
+			.assertEquals(
+				2,
+				execVerification.filter("oaid = '50|355e65625b88::ffa5bad14f4adc0c9a15c00efbbccddb'").count());
+
+		Assertions
+			.assertEquals(
+				2,
+				execVerification.filter("oaid = '50|acm_________::faed5b7a1bd8f51118d13ed29cfaee09'").count());
+
+		Assertions
+			.assertEquals(
+				2,
+				execVerification.filter("id = 'influence'").count());
+
+		Assertions
+			.assertEquals(
+				2,
+				execVerification.filter("id = 'popularity'").count());
+
+		Assertions
+			.assertEquals(
+				"1.47565045883e-08",
+				execVerification
+					.filter(
+						"oaid = '50|355e65625b88::ffa5bad14f4adc0c9a15c00efbbccddb' " +
+							"and id = 'influence'")
+					.select("value")
+					.collectAsList()
+					.get(0)
+					.getString(0));
+
+		Assertions
+			.assertEquals(
+				"1.98956540239e-08",
+				execVerification
+					.filter(
+						"oaid = '50|acm_________::faed5b7a1bd8f51118d13ed29cfaee09' " +
+							"and id = 'influence'")
+					.select("value")
+					.collectAsList()
+					.get(0)
+					.getString(0));
+
+		Assertions
+			.assertEquals(
+				"0.282046161584",
+				execVerification
+					.filter(
+						"oaid = '50|acm_________::faed5b7a1bd8f51118d13ed29cfaee09' " +
+							"and id = 'popularity'")
+					.select("value")
+					.collectAsList()
+					.get(0)
+					.getString(0));
+
+		Assertions
+			.assertEquals(
+				"0.227515392",
+				execVerification
+					.filter(
+						"oaid = '50|355e65625b88::ffa5bad14f4adc0c9a15c00efbbccddb' " +
+							"and id = 'popularity'")
+					.select("value")
+					.collectAsList()
+					.get(0)
+					.getString(0));
+
+	}
+
+}

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/CheckDuplictedIdsJob.java

@@ -32,15 +32,15 @@ public class CheckDuplictedIdsJob {
 			IOUtils
 				.toString(
 					CheckDuplictedIdsJob.class
-						.getResourceAsStream("/eu/dnetlib/dhp/broker/oa/common_params.json")));
+						.getResourceAsStream("/eu/dnetlib/dhp/broker/oa/check_duplicates.json")));
 		parser.parseArgument(args);
 
 		final SparkConf conf = new SparkConf();
 
-		final String eventsPath = parser.get("workingPath") + "/events";
+		final String eventsPath = parser.get("outputDir") + "/events";
 		log.info("eventsPath: {}", eventsPath);
 
-		final String countPath = parser.get("workingPath") + "/counts";
+		final String countPath = parser.get("outputDir") + "/counts";
 		log.info("countPath: {}", countPath);
 
 		final SparkSession spark = SparkSession.builder().config(conf).getOrCreate();
@@ -59,6 +59,7 @@ public class CheckDuplictedIdsJob {
 			.map(o -> ClusterUtils.incrementAccumulator(o, total), Encoders.tuple(Encoders.STRING(), Encoders.LONG()))
 			.write()
 			.mode(SaveMode.Overwrite)
+			.option("compression", "gzip")
 			.json(countPath);
 		;
 

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/GenerateEventsJob.java

@@ -44,10 +44,10 @@ public class GenerateEventsJob {
 			.orElse(Boolean.TRUE);
 		log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String eventsPath = workingPath + "/events";
+		final String eventsPath = parser.get("outputDir") + "/events";
 		log.info("eventsPath: {}", eventsPath);
 
 		final Set<String> dsIdWhitelist = ClusterUtils.parseParamAsList(parser, "datasourceIdWhitelist");
@@ -59,6 +59,9 @@ public class GenerateEventsJob {
 		final Set<String> dsIdBlacklist = ClusterUtils.parseParamAsList(parser, "datasourceIdBlacklist");
 		log.info("datasourceIdBlacklist: {}", StringUtils.join(dsIdBlacklist, ","));
 
+		final Set<String> topicWhitelist = ClusterUtils.parseParamAsList(parser, "topicWhitelist");
+		log.info("topicWhitelist: {}", StringUtils.join(topicWhitelist, ","));
+
 		final SparkConf conf = new SparkConf();
 
 		runWithSparkSession(conf, isSparkSessionManaged, spark -> {
@@ -70,12 +73,12 @@ public class GenerateEventsJob {
 			final LongAccumulator total = spark.sparkContext().longAccumulator("total_events");
 
 			final Dataset<ResultGroup> groups = ClusterUtils
-				.readPath(spark, workingPath + "/duplicates", ResultGroup.class);
+				.readPath(spark, workingDir + "/duplicates", ResultGroup.class);
 
 			final Dataset<Event> dataset = groups
 				.map(
 					g -> EventFinder
-						.generateEvents(g, dsIdWhitelist, dsIdBlacklist, dsTypeWhitelist, accumulators),
+						.generateEvents(g, dsIdWhitelist, dsIdBlacklist, dsTypeWhitelist, topicWhitelist, accumulators),
 					Encoders
 						.bean(EventGroup.class))
 				.flatMap(g -> g.getData().iterator(), Encoders.bean(Event.class));

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/GenerateStatsJob.java

@@ -46,7 +46,7 @@ public class GenerateStatsJob {
 
 		final SparkConf conf = new SparkConf();
 
-		final String eventsPath = parser.get("workingPath") + "/events";
+		final String eventsPath = parser.get("outputDir") + "/events";
 		log.info("eventsPath: {}", eventsPath);
 
 		final String dbUrl = parser.get("dbUrl");

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/IndexEventSubsetJob.java

@@ -46,7 +46,7 @@ public class IndexEventSubsetJob {
 
 		final SparkConf conf = new SparkConf();
 
-		final String eventsPath = parser.get("workingPath") + "/events";
+		final String eventsPath = parser.get("outputDir") + "/events";
 		log.info("eventsPath: {}", eventsPath);
 
 		final String index = parser.get("index");
@@ -55,6 +55,18 @@ public class IndexEventSubsetJob {
 		final String indexHost = parser.get("esHost");
 		log.info("indexHost: {}", indexHost);
 
