changed the implementation from rdd to dataset got from sql queries (on hive)

This commit is contained in:
Miriam Baglioni 2020-03-23 11:58:32 +01:00
parent 67ea3cf3ed
commit 47561f3597
2 changed files with 406 additions and 28 deletions

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@ -0,0 +1,4 @@
package eu.dnetlib.dhp;
public class SerializableSupplier {
}

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@ -1,20 +1,27 @@
package eu.dnetlib.dhp.countrypropagation; package eu.dnetlib.dhp.countrypropagation;
import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.databind.ObjectMapper;
import eu.dnetlib.dhp.PropagationConstant;
import eu.dnetlib.dhp.TypedRow; import eu.dnetlib.dhp.TypedRow;
import eu.dnetlib.dhp.application.ArgumentApplicationParser; import eu.dnetlib.dhp.application.ArgumentApplicationParser;
import eu.dnetlib.dhp.schema.oaf.*; import eu.dnetlib.dhp.schema.oaf.*;
import eu.dnetlib.dhp.schema.oaf.Dataset; import net.sf.saxon.expr.ContextMappingFunction;
import net.sf.saxon.expr.flwor.Tuple;
import net.sf.saxon.om.Item;
import org.apache.commons.io.IOUtils; import org.apache.commons.io.IOUtils;
import org.apache.hadoop.fs.FileSystem; import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path; import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.Text; import org.apache.hadoop.io.Text;
import org.apache.spark.SparkConf;
import org.apache.spark.api.java.JavaPairRDD; import org.apache.spark.api.java.JavaPairRDD;
import org.apache.spark.api.java.JavaRDD; import org.apache.spark.api.java.JavaRDD;
import org.apache.spark.api.java.JavaSparkContext; import org.apache.spark.api.java.JavaSparkContext;
import org.apache.spark.sql.*; import org.apache.spark.sql.*;
import org.apache.spark.sql.Dataset;
import scala.Tuple2; import scala.Tuple2;
import javax.sql.DataSource;
import java.beans.Encoder;
import java.io.File; import java.io.File;
import java.io.IOException; import java.io.IOException;
import java.util.*; import java.util.*;
@ -22,49 +29,396 @@ import java.util.*;
import static eu.dnetlib.dhp.PropagationConstant.*; import static eu.dnetlib.dhp.PropagationConstant.*;
public class SparkCountryPropagationJob { public class SparkCountryPropagationJob {
public static void main(String[] args) throws Exception { public static void main(String[] args) throws Exception {
final ArgumentApplicationParser parser = new ArgumentApplicationParser(IOUtils.toString(SparkCountryPropagationJob.class.getResourceAsStream("/eu/dnetlib/dhp/countrypropagation/input_countrypropagation_parameters.json"))); final ArgumentApplicationParser parser = new ArgumentApplicationParser(IOUtils.toString(SparkCountryPropagationJob.class.getResourceAsStream("/eu/dnetlib/dhp/countrypropagation/input_countrypropagation_parameters.json")));
parser.parseArgument(args); parser.parseArgument(args);
SparkConf conf = new SparkConf();
conf.set("hive.metastore.uris", parser.get("hive_metastore_uris"));
final SparkSession spark = SparkSession final SparkSession spark = SparkSession
.builder() .builder()
.appName(SparkCountryPropagationJob.class.getSimpleName()) .appName(SparkCountryPropagationJob.class.getSimpleName())
.master(parser.get("master")) .master(parser.get("master"))
.config(conf)
.enableHiveSupport() .enableHiveSupport()
.getOrCreate(); .getOrCreate();
final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
final String inputPath = parser.get("sourcePath"); final String inputPath = parser.get("sourcePath");
final String outputPath = "/tmp/provision/propagation/countrytoresultfrominstitutionalrepositories"; final String outputPath = "/tmp/provision/propagation/countrytoresultfrominstitutionalrepositories";
