177 lines
5.9 KiB
Java
177 lines
5.9 KiB
Java
|
|
package eu.dnetlib.dhp.oa.graph.dump.complete;
|
|
|
|
import static eu.dnetlib.dhp.common.SparkSessionSupport.runWithSparkSession;
|
|
|
|
import java.io.Serializable;
|
|
import java.util.*;
|
|
import java.util.function.Consumer;
|
|
|
|
import org.apache.commons.io.IOUtils;
|
|
import org.apache.spark.SparkConf;
|
|
import org.apache.spark.api.java.function.MapFunction;
|
|
import org.apache.spark.sql.*;
|
|
import org.jetbrains.annotations.NotNull;
|
|
import org.slf4j.Logger;
|
|
import org.slf4j.LoggerFactory;
|
|
|
|
import com.google.gson.Gson;
|
|
|
|
import eu.dnetlib.dhp.application.ArgumentApplicationParser;
|
|
import eu.dnetlib.dhp.oa.graph.dump.Utils;
|
|
import eu.dnetlib.dhp.oa.graph.dump.community.CommunityMap;
|
|
import eu.dnetlib.dhp.schema.common.ModelConstants;
|
|
import eu.dnetlib.dhp.schema.common.ModelSupport;
|
|
import eu.dnetlib.dhp.schema.dump.oaf.Provenance;
|
|
import eu.dnetlib.dhp.schema.dump.oaf.graph.Node;
|
|
import eu.dnetlib.dhp.schema.dump.oaf.graph.RelType;
|
|
import eu.dnetlib.dhp.schema.oaf.Relation;
|
|
|
|
/**
|
|
* Create new Relations between Context Entities and Organizations whose products are associated to the context. It
|
|
* produces relation such as: organization <-> isRelatedTo <-> context
|
|
*/
|
|
public class SparkOrganizationRelation implements Serializable {
|
|
private static final Logger log = LoggerFactory.getLogger(SparkOrganizationRelation.class);
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
String jsonConfiguration = IOUtils
|
|
.toString(
|
|
SparkOrganizationRelation.class
|
|
.getResourceAsStream(
|
|
"/eu/dnetlib/dhp/oa/graph/dump/input_organization_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("sourcePath");
|
|
log.info("inputPath: {}", inputPath);
|
|
|
|
final String outputPath = parser.get("outputPath");
|
|
log.info("outputPath: {}", outputPath);
|
|
|
|
final OrganizationMap organizationMap = new Gson()
|
|
.fromJson(parser.get("organizationCommunityMap"), OrganizationMap.class);
|
|
final String serializedOrganizationMap = new Gson().toJson(organizationMap);
|
|
log.info("organization map : {}", serializedOrganizationMap);
|
|
|
|
final String communityMapPath = parser.get("communityMapPath");
|
|
log.info("communityMapPath: {}", communityMapPath);
|
|
|
|
SparkConf conf = new SparkConf();
|
|
|
|
runWithSparkSession(
|
|
conf,
|
|
isSparkSessionManaged,
|
|
spark -> {
|
|
Utils.removeOutputDir(spark, outputPath);
|
|
extractRelation(spark, inputPath, organizationMap, outputPath, communityMapPath);
|
|
|
|
});
|
|
|
|
}
|
|
|
|
private static void extractRelation(SparkSession spark, String inputPath, OrganizationMap organizationMap,
|
|
String outputPath, String communityMapPath) {
|
|
|
|
CommunityMap communityMap = Utils.getCommunityMap(spark, communityMapPath);
|
|
|
|
Dataset<Relation> relationDataset = Utils.readPath(spark, inputPath, Relation.class);
|
|
|
|
relationDataset.createOrReplaceTempView("relation");
