andreas.czerniak
/
BrBETA_dnet-hadoop
forked from D-Net/dnet-hadoop
1
1
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

new parametrized implementation for country propagation

This commit is contained in:
Miriam Baglioni 2020-04-08 19:12:59 +02:00
parent 6dfdba9ef7
commit a2d309545b
6 changed files with 76 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
dhp-workflows/dhp-propagation/src/main/java/eu/dnetlib/dhp/countrypropagation/Country.java Normal file
View File

@ -0,0 +1,24 @@
package eu.dnetlib.dhp.countrypropagation;
import java.io.Serializable;
public class Country implements Serializable {
private String classid;
private String classname;
public String getClassid() {
return classid;
}
public void setClassid(String classid) {
this.classid = classid;
}
public String getClassname() {
return classname;
}
public void setClassname(String classname) {
this.classname = classname;
}
}

6
dhp-workflows/dhp-propagation/src/main/java/eu/dnetlib/dhp/countrypropagation/DatasourceCountry.java
View File

@ -4,7 +4,7 @@ import java.io.Serializable;
public class DatasourceCountry implements Serializable {
private String dataSourceId;
private String country;
private Country country;
public String getDataSourceId() {
return dataSourceId;
@ -14,11 +14,11 @@ public class DatasourceCountry implements Serializable {
this.dataSourceId = dataSourceId;
}
public String getCountry() {
public Country getCountry() {
return country;
}
public void setCountry(String country) {
public void setCountry(Country country) {
this.country = country;
}
}

8
dhp-workflows/dhp-propagation/src/main/java/eu/dnetlib/dhp/countrypropagation/PrepareDatasourceCountryAssociation.java
View File

@ -29,14 +29,14 @@ import org.slf4j.LoggerFactory;
* relation provides between Datasource and Organization is exploited to get the country for the datasource
*/
public class PrepareResultCountryAssociation {
private static final Logger log = LoggerFactory.getLogger(PrepareResultCountryAssociation.class);
public class PrepareDatasourceCountryAssociation {
private static final Logger log = LoggerFactory.getLogger(PrepareDatasourceCountryAssociation.class);
private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
public static void main(String[] args) throws Exception {
String jsonConfiguration = IOUtils.toString(PrepareResultCountryAssociation.class
String jsonConfiguration = IOUtils.toString(PrepareDatasourceCountryAssociation.class
.getResourceAsStream("/eu/dnetlib/dhp/countrypropagation/input_prepare_dc_assoc.json"));
final ArgumentApplicationParser parser = new ArgumentApplicationParser(
@ -97,7 +97,7 @@ public class PrepareResultCountryAssociation {
relation.createOrReplaceTempView("relation");
organization.createOrReplaceTempView("organization");
String query = "SELECT source ds, country.classid country " +
String query = "SELECT source ds, named_struct('classid', country.classid, 'classname', country.classname) country " +
"FROM ( SELECT id " +
" FROM datasource " +
" WHERE (datainfo.deletedbyinference = false " + whitelisted + ") " +

25
dhp-workflows/dhp-propagation/src/main/java/eu/dnetlib/dhp/countrypropagation/ResultCountrySet.java Normal file
View File

@ -0,0 +1,25 @@
package eu.dnetlib.dhp.countrypropagation;
import java.io.Serializable;
import java.util.Set;
public class ResultCountrySet implements Serializable {
private String resultId;
private Set<Country> countrySet;
public String getResultId() {
return resultId;
}
public void setResultId(String resultId) {
this.resultId = resultId;
}
public Set<Country> getCountrySet() {
return countrySet;
}
public void setCountrySet(Set<Country> countrySet) {
this.countrySet = countrySet;
}
}

7
dhp-workflows/dhp-propagation/src/main/java/eu/dnetlib/dhp/countrypropagation/SparkCountryPropagationJob.java
View File

@ -100,7 +100,7 @@ public class SparkCountryPropagationJob {
datasource.createOrReplaceTempView("datasource");
relation.createOrReplaceTempView("relation");
organization.createOrReplaceTempView("organization");
//todo add length(country.classid)>0
String query = "SELECT source ds, target org, country.classid country " +
"FROM ( SELECT id " +
"FROM datasource " +
@ -118,6 +118,7 @@ public class SparkCountryPropagationJob {
"WHERE datainfo.deletedbyinference = false ) o " +
"ON o.id = rel.target";
//todo broadcast
Dataset<Row> rels = spark.sql(query);
rels.createOrReplaceTempView("rels");
@ -268,11 +269,11 @@ public class SparkCountryPropagationJob {
});
}
private static JavaRDD<Row> propagateOnResult(SparkSession spark, String table) {
private static JavaRDD<Row> propagateOnResult(SparkSession spark, String result_type) {
String query;
query = "SELECT id, inst.collectedfrom.key cf , inst.hostedby.key hb " +
"FROM ( SELECT id, instance " +
"FROM " + table +
"FROM " + result_type +
" WHERE datainfo.deletedbyinference = false) ds " +
"LATERAL VIEW EXPLODE(instance) i AS inst";
Dataset<Row> cfhb = spark.sql(query);

30
dhp-workflows/dhp-propagation/src/main/java/eu/dnetlib/dhp/countrypropagation/SparkCountryPropagationJob2.java
View File