createOutputDirs(outputPath, FileSystem.get(spark.sparkContext().hadoopConfiguration())); createOutputDirs(outputPath, FileSystem.get(spark.sparkContext().hadoopConfiguration()));
List<String> whitelist = Arrays.asList(parser.get("whitelist").split(";")); List<String> whitelist = Arrays.asList(parser.get("whitelist").split(";"));
List<String> allowedtypes = Arrays.asList(parser.get("allowedtypes").split(";")); List<String> allowedtypes = Arrays.asList(parser.get("allowedtypes").split(";"));
datasource(spark, whitelist, outputPath, inputPath);
//rdd(spark,whitelist,allowedtypes, outputPath, inputPath);
}
private static void datasource(SparkSession spark, List<String> whitelist, String outputPath, String inputPath){
String whitelisted = "";
for (String i : whitelist){
whitelisted += " OR id = '" + i + "'";
}
String query = "SELECT source ds, target org, country.classid country " +
"FROM ( SELECT id " +
"FROM openaire.datasource " +
"WHERE datasourcetype.classid = 'pubsrepository::institutional' " +
"AND (datainfo.deletedbyinference = false " + whitelisted + ") ) d " +
"JOIN ( SELECT source, target " +
"FROM openaire.relation " +
"WHERE relclass = 'provides' " +
"AND datainfo.deletedbyinference = false ) rel " +
"ON d.id = rel.source " +
"JOIN (SELECT id, country " +
"FROM openaire.organization " +
"WHERE datainfo.deletedbyinference = false ) o " +
"ON o.id = rel.target";
Dataset<Row> rels = spark.sql(query);
rels.createOrReplaceTempView("rels");
final JavaRDD<Row> toupdateresultsoftware = propagateOnResult(spark, "openaire.software");
createUpdateForSoftwareDataset(toupdateresultsoftware, inputPath, spark)
.map(s -> new ObjectMapper().writeValueAsString(s))
.saveAsTextFile(outputPath + "/software");
createUpdateForResultDatasetWrite(toupdateresultsoftware, outputPath, "update_software");
JavaRDD<Row> toupdateresultdataset = propagateOnResult(spark, "openaire.dataset");
createUpdateForDatasetDataset(toupdateresultdataset,inputPath,spark)
.map(d -> new ObjectMapper().writeValueAsString(d))
.saveAsTextFile(outputPath + "/dataset");
createUpdateForResultDatasetWrite(toupdateresultdataset, outputPath, "update_dataset");
JavaRDD<Row> toupdateresultother = propagateOnResult(spark, "openaire.otherresearchproduct");
createUpdateForOtherDataset(toupdateresultother, inputPath, spark)
.map(o -> new ObjectMapper().writeValueAsString(o))
.saveAsTextFile(outputPath + "/otherresearchproduct");
createUpdateForResultDatasetWrite(toupdateresultother, outputPath, "update_other");
createUpdateForPublicationDataset(propagateOnResult(spark, "openaire.publication"), inputPath, spark)
.map(p -> new ObjectMapper().writeValueAsString(p))
.saveAsTextFile(outputPath + "/publication");
}
private static JavaRDD<OtherResearchProduct> createUpdateForOtherDataset(JavaRDD<Row> toupdateresult, String inputPath, SparkSession spark) {
final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
return sc.textFile(inputPath + "/otherresearchproduct")
.map(item -> new ObjectMapper().readValue(item, OtherResearchProduct.class))
.mapToPair(s -> new Tuple2<>(s.getId(), s)).leftOuterJoin(getStringResultJavaPairRDD(toupdateresult))
.map(c -> {
OtherResearchProduct oaf = c._2()._1();
List<Country> countryList = oaf.getCountry();
if (c._2()._2().isPresent()) {
HashSet<String> countries = new HashSet<>();
for (Qualifier country : countryList) {
countries.add(country.getClassid());
}
Result r = c._2()._2().get();
for (Country country : r.getCountry()) {
if (!countries.contains(country.getClassid())) {
countryList.add(country);
}
}
oaf.setCountry(countryList);
}
return oaf;
});
}
private static JavaRDD<Publication> createUpdateForPublicationDataset(JavaRDD<Row> toupdateresult, String inputPath, SparkSession spark) {