+		final String esBatchWriteRetryCount = parser.get("esBatchWriteRetryCount");
+		log.info("esBatchWriteRetryCount: {}", esBatchWriteRetryCount);
+
+		final String esBatchWriteRetryWait = parser.get("esBatchWriteRetryWait");
+		log.info("esBatchWriteRetryWait: {}", esBatchWriteRetryWait);
+
+		final String esBatchSizeEntries = parser.get("esBatchSizeEntries");
+		log.info("esBatchSizeEntries: {}", esBatchSizeEntries);
+
+		final String esNodesWanOnly = parser.get("esNodesWanOnly");
+		log.info("esNodesWanOnly: {}", esNodesWanOnly);
+
 		final int maxEventsForTopic = NumberUtils.toInt(parser.get("maxEventsForTopic"));
 		log.info("maxEventsForTopic: {}", maxEventsForTopic);
 
@@ -86,10 +98,10 @@ public class IndexEventSubsetJob {
 		esCfg.put("es.index.auto.create", "false");
 		esCfg.put("es.nodes", indexHost);
 		esCfg.put("es.mapping.id", "eventId"); // THE PRIMARY KEY
-		esCfg.put("es.batch.write.retry.count", "8");
+		esCfg.put("es.batch.write.retry.count", esBatchWriteRetryCount);
-		esCfg.put("es.batch.write.retry.wait", "60s");
+		esCfg.put("es.batch.write.retry.wait", esBatchWriteRetryWait);
-		esCfg.put("es.batch.size.entries", "200");
+		esCfg.put("es.batch.size.entries", esBatchSizeEntries);
-		esCfg.put("es.nodes.wan.only", "true");
+		esCfg.put("es.nodes.wan.only", esNodesWanOnly);
 
 		log.info("*** Start indexing");
 		JavaEsSpark.saveJsonToEs(inputRdd, index, esCfg);

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/IndexNotificationsJob.java

@@ -54,7 +54,7 @@ public class IndexNotificationsJob {
 
 		final SparkConf conf = new SparkConf();
 
-		final String eventsPath = parser.get("workingPath") + "/events";
+		final String eventsPath = parser.get("outputDir") + "/events";
 		log.info("eventsPath: {}", eventsPath);
 
 		final String index = parser.get("index");
@@ -63,6 +63,18 @@ public class IndexNotificationsJob {
 		final String indexHost = parser.get("esHost");
 		log.info("indexHost: {}", indexHost);
 
+		final String esBatchWriteRetryCount = parser.get("esBatchWriteRetryCount");
+		log.info("esBatchWriteRetryCount: {}", esBatchWriteRetryCount);
+
+		final String esBatchWriteRetryWait = parser.get("esBatchWriteRetryWait");
+		log.info("esBatchWriteRetryWait: {}", esBatchWriteRetryWait);
+
+		final String esBatchSizeEntries = parser.get("esBatchSizeEntries");
+		log.info("esBatchSizeEntries: {}", esBatchSizeEntries);
+
+		final String esNodesWanOnly = parser.get("esNodesWanOnly");
+		log.info("esNodesWanOnly: {}", esNodesWanOnly);
+
 		final String brokerApiBaseUrl = parser.get("brokerApiBaseUrl");
 		log.info("brokerApiBaseUrl: {}", brokerApiBaseUrl);
 
@@ -92,10 +104,10 @@ public class IndexNotificationsJob {
 			esCfg.put("es.index.auto.create", "false");
 			esCfg.put("es.nodes", indexHost);
 			esCfg.put("es.mapping.id", "notificationId"); // THE PRIMARY KEY
-			esCfg.put("es.batch.write.retry.count", "8");
+			esCfg.put("es.batch.write.retry.count", esBatchWriteRetryCount);
-			esCfg.put("es.batch.write.retry.wait", "60s");
+			esCfg.put("es.batch.write.retry.wait", esBatchWriteRetryWait);
-			esCfg.put("es.batch.size.entries", "200");
+			esCfg.put("es.batch.size.entries", esBatchSizeEntries);
-			esCfg.put("es.nodes.wan.only", "true");
+			esCfg.put("es.nodes.wan.only", esNodesWanOnly);
 
 			log.info("*** Start indexing");
 			JavaEsSpark.saveJsonToEs(inputRdd, index, esCfg);

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/IndexOnESJob.java

@@ -36,7 +36,7 @@ public class IndexOnESJob {
 
 		final SparkConf conf = new SparkConf();
 
-		final String eventsPath = parser.get("workingPath") + "/events";
+		final String eventsPath = parser.get("outputDir") + "/events";
 		log.info("eventsPath: {}", eventsPath);
 
 		final String index = parser.get("index");
@@ -45,6 +45,18 @@ public class IndexOnESJob {
 		final String indexHost = parser.get("esHost");
 		log.info("indexHost: {}", indexHost);
 
+		final String esBatchWriteRetryCount = parser.get("esBatchWriteRetryCount");
+		log.info("esBatchWriteRetryCount: {}", esBatchWriteRetryCount);
+
+		final String esBatchWriteRetryWait = parser.get("esBatchWriteRetryWait");
+		log.info("esBatchWriteRetryWait: {}", esBatchWriteRetryWait);
+
+		final String esBatchSizeEntries = parser.get("esBatchSizeEntries");
+		log.info("esBatchSizeEntries: {}", esBatchSizeEntries);
+
+		final String esNodesWanOnly = parser.get("esNodesWanOnly");
+		log.info("esNodesWanOnly: {}", esNodesWanOnly);
+
 		final SparkSession spark = SparkSession.builder().config(conf).getOrCreate();
 
 		final JavaRDD<String> inputRdd = ClusterUtils
@@ -53,15 +65,13 @@ public class IndexOnESJob {
 			.javaRDD();
 
 		final Map<String, String> esCfg = new HashMap<>();
-		// esCfg.put("es.nodes", "10.19.65.51, 10.19.65.52, 10.19.65.53, 10.19.65.54");
-
 		esCfg.put("es.index.auto.create", "false");
 		esCfg.put("es.nodes", indexHost);
 		esCfg.put("es.mapping.id", "eventId"); // THE PRIMARY KEY
-		esCfg.put("es.batch.write.retry.count", "8");
+		esCfg.put("es.batch.write.retry.count", esBatchWriteRetryCount);
-		esCfg.put("es.batch.write.retry.wait", "60s");
+		esCfg.put("es.batch.write.retry.wait", esBatchWriteRetryWait);
-		esCfg.put("es.batch.size.entries", "200");
+		esCfg.put("es.batch.size.entries", esBatchSizeEntries);
-		esCfg.put("es.nodes.wan.only", "true");
+		esCfg.put("es.nodes.wan.only", esNodesWanOnly);
 