|
|
|
|
List<eu.dnetlib.dhp.schema.dump.oaf.graph.Relation> relList = new ArrayList<>();
|
|
|
|
Dataset<MergedRels> mergedRelsDataset = spark
|
|
.sql(
|
|
"SELECT target organizationId, source representativeId " +
|
|
"FROM relation " +
|
|
"WHERE datainfo.deletedbyinference = false " +
|
|
"AND relclass = 'merges' " +
|
|
"AND substr(source, 1, 2) = '20'")
|
|
.as(Encoders.bean(MergedRels.class));
|
|
|
|
mergedRelsDataset.map((MapFunction<MergedRels, MergedRels>) mergedRels -> {
|
|
if (organizationMap.containsKey(mergedRels.getOrganizationId())) {
|
|
return mergedRels;
|
|
}
|
|
return null;
|
|
}, Encoders.bean(MergedRels.class))
|
|
.filter(Objects::nonNull)
|
|
.collectAsList()
|
|
.forEach(getMergedRelsConsumer(organizationMap, relList, communityMap));
|
|
|
|
organizationMap
|
|
.keySet()
|
|
.forEach(
|
|
oId -> organizationMap
|
|
.get(oId)
|
|
.forEach(community -> {
|
|
if (communityMap.containsKey(community)) {
|
|
addRelations(relList, community, oId);
|
|
}
|
|
}));
|
|
|
|
spark
|
|
.createDataset(relList, Encoders.bean(eu.dnetlib.dhp.schema.dump.oaf.graph.Relation.class))
|
|
.write()
|
|
.mode(SaveMode.Overwrite)
|
|
.option("compression", "gzip")
|
|
.json(outputPath);
|
|
}
|
|
|
|
@NotNull
|
|
private static Consumer<MergedRels> getMergedRelsConsumer(OrganizationMap organizationMap,
|
|
List<eu.dnetlib.dhp.schema.dump.oaf.graph.Relation> relList, CommunityMap communityMap) {
|
|
return mergedRels -> {
|
|
String oId = mergedRels.getOrganizationId();
|
|
organizationMap
|
|
.get(oId)
|
|
.forEach(community -> {
|
|
if (communityMap.containsKey(community)) {
|
|
addRelations(relList, community, mergedRels.getRepresentativeId());
|
|
}
|
|
|
|
});
|
|
organizationMap.remove(oId);
|
|
};
|
|
}
|
|
|
|
private static void addRelations(List<eu.dnetlib.dhp.schema.dump.oaf.graph.Relation> relList, String community,
|
|
String organization) {
|
|
|
|
String id = Utils.getContextId(community);
|
|
log.info("create relation for organization: {}", organization);
|
|
relList
|
|
.add(
|
|
eu.dnetlib.dhp.schema.dump.oaf.graph.Relation
|
|
.newInstance(
|
|
Node.newInstance(id, Constants.CONTEXT_ENTITY),
|
|
Node.newInstance(organization, ModelSupport.idPrefixEntity.get(organization.substring(0, 2))),
|
|
RelType.newInstance(ModelConstants.IS_RELATED_TO, ModelConstants.RELATIONSHIP),
|
|
Provenance
|
|
.newInstance(
|
|
eu.dnetlib.dhp.oa.graph.dump.Constants.USER_CLAIM,
|
|
eu.dnetlib.dhp.oa.graph.dump.Constants.DEFAULT_TRUST)));
|
|
|
|
relList
|
|
.add(
|
|
eu.dnetlib.dhp.schema.dump.oaf.graph.Relation
|
|
.newInstance(
|
|
Node.newInstance(organization, ModelSupport.idPrefixEntity.get(organization.substring(0, 2))),
|
|
Node.newInstance(id, Constants.CONTEXT_ENTITY),
|
|
RelType.newInstance(ModelConstants.IS_RELATED_TO, ModelConstants.RELATIONSHIP),
|
|
Provenance
|
|
.newInstance(
|
|
eu.dnetlib.dhp.oa.graph.dump.Constants.USER_CLAIM,
|
|
eu.dnetlib.dhp.oa.graph.dump.Constants.DEFAULT_TRUST)));
|
|
}
|
|
|
|
}
|