final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
return sc.textFile(inputPath + "/publication")
.map(item -> new ObjectMapper().readValue(item, Publication.class))
.mapToPair(s -> new Tuple2<>(s.getId(), s)).leftOuterJoin(getStringResultJavaPairRDD(toupdateresult))
.map(c -> {
Publication oaf = c._2()._1();
List<Country> countryList = oaf.getCountry();
if (c._2()._2().isPresent()) {
HashSet<String> countries = new HashSet<>();
for (Qualifier country : countryList) {
countries.add(country.getClassid());
}
Result r = c._2()._2().get();
for (Country country : r.getCountry()) {
if (!countries.contains(country.getClassid())) {
countryList.add(country);
}
}
oaf.setCountry(countryList);
}
return oaf;
});
}
private static JavaRDD<Software> createUpdateForSoftwareDataset(JavaRDD<Row> toupdateresult, String inputPath, SparkSession spark) {
final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
return sc.textFile(inputPath + "/software")
.map(item -> new ObjectMapper().readValue(item, Software.class))
.mapToPair(s -> new Tuple2<>(s.getId(), s)).leftOuterJoin(getStringResultJavaPairRDD(toupdateresult))
.map(c -> {
Software oaf = c._2()._1();
List<Country> countryList = oaf.getCountry();
if (c._2()._2().isPresent()) {
HashSet<String> countries = new HashSet<>();
for (Qualifier country : countryList) {
countries.add(country.getClassid());
}
Result r = c._2()._2().get();
for (Country country : r.getCountry()) {
if (!countries.contains(country.getClassid())) {
countryList.add(country);
}
}
oaf.setCountry(countryList);
}
return oaf;
});
}
private static JavaRDD<eu.dnetlib.dhp.schema.oaf.Dataset> createUpdateForDatasetDataset(JavaRDD<Row> toupdateresult, String inputPath, SparkSession spark) {
final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
return sc.textFile(inputPath + "/dataset")
.map(item -> new ObjectMapper().readValue(item, eu.dnetlib.dhp.schema.oaf.Dataset.class))
.mapToPair(d -> new Tuple2<>(d.getId(), d)).leftOuterJoin(getStringResultJavaPairRDD(toupdateresult))
.map(c -> {
eu.dnetlib.dhp.schema.oaf.Dataset oaf = c._2()._1();
List<Country> countryList = oaf.getCountry();
if (c._2()._2().isPresent()) {
HashSet<String> countries = new HashSet<>();
for (Qualifier country : countryList) {
countries.add(country.getClassid());
}
Result r = c._2()._2().get();
for (Country country : r.getCountry()) {
if (!countries.contains(country.getClassid())) {
countryList.add(country);
}
}
oaf.setCountry(countryList);
}
return oaf;
});
}
private static JavaRDD<Row> propagateOnResult(SparkSession spark, String table) {
String query;
query = "SELECT id, inst.collectedfrom.key cf , inst.hostedby.key hb " +
"FROM ( SELECT id, instance " +
"FROM " + table +
" WHERE datainfo.deletedbyinference = false) ds " +
"LATERAL VIEW EXPLODE(instance) i AS inst";
Dataset<Row> cfhb = spark.sql(query);
cfhb.createOrReplaceTempView("cfhb");
return countryPropagationAssoc(spark, "cfhb").toJavaRDD();
}
private static Dataset<Row> countryPropagationAssoc(SparkSession spark, String cfhbTable){
String query = "SELECT id, collect_set(country) country "+
"FROM ( SELECT id, country " +
"FROM rels " +
"JOIN " + cfhbTable +
" ON cf = ds " +
"UNION ALL " +
"SELECT id , country " +
"FROM rels " +
"JOIN " + cfhbTable +
" ON hb = ds ) tmp " +
"GROUP BY id";
return spark.sql(query);
}
private static JavaPairRDD<String, Result> getStringResultJavaPairRDD(JavaRDD<Row> toupdateresult) {
return toupdateresult.map(c -> {
List<Country> countryList = new ArrayList<>();
List<String> tmp = c.getList(1);
for (String country : tmp) {
countryList.add(getCountry(country));
}
Result r = new Result();
r.setId(c.getString(0));
r.setCountry(countryList);
return r;
}).mapToPair(r -> new Tuple2<>(r.getId(), r));
}