 		JavaEsSpark.saveJsonToEs(inputRdd, index, esCfg);
 	}

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/JoinStep0Job.java

@@ -42,10 +42,10 @@ public class JoinStep0Job {
 		final String graphPath = parser.get("graphPath");
 		log.info("graphPath: {}", graphPath);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String joinedEntitiesPath = workingPath + "/joinedEntities_step0";
+		final String joinedEntitiesPath = workingDir + "/joinedEntities_step0";
 		log.info("joinedEntitiesPath: {}", joinedEntitiesPath);
 
 		final SparkConf conf = new SparkConf();
@@ -57,10 +57,10 @@ public class JoinStep0Job {
 			final LongAccumulator total = spark.sparkContext().longAccumulator("total_entities");
 
 			final Dataset<OaBrokerMainEntity> sources = ClusterUtils
-				.readPath(spark, workingPath + "/simpleEntities", OaBrokerMainEntity.class);
+				.readPath(spark, workingDir + "/simpleEntities", OaBrokerMainEntity.class);
 
 			final Dataset<RelatedDatasource> typedRels = ClusterUtils
-				.readPath(spark, workingPath + "/relatedDatasources", RelatedDatasource.class);
+				.readPath(spark, workingDir + "/relatedDatasources", RelatedDatasource.class);
 
 			final TypedColumn<Tuple2<OaBrokerMainEntity, RelatedDatasource>, OaBrokerMainEntity> aggr = new RelatedDatasourceAggregator()
 				.toColumn();

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/JoinStep1Job.java

@@ -40,10 +40,10 @@ public class JoinStep1Job {
 			.orElse(Boolean.TRUE);
 		log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String joinedEntitiesPath = workingPath + "/joinedEntities_step1";
+		final String joinedEntitiesPath = workingDir + "/joinedEntities_step1";
 		log.info("joinedEntitiesPath: {}", joinedEntitiesPath);
 
 		final SparkConf conf = new SparkConf();
@@ -55,10 +55,10 @@ public class JoinStep1Job {
 			final LongAccumulator total = spark.sparkContext().longAccumulator("total_entities");
 
 			final Dataset<OaBrokerMainEntity> sources = ClusterUtils
-				.readPath(spark, workingPath + "/joinedEntities_step0", OaBrokerMainEntity.class);
+				.readPath(spark, workingDir + "/joinedEntities_step0", OaBrokerMainEntity.class);
 
 			final Dataset<RelatedProject> typedRels = ClusterUtils
-				.readPath(spark, workingPath + "/relatedProjects", RelatedProject.class);
+				.readPath(spark, workingDir + "/relatedProjects", RelatedProject.class);
 
 			final TypedColumn<Tuple2<OaBrokerMainEntity, RelatedProject>, OaBrokerMainEntity> aggr = new RelatedProjectAggregator()
 				.toColumn();

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/JoinStep2Job.java

@@ -39,10 +39,10 @@ public class JoinStep2Job {
 			.orElse(Boolean.TRUE);
 		log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String joinedEntitiesPath = workingPath + "/joinedEntities_step2";
+		final String joinedEntitiesPath = workingDir + "/joinedEntities_step2";
 		log.info("joinedEntitiesPath: {}", joinedEntitiesPath);
 
 		final SparkConf conf = new SparkConf();
@@ -54,10 +54,10 @@ public class JoinStep2Job {
 			final LongAccumulator total = spark.sparkContext().longAccumulator("total_entities");
 
 			final Dataset<OaBrokerMainEntity> sources = ClusterUtils
-				.readPath(spark, workingPath + "/joinedEntities_step1", OaBrokerMainEntity.class);
+				.readPath(spark, workingDir + "/joinedEntities_step1", OaBrokerMainEntity.class);
 
 			final Dataset<RelatedSoftware> typedRels = ClusterUtils
-				.readPath(spark, workingPath + "/relatedSoftwares", RelatedSoftware.class);
+				.readPath(spark, workingDir + "/relatedSoftwares", RelatedSoftware.class);
 
 			final TypedColumn<Tuple2<OaBrokerMainEntity, RelatedSoftware>, OaBrokerMainEntity> aggr = new RelatedSoftwareAggregator()
 				.toColumn();

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/JoinStep3Job.java

@@ -40,10 +40,10 @@ public class JoinStep3Job {
 			.orElse(Boolean.TRUE);
 		log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String joinedEntitiesPath = workingPath + "/joinedEntities_step3";
+		final String joinedEntitiesPath = workingDir + "/joinedEntities_step3";
 		log.info("joinedEntitiesPath: {}", joinedEntitiesPath);
 
 		final SparkConf conf = new SparkConf();
@@ -55,10 +55,10 @@ public class JoinStep3Job {
 			final LongAccumulator total = spark.sparkContext().longAccumulator("total_entities");
 
 			final Dataset<OaBrokerMainEntity> sources = ClusterUtils
-				.readPath(spark, workingPath + "/joinedEntities_step2", OaBrokerMainEntity.class);
+				.readPath(spark, workingDir + "/joinedEntities_step2", OaBrokerMainEntity.class);
 
 			final Dataset<RelatedDataset> typedRels = ClusterUtils
-				.readPath(spark, workingPath + "/relatedDatasets", RelatedDataset.class);
+				.readPath(spark, workingDir + "/relatedDatasets", RelatedDataset.class);
 
 			final TypedColumn<Tuple2<OaBrokerMainEntity, RelatedDataset>, OaBrokerMainEntity> aggr = new RelatedDatasetAggregator()
 				.toColumn();

