[Clean Context] first naive implementation of a functionality to clean not wanted contextes from one result. This implementation simply verifies the main title of the results start with a given string
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package eu.dnetlib.dhp.oa.graph.clean;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import eu.dnetlib.dhp.application.ArgumentApplicationParser;
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import eu.dnetlib.dhp.common.HdfsSupport;
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import eu.dnetlib.dhp.common.vocabulary.VocabularyGroup;
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import eu.dnetlib.dhp.schema.common.ModelConstants;
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import eu.dnetlib.dhp.schema.oaf.Context;
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import eu.dnetlib.dhp.schema.oaf.Oaf;
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import eu.dnetlib.dhp.schema.oaf.OafEntity;
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import eu.dnetlib.dhp.schema.oaf.Result;
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import eu.dnetlib.dhp.utils.ISLookupClientFactory;
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import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpService;
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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.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.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.Serializable;
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import java.util.List;
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import java.util.Optional;
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import java.util.stream.Collectors;
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import static eu.dnetlib.dhp.common.SparkSessionSupport.runWithSparkSession;
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public class CleanContextSparkJob implements Serializable {
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private static final Logger log = LoggerFactory.getLogger(CleanContextSparkJob.class);
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private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
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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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CleanContextSparkJob.class
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.getResourceAsStream(
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"/eu/dnetlib/dhp/oa/graph/input_clean_context_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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String inputPath = parser.get("inputPath");
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log.info("inputPath: {}", inputPath);
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String workingPath = parser.get("workingPath");
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log.info("workingPath: {}", workingPath);
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String contextId = parser.get("contextId");
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log.info("contextId: {}", contextId);
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String verifyParam = parser.get("verifyParam");
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log.info("verifyParam: {}", verifyParam);
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String graphTableClassName = parser.get("graphTableClassName");
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log.info("graphTableClassName: {}", graphTableClassName);
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Class<? extends Result> entityClazz = (Class<? extends Result>) Class.forName(graphTableClassName);
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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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cleanContext(spark, contextId, verifyParam, inputPath, entityClazz, workingPath);
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});
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}
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private static <T extends Result> void cleanContext(SparkSession spark, String contextId, String verifyParam, String inputPath, Class<T> entityClazz, String workingPath) {
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Dataset<T> res = spark
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.read()
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.textFile(inputPath)
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.map(
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(MapFunction<String, T>) value -> OBJECT_MAPPER.readValue(value, entityClazz),
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Encoders.bean(entityClazz));
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res.map((MapFunction<T, T>) r -> {
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if(!r.getTitle()
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.stream()
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.filter(t -> t.getQualifier().getClassid()
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.equalsIgnoreCase(ModelConstants.MAIN_TITLE_QUALIFIER.getClassid()))
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.anyMatch(t -> t.getValue().toLowerCase().startsWith(verifyParam.toLowerCase()))){
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return r;
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}
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r.setContext(r.getContext().stream().filter(c -> !c.getId().split("::")[0]
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.equalsIgnoreCase(contextId)).collect(Collectors.toList()));
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return r;
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} ,Encoders.bean(entityClazz))
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.write()
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.mode(SaveMode.Overwrite)
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.option("compression","gzip")
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.json(workingPath);
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spark.read().textFile(workingPath).map((MapFunction<String, T>) value -> OBJECT_MAPPER.readValue(value, entityClazz),
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Encoders.bean(entityClazz))
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.write()
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.mode(SaveMode.Overwrite)
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.option("compression","gzip")
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.json(inputPath);
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}
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}
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[
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{
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"paramName": "issm",
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"paramLongName": "isSparkSessionManaged",
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"paramDescription": "when true will stop SparkSession after job execution",
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"paramRequired": false
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},
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{
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"paramName": "in",
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"paramLongName": "inputPath",
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"paramDescription": "the path to the graph data dump to read",
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"paramRequired": true
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},
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{
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"paramName": "wp",