private static void createUpdateForResultDatasetWrite(JavaRDD<Row> toupdateresult, String outputPath, String type){
toupdateresult.map(c -> {
List<Country> countryList = new ArrayList<>();
List<String> tmp = c.getList(1);
for (String country : tmp) {
countryList.add(getCountry(country));
}
Result r = new Result();
r.setId(c.getString(0));
r.setCountry(countryList);
return r;
}).map(r ->new ObjectMapper().writeValueAsString(r))
.saveAsTextFile(outputPath+"/"+type);
}
private static Dataset<Row> countryPropagation(SparkSession spark, String cfhbTable){
String query = "SELECT id, collect_set(named_struct('classid', country, 'classname', country, " +
"'datainfo', named_struct( 'deletedbyinference', false, " +
"'inferenceprovenance','" + PROPAGATION_DATA_INFO_TYPE +"'," +
"'inferred',true,'invisible',false, " +
"'provenanceaction', named_struct('classid','" + PROPAGATION_COUNTRY_INSTREPO_CLASS_ID + "'," +
"'classname','" + PROPAGATION_COUNTRY_INSTREPO_CLASS_NAME +"'," +
"'schemeid','" + DNET_SCHEMA_ID +"'," +
"'schemename','" + DNET_SCHEMA_NAME +"') , " +
"'trust','0.9') ,'schemeid','" + DNET_COUNTRY_SCHEMA +"','schemename','" + DNET_COUNTRY_SCHEMA + "')) country " +
"FROM ( SELECT id, country " +
"FROM rels " +
"JOIN " + cfhbTable +
" ON cf = ds " +
"UNION ALL " +
"SELECT id , country " +
"FROM rels " +
"JOIN " + cfhbTable +
" ON hb = ds ) tmp " +
"GROUP BY id";
return spark.sql(query);
}
private static void rdd(SparkSession spark, List<String> whitelist, List<String> allowedtypes, String outputPath, String inputPath) throws IOException {
final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
JavaPairRDD<String, TypedRow> organizations = sc.textFile(inputPath + "/organization") JavaPairRDD<String, TypedRow> organizations = sc.textFile(inputPath + "/organization")
.map(item -> new ObjectMapper().readValue(item, Organization.class)) .map(item -> new ObjectMapper().readValue(item, Organization.class))
.filter(org -> !org.getDataInfo().getDeletedbyinference()) .filter(org -> !org.getDataInfo().getDeletedbyinference())
.map(org -> new TypedRow().setSourceId(org.getId()).setValue(org.getCountry().getClassid())) .map(org -> {
TypedRow tr = new TypedRow();
tr.setSourceId(org.getId());
tr.setValue(org.getCountry().getClassid());
return tr;
})
.mapToPair(toPair()); .mapToPair(toPair());
JavaPairRDD<String, TypedRow> organization_datasource = JavaPairRDD<String, TypedRow> organization_datasource =
sc.textFile(inputPath + "/relation") sc.textFile(inputPath + "/relation")
.map(item -> new ObjectMapper().readValue(item, Relation.class)) .map(item -> new ObjectMapper().readValue(item, Relation.class))
.filter(r -> !r.getDataInfo().getDeletedbyinference()) .filter(r -> !r.getDataInfo().getDeletedbyinference())
.filter(r -> RELATION_DATASOURCEORGANIZATION_REL_TYPE.equals(r.getRelClass()) && RELATION_ORGANIZATION_DATASOURCE_REL_CLASS.equals(r.getRelType())) .filter(r -> RELATION_DATASOURCEORGANIZATION_REL_TYPE.equals(r.getRelType()) &&
.map(r -> new TypedRow().setSourceId(r.getSource()).setTargetId(r.getTarget())) RELATION_ORGANIZATION_DATASOURCE_REL_CLASS.equals(r.getRelClass()))
.map(r -> {
TypedRow tp = new TypedRow(); tp.setSourceId(r.getSource()); tp.setTargetId(r.getTarget());
return tp;
})
.mapToPair(toPair()); //id is the organization identifier .mapToPair(toPair()); //id is the organization identifier
JavaPairRDD<String, TypedRow> datasources = sc.textFile(inputPath + "/datasource") JavaPairRDD<String, TypedRow> datasources = sc.textFile(inputPath + "/datasource")
.map(item -> new ObjectMapper().readValue(item, Datasource.class)) .map(item -> new ObjectMapper().readValue(item, Datasource.class))