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/JoinStep4Job.java

@@ -40,10 +40,10 @@ public class JoinStep4Job {
 			.orElse(Boolean.TRUE);
 		log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String joinedEntitiesPath = workingPath + "/joinedEntities_step4";
+		final String joinedEntitiesPath = workingDir + "/joinedEntities_step4";
 		log.info("joinedEntitiesPath: {}", joinedEntitiesPath);
 
 		final SparkConf conf = new SparkConf();
@@ -55,10 +55,10 @@ public class JoinStep4Job {
 			final LongAccumulator total = spark.sparkContext().longAccumulator("total_entities");
 
 			final Dataset<OaBrokerMainEntity> sources = ClusterUtils
-				.readPath(spark, workingPath + "/joinedEntities_step3", OaBrokerMainEntity.class);
+				.readPath(spark, workingDir + "/joinedEntities_step3", OaBrokerMainEntity.class);
 
 			final Dataset<RelatedPublication> typedRels = ClusterUtils
-				.readPath(spark, workingPath + "/relatedPublications", RelatedPublication.class);
+				.readPath(spark, workingDir + "/relatedPublications", RelatedPublication.class);
 
 			final TypedColumn<Tuple2<OaBrokerMainEntity, RelatedPublication>, OaBrokerMainEntity> aggr = new RelatedPublicationAggregator()
 				.toColumn();

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/PartitionEventsByDsIdJob.java

@@ -36,7 +36,7 @@ import eu.dnetlib.dhp.broker.oa.util.ClusterUtils;
 public class PartitionEventsByDsIdJob {
 
 	private static final Logger log = LoggerFactory.getLogger(PartitionEventsByDsIdJob.class);
-	private static final String OPENDOAR_NSPREFIX = "10|opendoar____::";
+	private static final String OPENDOAR_NSPREFIX = "opendoar____::";
 
 	public static void main(final String[] args) throws Exception {
 
@@ -55,10 +55,10 @@ public class PartitionEventsByDsIdJob {
 
 		final SparkConf conf = new SparkConf();
 
-		final String eventsPath = parser.get("workingPath") + "/events";
+		final String eventsPath = parser.get("outputDir") + "/events";
 		log.info("eventsPath: {}", eventsPath);
 
-		final String partitionPath = parser.get("workingPath") + "/eventsByOpendoarId";
+		final String partitionPath = parser.get("outputDir") + "/eventsByOpendoarId";
 		log.info("partitionPath: {}", partitionPath);
 
 		final String opendoarIds = parser.get("opendoarIds");
@@ -91,6 +91,7 @@ public class PartitionEventsByDsIdJob {
 				.write()
 				.partitionBy("group")
 				.mode(SaveMode.Overwrite)
+				.option("compression", "gzip")
 				.json(partitionPath);
 
 		});
@@ -122,6 +123,7 @@ public class PartitionEventsByDsIdJob {
 
 		final ShortEventMessageWithGroupId res = new ShortEventMessageWithGroupId();
 
+		res.setEventId(e.getEventId());
 		res.setOriginalId(payload.getResult().getOriginalId());
 		res.setTitle(payload.getResult().getTitles().stream().filter(StringUtils::isNotBlank).findFirst().orElse(null));
 		res.setTopic(e.getTopic());

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/PrepareGroupsJob.java

@@ -45,10 +45,10 @@ public class PrepareGroupsJob {
 		final String graphPath = parser.get("graphPath");
 		log.info("graphPath: {}", graphPath);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String groupsPath = workingPath + "/duplicates";
+		final String groupsPath = workingDir + "/duplicates";
 		log.info("groupsPath: {}", groupsPath);
 
 		final SparkConf conf = new SparkConf();
@@ -60,10 +60,10 @@ public class PrepareGroupsJob {
 			final LongAccumulator total = spark.sparkContext().longAccumulator("total_groups");
 
 			final Dataset<OaBrokerMainEntity> results = ClusterUtils
-				.readPath(spark, workingPath + "/joinedEntities_step4", OaBrokerMainEntity.class);
+				.readPath(spark, workingDir + "/joinedEntities_step4", OaBrokerMainEntity.class);
 
 			final Dataset<Relation> mergedRels = ClusterUtils
-				.readPath(spark, graphPath + "/relation", Relation.class)
+				.loadRelations(graphPath, spark)
 				.filter(r -> r.getRelClass().equals(BrokerConstants.IS_MERGED_IN_CLASS));
 
 			final TypedColumn<Tuple2<OaBrokerMainEntity, Relation>, ResultGroup> aggr = new ResultAggregator()

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/PrepareRelatedDatasetsJob.java

@@ -42,10 +42,10 @@ public class PrepareRelatedDatasetsJob {
 		final String graphPath = parser.get("graphPath");
 		log.info("graphPath: {}", graphPath);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String relsPath = workingPath + "/relatedDatasets";
+		final String relsPath = workingDir + "/relatedDatasets";
 		log.info("relsPath: {}", relsPath);
 
 		final SparkConf conf = new SparkConf();
@@ -62,7 +62,7 @@ public class PrepareRelatedDatasetsJob {
 				.map(ConversionUtils::oafDatasetToBrokerDataset, Encoders.bean(OaBrokerRelatedDataset.class));
 
 			final Dataset<Relation> rels = ClusterUtils
-				.readPath(spark, graphPath + "/relation", Relation.class)
+				.loadRelations(graphPath, spark)
 				.filter(r -> r.getDataInfo().getDeletedbyinference())
 				.filter(r -> r.getRelType().equals(ModelConstants.RESULT_RESULT))
 				.filter(r -> ClusterUtils.isValidResultResultClass(r.getRelClass()))
@@ -72,7 +72,8 @@ public class PrepareRelatedDatasetsJob {
 			final Dataset<RelatedDataset> dataset = rels
 				.joinWith(datasets, datasets.col("openaireId").equalTo(rels.col("target")), "inner")
 				.map(t -> {
-					final RelatedDataset rel = new RelatedDataset(t._1.getSource(), t._2);
+					final RelatedDataset rel = new RelatedDataset(t._1.getSource(),
+						t._2);
 					rel.getRelDataset().setRelType(t._1.getRelClass());
 					return rel;
 				}, Encoders.bean(RelatedDataset.class));

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/PrepareRelatedDatasourcesJob.java

@@ -48,10 +48,10 @@ public class PrepareRelatedDatasourcesJob {
 		final String graphPath = parser.get("graphPath");
 		log.info("graphPath: {}", graphPath);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String relsPath = workingPath + "/relatedDatasources";
+		final String relsPath = workingDir + "/relatedDatasources";
 		log.info("relsPath: {}", relsPath);
 
 		final SparkConf conf = new SparkConf();

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/PrepareRelatedProjectsJob.java