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"paramLongName": "workingPath",
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"paramDescription": "the path to store the output graph",
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"paramRequired": true
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},
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{
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"paramName": "ci",
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"paramLongName": "contextId",
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"paramDescription": "url to the ISLookup Service",
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"paramRequired": true
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},
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{
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"paramName": "class",
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"paramLongName": "graphTableClassName",
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"paramDescription": "class name moelling the graph table",
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"paramRequired": true
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},{
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"paramName": "vf",
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"paramLongName": "verifyParam",
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"paramDescription": "url to the ISLookup Service",
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"paramRequired": true
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}
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]
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@ -0,0 +1,159 @@
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package eu.dnetlib.dhp.oa.graph.clean;
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import com.fasterxml.jackson.core.JsonProcessingException;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import eu.dnetlib.dhp.oa.graph.dump.Constants;
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import eu.dnetlib.dhp.oa.graph.dump.DumpJobTest;
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import eu.dnetlib.dhp.oa.graph.dump.DumpProducts;
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import eu.dnetlib.dhp.oa.graph.dump.community.CommunityMap;
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import eu.dnetlib.dhp.schema.common.ModelConstants;
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import eu.dnetlib.dhp.schema.dump.oaf.Instance;
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import eu.dnetlib.dhp.schema.dump.oaf.OpenAccessRoute;
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import eu.dnetlib.dhp.schema.dump.oaf.graph.GraphResult;
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import eu.dnetlib.dhp.schema.oaf.Publication;
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import eu.dnetlib.dhp.schema.oaf.Software;
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import eu.dnetlib.dhp.schema.oaf.StructuredProperty;
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import org.apache.commons.io.FileUtils;
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import org.apache.spark.SparkConf;
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import org.apache.spark.api.java.JavaRDD;
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import org.apache.spark.api.java.JavaSparkContext;
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import org.apache.spark.api.java.function.MapFunction;
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import org.apache.spark.sql.Encoders;
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import org.apache.spark.sql.SparkSession;
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import org.junit.jupiter.api.AfterAll;
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import org.junit.jupiter.api.Assertions;
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import org.junit.jupiter.api.BeforeAll;
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import org.junit.jupiter.api.Test;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.List;
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import java.util.Locale;
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public class CleanContextTest {
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private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
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private static SparkSession spark;
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private static Path workingDir;
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private static final Logger log = LoggerFactory.getLogger(CleanContextTest.class);
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@BeforeAll
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public static void beforeAll() throws IOException {
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workingDir = Files.createTempDirectory(DumpJobTest.class.getSimpleName());
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log.info("using work dir {}", workingDir);
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SparkConf conf = new SparkConf();
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conf.setAppName(DumpJobTest.class.getSimpleName());
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conf.setMaster("local[*]");
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conf.set("spark.driver.host", "localhost");
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conf.set("hive.metastore.local", "true");
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conf.set("spark.ui.enabled", "false");
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conf.set("spark.sql.warehouse.dir", workingDir.toString());
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conf.set("hive.metastore.warehouse.dir", workingDir.resolve("warehouse").toString());
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spark = SparkSession
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.builder()
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.appName(DumpJobTest.class.getSimpleName())
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.config(conf)
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.getOrCreate();
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}
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@AfterAll
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public static void afterAll() throws IOException {
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FileUtils.deleteDirectory(workingDir.toFile());
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spark.stop();
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}
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@Test
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public void testResultClean() throws Exception {
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final String sourcePath = getClass()
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.getResource("/eu/dnetlib/dhp/oa/graph/clean/publication_clean_context.json")
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.getPath();
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final String prefix = "gcube ";
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spark.read().textFile(sourcePath).map((MapFunction<String, Publication>) r -> OBJECT_MAPPER.readValue(r, Publication.class), Encoders.bean(Publication.class))
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.write().json(workingDir.toString() + "/publication");
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CleanContextSparkJob.main(new String[] {
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"--isSparkSessionManaged", Boolean.FALSE.toString(),
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"--inputPath", workingDir.toString() + "/publication",
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"-graphTableClassName", Publication.class.getCanonicalName(),