.filter(ds -> whitelist.contains(ds.getId()) || allowedtypes.contains(ds.getDatasourcetype().getClassid())) .filter(ds -> whitelist.contains(ds.getId()) || allowedtypes.contains(ds.getDatasourcetype().getClassid()))
.map(ds -> new TypedRow().setSourceId(ds.getId())) .map(ds -> new TypedRow().setSourceId(ds.getId()))
.mapToPair(toPair()); .mapToPair(toPair());
JavaPairRDD<String, TypedRow> datasource_country = organizations.join(organization_datasource)
.map(x -> x._2()._1().setSourceId(x._2()._2().getTargetId())) // (OrganizationId,(TypedRow for Organization, TypedRow for Relation)
.mapToPair(toPair()); //(DatasourceId, TypedRowforOrganziation)
JavaPairRDD<String, TypedRow> alloweddatasources_country = datasources.join(datasource_country)
.mapToPair(ds -> new Tuple2<>(ds._1(), ds._2()._2())).cache();
// System.out.println("OUTPUT *** ORGANIZATION COUNT *** " + organizations.count());
// System.out.println("OUTPUT *** ORGANIZATION DATASOURCE RELATIONS COUNT *** " + organization_datasource.count());
// System.out.println("OUTPUT *** DATASOURCE COUNT *** " + datasources.count());
// System.out.println("OUTPUT *** ALLOWED_DATASOURCE-COUNTRY COUNT *** " + alloweddatasources_country.count());
// alloweddatasources_country.map(p -> new ObjectMapper().writeValueAsString(p))
// .saveAsTextFile(outputPath+"/datasource_country");
JavaRDD<Software> software = sc.textFile(inputPath + "/software")
.map(item -> new ObjectMapper().readValue(item, Software.class));
JavaPairRDD<String, TypedRow> datasource_software = software
.map(oaf -> getTypedRowsDatasourceResult(oaf))
.flatMapToPair(f -> {
ArrayList<Tuple2<String, TypedRow>> ret = new ArrayList<>();
for (TypedRow t : f) {
ret.add(new Tuple2<>(t.getSourceId(), t));
}
return ret.iterator();
});
datasource_software.map(p -> new ObjectMapper().writeValueAsString(p))
.saveAsTextFile(outputPath+"/datasource_software");
JavaPairRDD<String, Result> sfw = software.mapToPair(p -> new Tuple2<>(p.getId(),p));
JavaPairRDD<String,TypedRow> toupdateresult = alloweddatasources_country.join(datasource_software)
.map(u -> {
TypedRow tp = u._2()._2();
tp.setValue(u._2()._1().getValue());
return tp;
})
.mapToPair(toPair())
.reduceByKey((a, p) -> {
if (a == null) {
return p;
}
if (p == null) {
return a;
}
a.addAll(p.getAccumulator());
return a;
});
toupdateresult.map(p -> new ObjectMapper().writeValueAsString(p))
.saveAsTextFile(outputPath+"/toupdateresult");
//updateResult(sfw, toupdateresult, outputPath, "software");
// createUpdateForResult(toupdateresult, outputPath, "software");
/* JavaRDD<Publication> publications = sc.textFile(inputPath + "/publication")
.map(item -> new ObjectMapper().readValue(item, Publication.class));
JavaPairRDD<String, TypedRow> datasource_publication = publications
.map(oaf -> getTypedRowsDatasourceResult(oaf))
.flatMapToPair(f -> {
ArrayList<Tuple2<String, TypedRow>> ret = new ArrayList<>();
for (TypedRow t : f) {
ret.add(new Tuple2<>(t.getSourceId(), t));
}
return ret.iterator();
});
JavaPairRDD<String,TypedRow> toupdateresult = alloweddatasources_country.join(datasource_publication)
.map(u -> u._2()._2().setValue(u._2()._1().getValue()))
.mapToPair(toPair())
.reduceByKey((a, p) -> {
if (a == null) {
return p;
}
if (p == null) {
return a;
}
a.addAll(p.getAccumulator());
return a;
});
JavaRDD<Publication> publications = sc.textFile(inputPath + "/publication") JavaRDD<Publication> publications = sc.textFile(inputPath + "/publication")
.map(item -> new ObjectMapper().readValue(item, Publication.class)); .map(item -> new ObjectMapper().readValue(item, Publication.class));
@ -75,6 +429,9 @@ public class SparkCountryPropagationJob {
JavaRDD<OtherResearchProduct> other = sc.textFile(inputPath + "/otherresearchproduct") JavaRDD<OtherResearchProduct> other = sc.textFile(inputPath + "/otherresearchproduct")