@@ -44,10 +44,10 @@ public class PrepareRelatedProjectsJob {
 		final String graphPath = parser.get("graphPath");
 		log.info("graphPath: {}", graphPath);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String relsPath = workingPath + "/relatedProjects";
+		final String relsPath = workingDir + "/relatedProjects";
 		log.info("relsPath: {}", relsPath);
 
 		final SparkConf conf = new SparkConf();
@@ -64,7 +64,7 @@ public class PrepareRelatedProjectsJob {
 				.map(ConversionUtils::oafProjectToBrokerProject, Encoders.bean(OaBrokerProject.class));
 
 			final Dataset<Relation> rels = ClusterUtils
-				.readPath(spark, graphPath + "/relation", Relation.class)
+				.loadRelations(graphPath, spark)
 				.filter(r -> r.getDataInfo().getDeletedbyinference())
 				.filter(r -> r.getRelType().equals(ModelConstants.RESULT_PROJECT))
 				.filter(r -> !r.getRelClass().equals(BrokerConstants.IS_MERGED_IN_CLASS))

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/PrepareRelatedPublicationsJob.java

@@ -43,10 +43,10 @@ public class PrepareRelatedPublicationsJob {
 		final String graphPath = parser.get("graphPath");
 		log.info("graphPath: {}", graphPath);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String relsPath = workingPath + "/relatedPublications";
+		final String relsPath = workingDir + "/relatedPublications";
 		log.info("relsPath: {}", relsPath);
 
 		final SparkConf conf = new SparkConf();
@@ -65,7 +65,7 @@ public class PrepareRelatedPublicationsJob {
 					Encoders.bean(OaBrokerRelatedPublication.class));
 
 			final Dataset<Relation> rels = ClusterUtils
-				.readPath(spark, graphPath + "/relation", Relation.class)
+				.loadRelations(graphPath, spark)
 				.filter(r -> r.getDataInfo().getDeletedbyinference())
 				.filter(r -> r.getRelType().equals(ModelConstants.RESULT_RESULT))
 				.filter(r -> ClusterUtils.isValidResultResultClass(r.getRelClass()))
@@ -75,7 +75,8 @@ public class PrepareRelatedPublicationsJob {
 			final Dataset<RelatedPublication> dataset = rels
 				.joinWith(pubs, pubs.col("openaireId").equalTo(rels.col("target")), "inner")
 				.map(t -> {
-					final RelatedPublication rel = new RelatedPublication(t._1.getSource(), t._2);
+					final RelatedPublication rel = new RelatedPublication(
+						t._1.getSource(), t._2);
 					rel.getRelPublication().setRelType(t._1.getRelClass());
 					return rel;
 				}, Encoders.bean(RelatedPublication.class));

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/PrepareRelatedSoftwaresJob.java

@@ -44,10 +44,10 @@ public class PrepareRelatedSoftwaresJob {
 		final String graphPath = parser.get("graphPath");
 		log.info("graphPath: {}", graphPath);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String relsPath = workingPath + "/relatedSoftwares";
+		final String relsPath = workingDir + "/relatedSoftwares";
 		log.info("relsPath: {}", relsPath);
 
 		final SparkConf conf = new SparkConf();
@@ -64,7 +64,7 @@ public class PrepareRelatedSoftwaresJob {
 				.map(ConversionUtils::oafSoftwareToBrokerSoftware, Encoders.bean(OaBrokerRelatedSoftware.class));
 
 			final Dataset<Relation> rels = ClusterUtils
-				.readPath(spark, graphPath + "/relation", Relation.class)
+				.loadRelations(graphPath, spark)
 				.filter(r -> r.getDataInfo().getDeletedbyinference())
 				.filter(r -> r.getRelType().equals(ModelConstants.RESULT_RESULT))
 				.filter(r -> !r.getRelClass().equals(BrokerConstants.IS_MERGED_IN_CLASS))

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/PrepareSimpleEntititiesJob.java

@@ -44,10 +44,10 @@ public class PrepareSimpleEntititiesJob {
 		final String graphPath = parser.get("graphPath");
 		log.info("graphPath: {}", graphPath);
 
-		final String workingPath = parser.get("workingPath");
+		final String workingDir = parser.get("workingDir");
-		log.info("workingPath: {}", workingPath);
+		log.info("workingDir: {}", workingDir);
 
-		final String simpleEntitiesPath = workingPath + "/simpleEntities";
+		final String simpleEntitiesPath = workingDir + "/simpleEntities";
 		log.info("simpleEntitiesPath: {}", simpleEntitiesPath);
 
 		final SparkConf conf = new SparkConf();

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/matchers/simple/EnrichMissingSubject.java

@@ -16,7 +16,24 @@ public class EnrichMissingSubject extends UpdateMatcher<OaBrokerTypedValue> {
 
 	public EnrichMissingSubject() {
 		super(20,
-			s -> Topic.fromPath("ENRICH/MISSING/SUBJECT/" + s.getType()),
+			s -> {
+				switch (s.getType().toLowerCase()) {
+					case "acm":
+						return Topic.ENRICH_MISSING_SUBJECT_ACM;
+					case "arxiv":
+						return Topic.ENRICH_MISSING_SUBJECT_ARXIV;
+					case "ddc":
+						return Topic.ENRICH_MISSING_SUBJECT_DDC;
+					case "jel":
+						return Topic.ENRICH_MISSING_SUBJECT_JEL;
+					case "mesh":
+						return Topic.ENRICH_MISSING_SUBJECT_MESHEUROPMC;
+					case "rvk":
+						return Topic.ENRICH_MISSING_SUBJECT_RVK;
+					default:
+						return null;
+				}
+			},
 			(p, s) -> p.getSubjects().add(s),
 			s -> subjectAsString(s));
 	}

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/matchers/simple/EnrichMoreSubject.java