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"-workingPath", workingDir.toString() + "/working",
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"-contextId","sobigdata",
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"-verifyParam","gCube "
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});
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final JavaSparkContext sc = JavaSparkContext.fromSparkContext(spark.sparkContext());
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JavaRDD<Publication> tmp = sc
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.textFile(workingDir.toString() + "/publication")
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.map(item -> OBJECT_MAPPER.readValue(item, Publication.class));
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Assertions.assertEquals(7, tmp.count());
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//original result with sobigdata context and gcube as starting string in the main title for the publication
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Assertions.assertEquals(0,
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tmp.filter(p->p.getId().equals("50|DansKnawCris::0224aae28af558f21768dbc6439c7a95")).collect().get(0).getContext().size());
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//original result with sobigdata context without gcube as starting string in the main title for the publication
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Assertions.assertEquals(1,
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tmp.filter(p->p.getId().equals("50|DansKnawCris::20c414a3b1c742d5dd3851f1b67df2d9")).collect().get(0).getContext().size());
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Assertions.assertEquals("sobigdata::projects::2",tmp.filter(p->p.getId().equals("50|DansKnawCris::20c414a3b1c742d5dd3851f1b67df2d9")).collect().get(0).getContext().get(0).getId() );
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//original result with sobigdata context with gcube as starting string in the subtitle
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Assertions.assertEquals(1,
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tmp.filter(p->p.getId().equals("50|DansKnawCris::3c81248c335f0aa07e06817ece6fa6af")).collect().get(0).getContext().size());
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Assertions.assertEquals("sobigdata::projects::2",tmp.filter(p->p.getId().equals("50|DansKnawCris::3c81248c335f0aa07e06817ece6fa6af")).collect().get(0).getContext().get(0).getId() );
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List<StructuredProperty> titles = tmp.filter(p -> p.getId().equals("50|DansKnawCris::3c81248c335f0aa07e06817ece6fa6af")).collect().get(0).getTitle();
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Assertions.assertEquals(1, titles.size());
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Assertions.assertTrue(titles.get(0).getValue().toLowerCase().startsWith(prefix) );
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Assertions.assertEquals("subtitle", titles.get(0).getQualifier().getClassid());
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//original result with sobigdata context with gcube not as starting string in the main title
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Assertions.assertEquals(1,
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tmp.filter(p->p.getId().equals("50|DansKnawCris::3c9f068ddc930360bec6925488a9a97f")).collect().get(0).getContext().size());
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Assertions.assertEquals("sobigdata::projects::1",tmp.filter(p->p.getId().equals("50|DansKnawCris::3c9f068ddc930360bec6925488a9a97f")).collect().get(0).getContext().get(0).getId() );
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titles = tmp.filter(p -> p.getId().equals("50|DansKnawCris::3c9f068ddc930360bec6925488a9a97f")).collect().get(0).getTitle();
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Assertions.assertEquals(1, titles.size());
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Assertions.assertFalse(titles.get(0).getValue().toLowerCase().startsWith(prefix) );
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Assertions.assertTrue(titles.get(0).getValue().toLowerCase().contains(prefix.trim()) );
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Assertions.assertEquals("main title", titles.get(0).getQualifier().getClassid());
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//original result with sobigdata in context and also other contexts with gcube as starting string for the main title
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Assertions.assertEquals(1,
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tmp.filter(p->p.getId().equals("50|DansKnawCris::4669a378a73661417182c208e6fdab53")).collect().get(0).getContext().size());
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Assertions.assertEquals("dh-ch",tmp.filter(p->p.getId().equals("50|DansKnawCris::4669a378a73661417182c208e6fdab53")).collect().get(0).getContext().get(0).getId() );
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titles = tmp.filter(p -> p.getId().equals("50|DansKnawCris::4669a378a73661417182c208e6fdab53")).collect().get(0).getTitle();
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Assertions.assertEquals(1, titles.size());
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Assertions.assertTrue(titles.get(0).getValue().toLowerCase().startsWith(prefix) );
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Assertions.assertEquals("main title", titles.get(0).getQualifier().getClassid());
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//original result with multiple main title one of which whith gcube as starting string and with 2 contextes
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Assertions.assertEquals(1,
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tmp.filter(p->p.getId().equals("50|DansKnawCris::4a9152e80f860eab99072e921d74a0ff")).collect().get(0).getContext().size());
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Assertions.assertEquals("dh-ch",tmp.filter(p->p.getId().equals("50|DansKnawCris::4a9152e80f860eab99072e921d74a0ff")).collect().get(0).getContext().get(0).getId() );
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titles = tmp.filter(p -> p.getId().equals("50|DansKnawCris::4a9152e80f860eab99072e921d74a0ff")).collect().get(0).getTitle();
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Assertions.assertEquals(2, titles.size());
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Assertions.assertTrue(titles.stream().anyMatch(t -> t.getQualifier().getClassid().equals("main title") && t.getValue().toLowerCase().startsWith(prefix)) );
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//original result without sobigdata in context with gcube as starting string for the main title
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Assertions.assertEquals(1,
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tmp.filter(p->p.getId().equals("50|dedup_wf_001::01e6a28565ca01376b7548e530c6f6e8")).collect().get(0).getContext().size());
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Assertions.assertEquals("dh-ch",tmp.filter(p->p.getId().equals("50|dedup_wf_001::01e6a28565ca01376b7548e530c6f6e8")).collect().get(0).getContext().get(0).getId() );
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titles = tmp.filter(p -> p.getId().equals("50|dedup_wf_001::01e6a28565ca01376b7548e530c6f6e8")).collect().get(0).getTitle();
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Assertions.assertEquals(2, titles.size());
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Assertions.assertTrue(titles.stream().anyMatch(t -> t.getQualifier().getClassid().equals("main title") && t.getValue().toLowerCase().startsWith(prefix)));
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}
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}
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