.map(item -> new ObjectMapper().readValue(item, OtherResearchProduct.class)); .map(item -> new ObjectMapper().readValue(item, OtherResearchProduct.class));
JavaPairRDD<String, TypedRow> datasource_results = publications JavaPairRDD<String, TypedRow> datasource_results = publications
.map(oaf -> getTypedRowsDatasourceResult(oaf)) .map(oaf -> getTypedRowsDatasourceResult(oaf))
.flatMapToPair(f -> { .flatMapToPair(f -> {
@ -112,18 +469,8 @@ public class SparkCountryPropagationJob {
return ret.iterator(); return ret.iterator();
})); }));
JavaPairRDD<String, Result> pubs = publications.mapToPair(p -> new Tuple2<>(p.getId(),p));
JavaPairRDD<String, Result> dss = datasets.mapToPair(p -> new Tuple2<>(p.getId(),p));
JavaPairRDD<String, Result> sfw = software.mapToPair(p -> new Tuple2<>(p.getId(),p));
JavaPairRDD<String, Result> orp = other.mapToPair(p -> new Tuple2<>(p.getId(),p));
JavaPairRDD<String, TypedRow> datasource_country = organizations.join(organization_datasource)
.map(x -> x._2()._1().setSourceId(x._2()._2().getTargetId())) // (OrganizationId,(TypedRow for Organization, TypedRow for Relation)
.mapToPair(toPair()); //(DatasourceId, TypedRowforOrganziation)
JavaPairRDD<String, TypedRow> alloweddatasources_country = datasources.join(datasource_country)
.mapToPair(ds -> new Tuple2<>(ds._1(), ds._2()._2()));
JavaPairRDD<String,TypedRow> toupdateresult = alloweddatasources_country.join(datasource_results) JavaPairRDD<String,TypedRow> toupdateresult = alloweddatasources_country.join(datasource_results)
@ -140,16 +487,49 @@ public class SparkCountryPropagationJob {
return a; return a;
}); });
JavaPairRDD<String, Result> pubs = publications.mapToPair(p -> new Tuple2<>(p.getId(),p));
JavaPairRDD<String, Result> dss = datasets.mapToPair(p -> new Tuple2<>(p.getId(),p));
JavaPairRDD<String, Result> sfw = software.mapToPair(p -> new Tuple2<>(p.getId(),p));
JavaPairRDD<String, Result> orp = other.mapToPair(p -> new Tuple2<>(p.getId(),p));
updateResult(pubs, toupdateresult, outputPath, "publication"); updateResult(pubs, toupdateresult, outputPath, "publication");
updateResult(dss, toupdateresult, outputPath, "dataset"); updateResult(dss, toupdateresult, outputPath, "dataset");
updateResult(sfw, toupdateresult, outputPath, "software"); updateResult(sfw, toupdateresult, outputPath, "software");
updateResult(orp, toupdateresult, outputPath, "otherresearchproduct"); updateResult(orp, toupdateresult, outputPath, "otherresearchproduct");
//we use leftOuterJoin because we want to rebuild the entire structure //we use leftOuterJoin because we want to rebuild the entire structure
*/
} }
private static void createUpdateForResult(JavaPairRDD<String, TypedRow> toupdateresult, String outputPath, String type){
toupdateresult.map(c -> {
List<Country> countryList = new ArrayList<>();
for (String country : c._2.getAccumulator()) {
countryList.add(getCountry(country));
}
switch(type ){
case "software":
Software s = new Software();
s.setId(c._1());
s.setCountry(countryList);
return s;
case "publication":
break;
case "dataset":
break;
case "otherresearchproduct":
break;
}
return null;
}).map(r ->new ObjectMapper().writeValueAsString(r))
.saveAsTextFile(outputPath+"/"+type);
}
private static void updateResult(JavaPairRDD<String, Result> results, JavaPairRDD<String, TypedRow> toupdateresult, String outputPath, String type) { private static void updateResult(JavaPairRDD<String, Result> results, JavaPairRDD<String, TypedRow> toupdateresult, String outputPath, String type) {
results.leftOuterJoin(toupdateresult) results.leftOuterJoin(toupdateresult)
.map(c -> { .map(c -> {
@ -178,11 +558,5 @@ public class SparkCountryPropagationJob {
} }
} }