@@ -16,7 +16,24 @@ public class EnrichMoreSubject extends UpdateMatcher<OaBrokerTypedValue> {
 
 	public EnrichMoreSubject() {
 		super(20,
-			s -> Topic.fromPath("ENRICH/MORE/SUBJECT/" + s.getType()),
+			s -> {
+				switch (s.getType().toLowerCase()) {
+					case "acm":
+						return Topic.ENRICH_MORE_SUBJECT_ACM;
+					case "arxiv":
+						return Topic.ENRICH_MORE_SUBJECT_ARXIV;
+					case "ddc":
+						return Topic.ENRICH_MORE_SUBJECT_DDC;
+					case "jel":
+						return Topic.ENRICH_MORE_SUBJECT_JEL;
+					case "mesh":
+						return Topic.ENRICH_MORE_SUBJECT_MESHEUROPMC;
+					case "rvk":
+						return Topic.ENRICH_MORE_SUBJECT_RVK;
+					default:
+						return null;
+				}
+			},
 			(p, s) -> p.getSubjects().add(s),
 			s -> subjectAsString(s));
 	}

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/ClusterUtils.java

@@ -17,6 +17,7 @@ import com.fasterxml.jackson.databind.ObjectMapper;
 
 import eu.dnetlib.dhp.application.ArgumentApplicationParser;
 import eu.dnetlib.dhp.common.HdfsSupport;
+import eu.dnetlib.dhp.schema.oaf.Relation;
 
 public class ClusterUtils {
 
@@ -30,6 +31,16 @@ public class ClusterUtils {
 		HdfsSupport.remove(path, spark.sparkContext().hadoopConfiguration());
 	}
 
+	public static Dataset<Relation> loadRelations(final String graphPath, final SparkSession spark) {
+		return ClusterUtils
+			.readPath(spark, graphPath + "/relation", Relation.class)
+			.map(r -> {
+				r.setSource(ConversionUtils.cleanOpenaireId(r.getSource()));
+				r.setTarget(ConversionUtils.cleanOpenaireId(r.getTarget()));
+				return r;
+			}, Encoders.bean(Relation.class));
+	}
+
 	public static <R> Dataset<R> readPath(
 		final SparkSession spark,
 		final String inputPath,
@@ -67,6 +78,7 @@ public class ClusterUtils {
 			.map(o -> ClusterUtils.incrementAccumulator(o, acc), Encoders.bean(clazz))
 			.write()
 			.mode(SaveMode.Overwrite)
+			.option("compression", "gzip")
 			.json(path);
 	}
 

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/ConversionUtils.java

@@ -74,7 +74,7 @@ public class ConversionUtils {
 		}
 
 		final OaBrokerRelatedDataset res = new OaBrokerRelatedDataset();
-		res.setOpenaireId(d.getId());
+		res.setOpenaireId(cleanOpenaireId(d.getId()));
 		res.setOriginalId(first(d.getOriginalId()));
 		res.setTitle(structPropValue(d.getTitle()));
 		res.setPids(mappedList(d.getPid(), ConversionUtils::oafPidToBrokerPid));
@@ -89,7 +89,7 @@ public class ConversionUtils {
 		}
 
 		final OaBrokerRelatedPublication res = new OaBrokerRelatedPublication();
-		res.setOpenaireId(p.getId());
+		res.setOpenaireId(cleanOpenaireId(p.getId()));
 		res.setOriginalId(first(p.getOriginalId()));
 		res.setTitle(structPropValue(p.getTitle()));
 		res.setPids(mappedList(p.getPid(), ConversionUtils::oafPidToBrokerPid));
@@ -106,7 +106,7 @@ public class ConversionUtils {
 
 		final OaBrokerMainEntity res = new OaBrokerMainEntity();
 
-		res.setOpenaireId(result.getId());
+		res.setOpenaireId(cleanOpenaireId(result.getId()));
 		res.setOriginalId(first(result.getOriginalId()));
 		res.setTypology(classId(result.getResulttype()));
 		res.setTitles(structPropList(result.getTitle()));
@@ -129,6 +129,10 @@ public class ConversionUtils {
 		return res;
 	}
 
+	public static String cleanOpenaireId(final String id) {
+		return id.contains("|") ? StringUtils.substringAfter(id, "|") : id;
+	}
+
 	private static OaBrokerAuthor oafAuthorToBrokerAuthor(final Author author) {
 		if (author == null) {
 			return null;
@@ -188,7 +192,7 @@ public class ConversionUtils {
 		}
 
 		final OaBrokerProject res = new OaBrokerProject();
-		res.setOpenaireId(p.getId());
+		res.setOpenaireId(cleanOpenaireId(p.getId()));
 		res.setTitle(fieldValue(p.getTitle()));
 		res.setAcronym(fieldValue(p.getAcronym()));
 		res.setCode(fieldValue(p.getCode()));
@@ -214,7 +218,7 @@ public class ConversionUtils {
 		}
 
 		final OaBrokerRelatedSoftware res = new OaBrokerRelatedSoftware();
-		res.setOpenaireId(sw.getId());
+		res.setOpenaireId(cleanOpenaireId(sw.getId()));
 		res.setName(structPropValue(sw.getTitle()));
 		res.setDescription(fieldValue(sw.getDescription()));
 		res.setRepository(fieldValue(sw.getCodeRepositoryUrl()));
@@ -230,7 +234,7 @@ public class ConversionUtils {
 
 		final OaBrokerRelatedDatasource res = new OaBrokerRelatedDatasource();
 		res.setName(StringUtils.defaultIfBlank(fieldValue(ds.getOfficialname()), fieldValue(ds.getEnglishname())));
-		res.setOpenaireId(ds.getId());
+		res.setOpenaireId(cleanOpenaireId(ds.getId()));
 		res.setType(classId(ds.getDatasourcetype()));
 		return res;
 	}

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/DatasourceRelationsAccumulator.java

@@ -59,9 +59,18 @@ public class DatasourceRelationsAccumulator implements Serializable {
 		final DatasourceRelationsAccumulator res = new DatasourceRelationsAccumulator();
 		collectedFromSet
 			.stream()
-			.map(s -> new Tuple3<>(r.getId(), s, BrokerConstants.COLLECTED_FROM_REL))
+			.map(
+				s -> new Tuple3<>(ConversionUtils.cleanOpenaireId(r.getId()), ConversionUtils.cleanOpenaireId(s),
+					BrokerConstants.COLLECTED_FROM_REL))
 			.forEach(res::addTuple);
-		hostedBySet.stream().map(s -> new Tuple3<>(r.getId(), s, BrokerConstants.HOSTED_BY_REL)).forEach(res::addTuple);
+
+		hostedBySet
+			.stream()
+			.map(
+				s -> new Tuple3<>(ConversionUtils.cleanOpenaireId(r.getId()), ConversionUtils.cleanOpenaireId(s),
+					BrokerConstants.HOSTED_BY_REL))
+			.forEach(res::addTuple);
+
 		return res;
 	}
 

