[DUMP DELTA PROJECTS] refactoring
parent
1d1fe3b151
commit
71744a1f52
@ -1,80 +1,79 @@
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package eu.dnetlib.dhp.oa.graph.dump.projectssubset;
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import static eu.dnetlib.dhp.common.SparkSessionSupport.runWithSparkSession;
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import java.io.Serializable;
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import java.util.List;
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import java.util.Objects;
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import java.util.Optional;
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import java.util.stream.Collectors;
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import org.apache.commons.io.IOUtils;
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import org.apache.spark.SparkConf;
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import org.apache.spark.api.java.function.FilterFunction;
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import org.apache.spark.api.java.function.MapFunction;
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import org.apache.spark.sql.Dataset;
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import org.apache.spark.sql.Encoders;
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import org.apache.spark.sql.SaveMode;
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import org.apache.spark.sql.SparkSession;
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import org.jetbrains.annotations.NotNull;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import eu.dnetlib.dhp.application.ArgumentApplicationParser;
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import eu.dnetlib.dhp.oa.graph.dump.Utils;
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import eu.dnetlib.dhp.schema.dump.oaf.community.Funder;
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import eu.dnetlib.dhp.schema.dump.oaf.graph.Project;
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import scala.Tuple2;
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public class ProjectsSubsetSparkJob implements Serializable {
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private static final Logger log = LoggerFactory.getLogger(ProjectsSubsetSparkJob.class);
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public static void main(String[] args) throws Exception {
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String jsonConfiguration = IOUtils
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.toString(
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ProjectsSubsetSparkJob.class
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.getResourceAsStream(
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"/eu/dnetlib/dhp/oa/graph/dump/project_subset_parameters.json"));
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final ArgumentApplicationParser parser = new ArgumentApplicationParser(jsonConfiguration);
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parser.parseArgument(args);
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Boolean isSparkSessionManaged = Optional
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.ofNullable(parser.get("isSparkSessionManaged"))
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.map(Boolean::valueOf)
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.orElse(Boolean.TRUE);
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log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
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final String inputPath = parser.get("sourcePath");
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log.info("inputPath: {}", inputPath);
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final String outputPath = parser.get("outputPath");
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log.info("outputPath: {}", outputPath);
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final String projectListPath = parser.get("projectListPath");
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log.info("projectListPath: {}", projectListPath);
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SparkConf conf = new SparkConf();
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runWithSparkSession(
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conf,
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isSparkSessionManaged,
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spark -> {
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Utils.removeOutputDir(spark, outputPath);
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getNewProjectList(spark, inputPath, outputPath, projectListPath);
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});
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}
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private static void getNewProjectList(SparkSession spark, String inputPath, String outputPath,
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String projectListPath) {
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Dataset<String> projectList = spark.read().textFile(projectListPath);
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// projectList.show(false);
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Dataset<Project> projects;
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projects = Utils.readPath(spark, inputPath, Project.class);
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projects
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.joinWith(projectList, projects.col("id").equalTo(projectList.col("value")), "left")
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.map((MapFunction<Tuple2<Project, String>, Project>) t2 -> {
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if (Optional.ofNullable(t2._2()).isPresent())
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return null;
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return t2._1();
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}, Encoders.bean(Project.class))
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.filter(Objects::nonNull)
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.write()
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.mode(SaveMode.Overwrite)
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.option("compression", "gzip")
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.json(outputPath);
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Utils
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.readPath(spark, outputPath, Project.class)
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.map((MapFunction<Project, String>) p -> p.getId(), Encoders.STRING())
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.write()
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.mode(SaveMode.Append)
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.option("compression", "gzip")
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.text(projectListPath);
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}
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}
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private static final Logger log = LoggerFactory.getLogger(ProjectsSubsetSparkJob.class);
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public static void main(String[] args) throws Exception {
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String jsonConfiguration = IOUtils
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.toString(
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ProjectsSubsetSparkJob.class
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.getResourceAsStream(
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"/eu/dnetlib/dhp/oa/graph/dump/project_subset_parameters.json"));
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final ArgumentApplicationParser parser = new ArgumentApplicationParser(jsonConfiguration);
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parser.parseArgument(args);
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Boolean isSparkSessionManaged = Optional
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.ofNullable(parser.get("isSparkSessionManaged"))
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.map(Boolean::valueOf)
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.orElse(Boolean.TRUE);
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log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
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final String inputPath = parser.get("sourcePath");
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log.info("inputPath: {}", inputPath);
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final String outputPath = parser.get("outputPath");
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log.info("outputPath: {}", outputPath);
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final String projectListPath = parser.get("projectListPath");
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log.info("projectListPath: {}", projectListPath);
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SparkConf conf = new SparkConf();
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runWithSparkSession(
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conf,
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isSparkSessionManaged,
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spark -> {
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Utils.removeOutputDir(spark, outputPath);
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getNewProjectList(spark, inputPath, outputPath, projectListPath);
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});
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}
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private static void getNewProjectList(SparkSession spark, String inputPath, String outputPath,
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String projectListPath) {
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Dataset<String> projectList = spark.read().textFile(projectListPath);
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Dataset<Project> projects;
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projects = Utils.readPath(spark, inputPath, Project.class);
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projects
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.joinWith(projectList, projects.col("id").equalTo(projectList.col("value")), "left")
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.map((MapFunction<Tuple2<Project, String>, Project>) t2 -> {
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if (Optional.ofNullable(t2._2()).isPresent())
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return null;
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return t2._1();
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}, Encoders.bean(Project.class))
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.filter(Objects::nonNull)
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.write()
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.mode(SaveMode.Overwrite)
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.option("compression", "gzip")
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.json(outputPath);
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Utils
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.readPath(spark, outputPath, Project.class)
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.map((MapFunction<Project, String>) p -> p.getId(), Encoders.STRING())
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.write()
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.mode(SaveMode.Append)
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.option("compression", "gzip")
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.text(projectListPath);
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}
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}
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