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dnet-hadoop
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Merge branch 'dhp_oaf_model' of https://code-repo.d4science.org/D-Net/dnet-hadoop into dhp_oaf_model

This commit is contained in:
Claudio Atzori 2020-06-16 15:43:05 +02:00
parent c8d5d80210 dfa4997a4f
commit b1dcb09c90
6 changed files with 131 additions and 137 deletions
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55
dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/project/PrepareProjects.java
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@ -75,17 +75,27 @@ public class PrepareProjects {
HdfsSupport.remove(path, spark.sparkContext().hadoopConfiguration());
}
private static void exec(SparkSession spark, String progjectPath, String dbProjectPath, String outputPath) {
Dataset<CSVProject> project = readPath(spark, progjectPath, CSVProject.class);
private static void exec(SparkSession spark, String projectPath, String dbProjectPath, String outputPath) {
Dataset<CSVProject> project = readPath(spark, projectPath, CSVProject.class);
Dataset<ProjectSubset> dbProjects = readPath(spark, dbProjectPath, ProjectSubset.class);
dbProjects.joinWith(project, dbProjects.col("code").equalTo(project.col("id")), "left")
.flatMap((FlatMapFunction<Tuple2<ProjectSubset, CSVProject>, CSVProject>) value -> {
Optional<CSVProject> csvProject = Optional.ofNullable(value._2());
if(! csvProject.isPresent()){
return null;
dbProjects
.joinWith(project, dbProjects.col("code").equalTo(project.col("id")), "left")
.flatMap(getTuple2CSVProjectFlatMapFunction(), Encoders.bean(CSVProject.class))
.filter(Objects::nonNull)
.write()
.mode(SaveMode.Overwrite)
.option("compression", "gzip")
.json(outputPath);
}
private static FlatMapFunction<Tuple2<ProjectSubset, CSVProject>, CSVProject> getTuple2CSVProjectFlatMapFunction() {
return (FlatMapFunction<Tuple2<ProjectSubset, CSVProject>, CSVProject>) value -> {
Optional<CSVProject> csvProject = Optional.ofNullable(value._2());
List<CSVProject> csvProjectList = new ArrayList<>();
if (csvProject.isPresent()) {
String[] programme = csvProject.get().getProgramme().split(";");
Arrays
.stream(programme)
@ -95,36 +105,9 @@ public class PrepareProjects {
proj.setId(csvProject.get().getId());
csvProjectList.add(proj);
});
}
return csvProjectList.iterator();
}, Encoders.bean(CSVProject.class))
.write()
.mode(SaveMode.Overwrite)
.option("compression", "gzip")
.json(outputPath);
//
// .map(value -> {
// Optional<CSVProject> csvProject = Optional.ofNullable(value._2());
// }, Encoders.bean(CSVProject.class))
// .filter(Objects::nonNull)
// .toJavaRDD()
// .flatMap(p -> {
// List<CSVProject> csvProjectList = new ArrayList<>();
// String[] programme = p.getProgramme().split(";");
// Arrays
// .stream(programme)
// .forEach(value -> {
// CSVProject csvProject = new CSVProject();
// csvProject.setProgramme(value);
// csvProject.setId(p.getId());
// csvProjectList.add(csvProject);
// });
//
// return csvProjectList.iterator();
// })
// .map(p -> OBJECT_MAPPER.writeValueAsString(p))
// .saveAsTextFile(outputPath);
};
}
public static <R> Dataset<R> readPath(

30
dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/actionmanager/project/ReadProjectsFromDB.java
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@ -1,15 +1,5 @@
package eu.dnetlib.dhp.actionmanager.project;
import com.fasterxml.jackson.databind.ObjectMapper;
import eu.dnetlib.dhp.application.ArgumentApplicationParser;
import eu.dnetlib.dhp.common.DbClient;
import org.apache.commons.io.IOUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
package eu.dnetlib.dhp.actionmanager.project;
import java.io.BufferedWriter;
import java.io.Closeable;
@ -22,6 +12,19 @@ import java.util.List;
import java.util.function.Consumer;
import java.util.function.Function;
import org.apache.commons.io.IOUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import com.fasterxml.jackson.databind.ObjectMapper;
import eu.dnetlib.dhp.application.ArgumentApplicationParser;
import eu.dnetlib.dhp.common.DbClient;
public class ReadProjectsFromDB implements Closeable {
private final DbClient dbClient;
@ -52,11 +55,12 @@ public class ReadProjectsFromDB implements Closeable {
try (final ReadProjectsFromDB rbl = new ReadProjectsFromDB(hdfsPath, hdfsNameNode, dbUrl, dbUser,
dbPassword)) {
log.info("Processing blacklist...");
log.info("Processing projects...");
rbl.execute(query, rbl::processProjectsEntry);
}
}
public void execute(final String sql, final Function<ResultSet, List<ProjectSubset>> producer) throws Exception {
final Consumer<ResultSet> consumer = rs -> producer.apply(rs).forEach(r -> writeProject(r));
@ -100,7 +104,6 @@ public class ReadProjectsFromDB implements Closeable {
}
fsDataOutputStream = fileSystem.create(hdfsWritePath);
this.writer = new BufferedWriter(new OutputStreamWriter(fsDataOutputStream, StandardCharsets.UTF_8));
}
@ -110,4 +113,3 @@ public class ReadProjectsFromDB implements Closeable {
writer.close();
}
}