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EventFinder.java

@@ -76,6 +76,7 @@ public class EventFinder {
 		final Set<String> dsIdWhitelist,
 		final Set<String> dsIdBlacklist,
 		final Set<String> dsTypeWhitelist,
+		final Set<String> topicWhitelist,
 		final Map<String, LongAccumulator> accumulators) {
 
 		final List<UpdateInfo<?>> list = new ArrayList<>();
@@ -84,7 +85,13 @@ public class EventFinder {
 			for (final OaBrokerRelatedDatasource targetDs : target.getDatasources()) {
 				if (verifyTarget(targetDs, dsIdWhitelist, dsIdBlacklist, dsTypeWhitelist)) {
 					for (final UpdateMatcher<?> matcher : matchers) {
-						list.addAll(matcher.searchUpdatesForRecord(target, targetDs, results.getData(), accumulators));
+						for (final UpdateInfo<?> info : matcher
+							.searchUpdatesForRecord(target, targetDs, results.getData(), accumulators)) {
+							if (topicWhitelist == null || topicWhitelist.isEmpty()
+								|| topicWhitelist.contains(info.getTopic().getPath())) {
+								list.add(info);
+							}
+						}
 					}
 				}
 			}

dhp-workflows/dhp-broker-events/src/main/resources/eu/dnetlib/dhp/broker/oa/check_duplicates.json

@@ -0,0 +1,9 @@
+[
+
+	{
+		"paramName": "o",
+		"paramLongName": "outputDir",
+		"paramDescription": "the path where the data are stored",
+		"paramRequired": true
+	}
+]

dhp-workflows/dhp-broker-events/src/main/resources/eu/dnetlib/dhp/broker/oa/common_params.json

@@ -7,7 +7,7 @@
 	},
 	{
 		"paramName": "o",
-		"paramLongName": "workingPath",
+		"paramLongName": "workingDir",
 		"paramDescription": "the path where the temporary data will be stored",
 		"paramRequired": true
 	}

dhp-workflows/dhp-broker-events/src/main/resources/eu/dnetlib/dhp/broker/oa/generate_all/oozie_app/workflow.xml

@@ -6,7 +6,7 @@
             <description>the path where the graph is stored</description>
         </property>
         <property>
-            <name>workingPath</name>
+            <name>outputDir</name>
             <description>the path where the the generated data will be stored</description>
         </property>
 		<property>
@@ -24,6 +24,11 @@
             <value>-</value>
             <description>a black list (comma separeted, - for empty list) of datasource ids</description>
         </property>
+        <property>
+            <name>topicWhitelist</name>
+            <value>*</value>
+            <description>a white list (comma separeted, * for all) of topics</description>
+        </property>
         <property>
             <name>esEventIndexName</name>
             <description>the elasticsearch index name for events</description>
@@ -36,6 +41,26 @@
             <name>esIndexHost</name>
             <description>the elasticsearch host</description>
         </property>
+        <property>
+            <name>esBatchWriteRetryCount</name>
+            <value>8</value>
+            <description>an ES configuration property</description>
+        </property>
+		<property>
+            <name>esBatchWriteRetryWait</name>
+            <value>60s</value>
+            <description>an ES configuration property</description>
+        </property>
+		<property>
+            <name>esBatchSizeEntries</name>
+            <value>200</value>
+            <description>an ES configuration property</description>
+        </property>
+		<property>
+            <name>esNodesWanOnly</name>
+            <value>true</value>
+            <description>an ES configuration property</description>
+        </property>
         <property>
         	<name>maxIndexedEventsForDsAndTopic</name>
         	<description>the max number of events for each couple (ds/topic)</description>
@@ -111,15 +136,25 @@
         </configuration>
     </global>
 
-    <start to="ensure_working_path"/>
+	<start to="resume_from"/>
+
+    <decision name="resume_from">
+        <switch>
+        	<case to="ensure_output_dir">${wf:conf('resumeFrom') eq 'ensure_output_dir'}</case>
+            <case to="index_event_subset">${wf:conf('resumeFrom') eq 'index_event_subset'}</case>
+            <case to="stats">${wf:conf('resumeFrom') eq 'stats'}</case>
+            <case to="index_notifications">${wf:conf('resumeFrom') eq 'index_notifications'}</case>
+            <default to="ensure_output_dir"/>
+        </switch>
+    </decision>
 
     <kill name="Kill">
         <message>Action failed, error message[${wf:errorMessage(wf:lastErrorNode())}]</message>
     </kill>
     