@ -5,7 +5,6 @@ import eu.dnetlib.dhp.application.ArgumentApplicationParser;
import eu.dnetlib.dhp.schema.oaf.*;
import org.apache.commons.io.IOUtils;
import org.apache.spark.SparkConf;
import org.apache.spark.api.java.JavaPairRDD;
import org.apache.spark.api.java.JavaRDD;
import org.apache.spark.api.java.JavaSparkContext;
import org.apache.spark.api.java.function.MapFunction;
@ -41,7 +40,7 @@ public class SparkCountryPropagationJob2 {
final String outputPath = "/tmp/provision/propagation/countrytoresultfrominstitutionalrepositories";
final String datasourcecountrypath = outputPath + "/prepared_datasource_country";
final String resultClassName = parser.get("resultClazz");
final String resultClassName = parser.get("resultTableName");
final String resultType = resultClassName.substring(resultClassName.lastIndexOf(".")+1);
@ -67,7 +66,8 @@ public class SparkCountryPropagationJob2 {
//broadcasting the result of the preparation step
Broadcast<Dataset<DatasourceCountry>> broadcast_datasourcecountryassoc = sc.broadcast(datasourcecountryassoc);
Dataset<Row> potentialUpdates = getPotentialResultToUpdate(spark, inputPath, resultClazz, broadcast_datasourcecountryassoc);
Dataset<ResultCountrySet> potentialUpdates = getPotentialResultToUpdate(spark, inputPath, resultClazz,
broadcast_datasourcecountryassoc).as(Encoders.bean(ResultCountrySet.class));
if(writeUpdates){
writeUpdates(potentialUpdates.toJavaRDD(), outputPath + "/update_" + resultType);
@ -80,7 +80,7 @@ public class SparkCountryPropagationJob2 {
}
private static <R extends Result> void updateResultTable(SparkSession spark, Dataset<Row> potentialUpdates,
private static <R extends Result> void updateResultTable(SparkSession spark, Dataset<ResultCountrySet> potentialUpdates,
String inputPath,
Class<R> resultClazz,
String outputPath) {
@ -91,23 +91,24 @@ public class SparkCountryPropagationJob2 {
.map(r -> new Tuple2<>(r.getId(), r),
Encoders.tuple(Encoders.STRING(), Encoders.bean(resultClazz)));
Dataset<Tuple2<String, List>> potential_update_pair = potentialUpdates.map(pu -> new Tuple2<>(pu.getString(0), pu.getList(1)),
Encoders.tuple(Encoders.STRING(), Encoders.bean(List.class)));
Dataset<Tuple2<String, ResultCountrySet>> potential_update_pair = potentialUpdates.map(pu -> new Tuple2<>(pu.getResultId(),
pu),
Encoders.tuple(Encoders.STRING(), Encoders.bean(ResultCountrySet.class)));
Dataset<R> new_table = result_pair
.joinWith(potential_update_pair, result_pair.col("_1").equalTo(potential_update_pair.col("_1")), "left")
.map((MapFunction<Tuple2<Tuple2<String, R>, Tuple2<String, List>>, R>) value -> {
.map((MapFunction<Tuple2<Tuple2<String, R>, Tuple2<String, ResultCountrySet>>, R>) value -> {
R r = value._1()._2();
Optional<List<Object>> potentialNewCountries = Optional.ofNullable(value._2()).map(Tuple2::_2);
if (potentialNewCountries != null) {
Optional<ResultCountrySet> potentialNewCountries = Optional.ofNullable(value._2()).map(Tuple2::_2);
if (potentialNewCountries.isPresent()) {
HashSet<String> countries = new HashSet<>();
for (Qualifier country : r.getCountry()) {
countries.add(country.getClassid());
}
for (Object country : potentialNewCountries.get()) {
if (!countries.contains(country)) {
r.getCountry().add(getCountry((String) country));
for (Country country : potentialNewCountries.get().getCountrySet()) {
if (!countries.contains(country.getClassid())) {
r.getCountry().add(getCountry(country.getClassid(),country.getClassname()));
}
}
}
@ -117,7 +118,7 @@ public class SparkCountryPropagationJob2 {
log.info("Saving graph table to path: {}", outputPath);
result
new_table
.toJSON()
.write()
.option("compression", "gzip")
@ -151,6 +152,7 @@ public class SparkCountryPropagationJob2 {
private static Dataset<Row> countryPropagationAssoc(SparkSession spark,
Broadcast<Dataset<DatasourceCountry>> broadcast_datasourcecountryassoc){
Dataset<DatasourceCountry> datasource_country = broadcast_datasourcecountryassoc.value();
datasource_country.createOrReplaceTempView("datasource_country");
@ -183,7 +185,7 @@ public class SparkCountryPropagationJob2 {
.as(Encoders.bean(DatasourceCountry.class));
}
private static void writeUpdates(JavaRDD<Row> potentialUpdates, String outputPath){
private static void writeUpdates(JavaRDD<ResultCountrySet> potentialUpdates, String outputPath){
potentialUpdates.map(u -> OBJECT_MAPPER.writeValueAsString(u))
.saveAsTextFile(outputPath);
}