3
dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/actionmanager/project/oozie_app/workflow.xml
View File

@ -96,7 +96,7 @@
<spark xmlns="uri:oozie:spark-action:0.2">
<master>yarn</master>
<mode>cluster</mode>
<name>PrepareProgramme</name>
<name>PrepareProjects</name>
<class>eu.dnetlib.dhp.actionmanager.project.PrepareProjects</class>
<jar>dhp-aggregation-${projectVersion}.jar</jar>
<spark-opts>
@ -111,6 +111,7 @@
</spark-opts>
<arg>--projectPath</arg><arg>${workingDir}/projects</arg>
<arg>--outputPath</arg><arg>${workingDir}/preparedProjects</arg>
<arg>--dbProjectPath</arg><arg>${workingDir}/dbProjects</arg>
</spark>
<ok to="create_updates"/>
<error to="Kill"/>

9
dhp-workflows/dhp-aggregation/src/test/java/eu/dnetlib/dhp/actionmanager/project/PrepareProjectTest.java
View File

@ -67,7 +67,7 @@ public class PrepareProjectTest {
}
@Test
public void numberDistinctProgrammeTest() throws Exception {
public void numberDistinctProjectTest() throws Exception {
PrepareProjects
.main(
new String[] {
@ -76,7 +76,10 @@ public class PrepareProjectTest {
"-projectPath",
getClass().getResource("/eu/dnetlib/dhp/actionmanager/project/projects_subset.json").getPath(),
"-outputPath",
workingDir.toString() + "/preparedProjects"
workingDir.toString() + "/preparedProjects",
"-dbProjectPath",
getClass().getResource("/eu/dnetlib/dhp/actionmanager/project/dbProject").getPath(),
});
final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());
@ -85,7 +88,7 @@ public class PrepareProjectTest {
.textFile(workingDir.toString() + "/preparedProjects")
.map(item -> OBJECT_MAPPER.readValue(item, CSVProject.class));
Assertions.assertEquals(20, tmp.count());
Assertions.assertEquals(8, tmp.count());
Dataset<CSVProject> verificationDataset = spark.createDataset(tmp.rdd(), Encoders.bean(CSVProject.class));

9
dhp-workflows/dhp-aggregation/src/test/java/eu/dnetlib/dhp/actionmanager/project/SparkUpdateProjectTest.java
View File

@ -5,7 +5,6 @@ import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import eu.dnetlib.dhp.schema.action.AtomicAction;
import org.apache.commons.io.FileUtils;
import org.apache.hadoop.io.Text;
import org.apache.spark.SparkConf;
@ -21,6 +20,7 @@ import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.databind.ObjectMapper;
import eu.dnetlib.dhp.schema.action.AtomicAction;
import eu.dnetlib.dhp.schema.oaf.Project;
public class SparkUpdateProjectTest {
@ -86,13 +86,10 @@ public class SparkUpdateProjectTest {
JavaRDD<Project> tmp = sc
.sequenceFile(workingDir.toString() + "/actionSet", Text.class, Text.class)
.map(value -> OBJECT_MAPPER.readValue(value._2().toString(), AtomicAction.class))
.map(aa -> ((Project)aa.getPayload()))
;
.map(aa -> ((Project) aa.getPayload()));
Assertions.assertEquals(14, tmp.count());
// Dataset<CSVProgramme> verificationDataset = spark.createDataset(tmp.rdd(), Encoders.bean(CSVProgramme.class));
//
// Assertions.assertEquals(0, verificationDataset.filter("shortTitle =''").count());
}
}

8
dhp-workflows/dhp-aggregation/src/test/resources/eu/dnetlib/dhp/actionmanager/project/dbProject Normal file
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@ -0,0 +1,8 @@
{"code":"894593"}
{"code":"897004"}
{"code":"896300"}
{"code":"892890"}
{"code":"886828"}
{"code":"8867767"}
{"code":"101003374"}
{"code":"886776"}