-    <action name="ensure_working_path">
+    <action name="ensure_output_dir">
         <fs>
-            <mkdir path='${workingPath}'/>
+            <mkdir path='${outputDir}'/>
         </fs>
         <ok to="start_entities_and_rels"/>
         <error to="Kill"/>
@@ -152,7 +187,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="wait_entities_and_rels"/>
         <error to="Kill"/>
@@ -176,7 +211,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="wait_entities_and_rels"/>
         <error to="Kill"/>
@@ -201,7 +236,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="wait_entities_and_rels"/>
         <error to="Kill"/>
@@ -225,7 +260,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="wait_entities_and_rels"/>
         <error to="Kill"/>
@@ -249,7 +284,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="wait_entities_and_rels"/>
         <error to="Kill"/>
@@ -273,7 +308,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="wait_entities_and_rels"/>
         <error to="Kill"/>
@@ -299,7 +334,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="join_entities_step1"/>
         <error to="Kill"/>
@@ -323,7 +358,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="join_entities_step2"/>
         <error to="Kill"/>
@@ -347,7 +382,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="join_entities_step3"/>
         <error to="Kill"/>
@@ -371,7 +406,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="join_entities_step4"/>
         <error to="Kill"/>
@@ -395,7 +430,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="prepare_groups"/>
         <error to="Kill"/>
@@ -419,7 +454,7 @@
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
             <arg>--graphPath</arg><arg>${graphInputPath}</arg>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
         </spark>
         <ok to="generate_events"/>
         <error to="Kill"/>
@@ -442,10 +477,12 @@
                 --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--workingDir</arg><arg>${workingDir}</arg>
+            <arg>--outputDir</arg><arg>${outputDir}</arg>
 			<arg>--datasourceIdWhitelist</arg><arg>${datasourceIdWhitelist}</arg>
 			<arg>--datasourceTypeWhitelist</arg><arg>${datasourceTypeWhitelist}</arg>
 			<arg>--datasourceIdBlacklist</arg><arg>${datasourceIdBlacklist}</arg>
+			<arg>--topicWhitelist</arg><arg>${topicWhitelist}</arg>
         </spark>
         <ok to="index_event_subset"/>
         <error to="Kill"/>
@@ -468,38 +505,16 @@
                 --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--outputDir</arg><arg>${outputDir}</arg>
             <arg>--index</arg><arg>${esEventIndexName}</arg>
             <arg>--esHost</arg><arg>${esIndexHost}</arg>
+            <arg>--esBatchWriteRetryCount</arg><arg>${esBatchWriteRetryCount}</arg>
+            <arg>--esBatchWriteRetryWait</arg><arg>${esBatchWriteRetryWait}</arg>
+            <arg>--esBatchSizeEntries</arg><arg>${esBatchSizeEntries}</arg>
+            <arg>--esNodesWanOnly</arg><arg>${esNodesWanOnly}</arg>
             <arg>--maxEventsForTopic</arg><arg>${maxIndexedEventsForDsAndTopic}</arg>
             <arg>--brokerApiBaseUrl</arg><arg>${brokerApiBaseUrl}</arg>
         </spark>
-        <ok to="index_notifications"/>
-        <error to="Kill"/>
-    </action>
-    
-    <action name="index_notifications">
-        <spark xmlns="uri:oozie:spark-action:0.2">
-            <master>yarn</master>
-            <mode>cluster</mode>
-            <name>IndexNotificationsOnESJob</name>
-            <class>eu.dnetlib.dhp.broker.oa.IndexNotificationsJob</class>
-            <jar>dhp-broker-events-${projectVersion}.jar</jar>
-            <spark-opts>
-                --executor-memory=${sparkExecutorMemory}
-                --driver-memory=${sparkDriverMemory}
-                --conf spark.dynamicAllocation.maxExecutors="8" 
-                --conf spark.extraListeners=${spark2ExtraListeners}
-                --conf spark.sql.queryExecutionListeners=${spark2SqlQueryExecutionListeners}
-                --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
-                --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
-                --conf spark.sql.shuffle.partitions=3840
-            </spark-opts>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
-            <arg>--index</arg><arg>${esNotificationsIndexName}</arg>
-            <arg>--esHost</arg><arg>${esIndexHost}</arg>
-            <arg>--brokerApiBaseUrl</arg><arg>${brokerApiBaseUrl}</arg>
-        </spark>
         <ok to="stats"/>
         <error to="Kill"/>
     </action>
@@ -521,12 +536,42 @@
                 --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
                 --conf spark.sql.shuffle.partitions=3840
             </spark-opts>
-            <arg>--workingPath</arg><arg>${workingPath}</arg>
+            <arg>--outputDir</arg><arg>${outputDir}</arg>
             <arg>--dbUrl</arg><arg>${brokerDbUrl}</arg>
             <arg>--dbUser</arg><arg>${brokerDbUser}</arg>
             <arg>--dbPassword</arg><arg>${brokerDbPassword}</arg>
             <arg>--brokerApiBaseUrl</arg><arg>${brokerApiBaseUrl}</arg>
         </spark>
+        <ok to="index_notifications"/>
+        <error to="Kill"/>
+    </action>
+    
+    <action name="index_notifications">
+        <spark xmlns="uri:oozie:spark-action:0.2">
+            <master>yarn</master>
+            <mode>cluster</mode>
+            <name>IndexNotificationsOnESJob</name>
+            <class>eu.dnetlib.dhp.broker.oa.IndexNotificationsJob</class>
+            <jar>dhp-broker-events-${projectVersion}.jar</jar>
+            <spark-opts>
+                --executor-memory=${sparkExecutorMemory}
+                --driver-memory=${sparkDriverMemory}
+                --conf spark.dynamicAllocation.maxExecutors="8" 
+                --conf spark.extraListeners=${spark2ExtraListeners}
+                --conf spark.sql.queryExecutionListeners=${spark2SqlQueryExecutionListeners}
+                --conf spark.yarn.historyServer.address=${spark2YarnHistoryServerAddress}
+                --conf spark.eventLog.dir=${nameNode}${spark2EventLogDir}
+                --conf spark.sql.shuffle.partitions=3840
+            </spark-opts>
+            <arg>--outputDir</arg><arg>${outputDir}</arg>
+            <arg>--index</arg><arg>${esNotificationsIndexName}</arg>
+            <arg>--esHost</arg><arg>${esIndexHost}</arg>
+            <arg>--esBatchWriteRetryCount</arg><arg>${esBatchWriteRetryCount}</arg>
+            <arg>--esBatchWriteRetryWait</arg><arg>${esBatchWriteRetryWait}</arg>
+            <arg>--esBatchSizeEntries</arg><arg>${esBatchSizeEntries}</arg>
+            <arg>--esNodesWanOnly</arg><arg>${esNodesWanOnly}</arg>
+            <arg>--brokerApiBaseUrl</arg><arg>${brokerApiBaseUrl}</arg>
+        </spark>
         <ok to="End"/>
         <error to="Kill"/>
     </action>

dhp-workflows/dhp-broker-events/src/main/resources/eu/dnetlib/dhp/broker/oa/generate_events.json

@@ -1,7 +1,13 @@
 [
+	{
+		"paramName": "wp",
+		"paramLongName": "workingDir",
+		"paramDescription": "the path where the temporary data are stored",
+		"paramRequired": true
+	},
 	{
 		"paramName": "o",
-		"paramLongName": "workingPath",
+		"paramLongName": "outputDir",
 		"paramDescription": "the path where the generated events will be stored",
 		"paramRequired": true
 	},
@@ -22,5 +28,11 @@
 		"paramLongName": "datasourceIdBlacklist",
 		"paramDescription": "a black list (comma separeted, - for empty list) of datasource ids",
 		"paramRequired": true
+	},
+	{
+		"paramName": "topicWhitelist",
+		"paramLongName": "topicWhitelist",
+		"paramDescription": "a white list (comma separeted, * for all) of topics",
+		"paramRequired": true
 	}
 ]