BrBETA_dnet-hadoop/dhp-workflows/dhp-graph-mapper/src/main/java/eu/dnetlib/dhp/oa/graph/dump/SparkDumpCommunityProducts....

147 lines
4.7 KiB
Java

package eu.dnetlib.dhp.oa.graph.dump;
import static eu.dnetlib.dhp.common.SparkSessionSupport.runWithSparkSession;
import java.io.Serializable;
import java.util.*;
import java.util.stream.Collectors;
import javax.management.Query;
import org.apache.commons.io.IOUtils;
import org.apache.spark.SparkConf;
import org.apache.spark.sql.Dataset;
import org.apache.spark.sql.Encoders;
import org.apache.spark.sql.SaveMode;
import org.apache.spark.sql.SparkSession;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.gson.Gson;
import eu.dnetlib.dhp.application.ArgumentApplicationParser;
import eu.dnetlib.dhp.schema.oaf.Context;
import eu.dnetlib.dhp.schema.oaf.Result;
import eu.dnetlib.dhp.utils.ISLookupClientFactory;
import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpException;
import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpService;
public class SparkDumpCommunityProducts implements Serializable {
private static final Logger log = LoggerFactory.getLogger(SparkDumpCommunityProducts.class);
private static QueryInformationSystem queryInformationSystem;
public static void main(String[] args) throws Exception {
String jsonConfiguration = IOUtils
.toString(
SparkDumpCommunityProducts.class
.getResourceAsStream(
"/eu/dnetlib/dhp/oa/graph/dump/input_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 String resultClassName = parser.get("resultTableName");
log.info("resultTableName: {}", resultClassName);
final String dumpClassName = parser.get("dumpTableName");
log.info("dumpClassName: {}", dumpClassName);
final String isLookUpUrl = parser.get("isLookUpUrl");
log.info("isLookUpUrl: {}", isLookUpUrl);
// final String resultType = parser.get("resultType");
// log.info("resultType: {}", resultType);
final Optional<String> cm = Optional.ofNullable(parser.get("communityMap"));
Class<? extends Result> inputClazz = (Class<? extends Result>) Class.forName(resultClassName);
Class<? extends eu.dnetlib.dhp.schema.dump.oaf.Result> dumpClazz = (Class<? extends eu.dnetlib.dhp.schema.dump.oaf.Result>) Class
.forName(dumpClassName);
SparkConf conf = new SparkConf();
CommunityMap communityMap;
if (!isLookUpUrl.equals("BASEURL:8280/is/services/isLookUp")) {
queryInformationSystem = new QueryInformationSystem();
queryInformationSystem.setIsLookUp(getIsLookUpService(isLookUpUrl));
communityMap = queryInformationSystem.getCommunityMap();
} else {
communityMap = new Gson().fromJson(cm.get(), CommunityMap.class);
}
runWithSparkSession(
conf,
isSparkSessionManaged,
spark -> {
Utils.removeOutputDir(spark, outputPath);
execDump(spark, inputPath, outputPath, communityMap, inputClazz, dumpClazz);
});
}
public static ISLookUpService getIsLookUpService(String isLookUpUrl) {
return ISLookupClientFactory.getLookUpService(isLookUpUrl);
}
public static <I extends Result, O extends eu.dnetlib.dhp.schema.dump.oaf.Result> void execDump(SparkSession spark,
String inputPath,
String outputPath,
CommunityMap communityMap,
Class<I> inputClazz,
Class<O> dumpClazz) {
// Set<String> communities = communityMap.keySet();
Dataset<I> tmp = Utils.readPath(spark, inputPath, inputClazz);
tmp
.map(value -> execMap(value, communityMap), Encoders.bean(dumpClazz))
.filter(Objects::nonNull)
.write()
.mode(SaveMode.Overwrite)
.option("compression", "gzip")
.json(outputPath);
}
private static <O extends eu.dnetlib.dhp.schema.dump.oaf.Result, I extends Result> O execMap(I value,
CommunityMap communityMap) {
{
Set<String> communities = communityMap.keySet();
Optional<List<Context>> inputContext = Optional.ofNullable(value.getContext());
if (!inputContext.isPresent()) {
return null;
}
List<String> toDumpFor = inputContext.get().stream().map(c -> {
if (communities.contains(c.getId())) {
return c.getId();
}
if (c.getId().contains("::") && communities.contains(c.getId().substring(0, c.getId().indexOf("::")))) {
return c.getId().substring(0, 3);
}
return null;
}).filter(Objects::nonNull).collect(Collectors.toList());
if (toDumpFor.size() == 0) {
return null;
}
return Mapper.map(value, communityMap);
}
}
}