124 lines
3.2 KiB
Java
124 lines
3.2 KiB
Java
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package eu.dnetlib.dhp.oa.dedup.graph;
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import java.io.IOException;
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import java.io.Serializable;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Objects;
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import java.util.Set;
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import java.util.stream.Collectors;
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import com.fasterxml.jackson.databind.DeserializationFeature;
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import com.google.common.collect.Lists;
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import eu.dnetlib.dhp.oa.dedup.IdGenerator;
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import eu.dnetlib.dhp.oa.dedup.model.Identifier;
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import eu.dnetlib.dhp.schema.common.EntityType;
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import eu.dnetlib.dhp.schema.common.ModelSupport;
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import eu.dnetlib.dhp.schema.oaf.OafEntity;
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import eu.dnetlib.pace.config.DedupConfig;
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import eu.dnetlib.pace.util.MapDocumentUtil;
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import org.apache.commons.lang.StringUtils;
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import org.apache.spark.api.java.function.MapFunction;
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import org.codehaus.jackson.annotate.JsonIgnore;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import eu.dnetlib.dhp.oa.dedup.DedupUtility;
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import eu.dnetlib.dhp.utils.DHPUtils;
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import eu.dnetlib.pace.util.PaceException;
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public class ConnectedComponent implements Serializable {
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private String ccId;
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private Set<String> entities;
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protected static final ObjectMapper OBJECT_MAPPER = new ObjectMapper()
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.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
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public <T extends OafEntity> ConnectedComponent(Set<String> entities, String subEntity, final int cut) {
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this.entities = entities;
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final Class<T> clazz = ModelSupport.entityTypes.get(EntityType.valueOf(subEntity));
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List<Identifier<T>> identifiers = Lists.newArrayList();
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entities.forEach(e -> {
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try {
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T entity = OBJECT_MAPPER.readValue(e, clazz);
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identifiers.add(Identifier.newInstance(entity));
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} catch (IOException e1) {
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}
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});
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this.ccId = IdGenerator.generate(
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identifiers,
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createDefaultID()
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);
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if (cut > 0 && entities.size() > cut) {
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this.entities = entities
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.stream()
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.filter(e -> !ccId.equalsIgnoreCase(MapDocumentUtil.getJPathString("$.id", e)))
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.limit(cut - 1)
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.collect(Collectors.toSet());
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}
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}
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public String createDefaultID() {
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if (entities.size() > 1) {
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final String s = getMin();
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String prefix = s.split("\\|")[0];
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ccId = prefix + "|dedup_wf_001::" + DHPUtils.md5(s);
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return ccId;
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} else {
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return MapDocumentUtil.getJPathString("$.id", entities.iterator().next());
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}
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}
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@JsonIgnore
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public String getMin() {
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final StringBuilder min = new StringBuilder();
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entities
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.forEach(
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e -> {
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if (StringUtils.isBlank(min.toString())) {
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min.append(MapDocumentUtil.getJPathString("$.id", e));
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} else {
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if (min.toString().compareTo(MapDocumentUtil.getJPathString("$.id", e)) > 0) {
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min.setLength(0);
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min.append(MapDocumentUtil.getJPathString("$.id", e));
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}
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}
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});
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return min.toString();
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}
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@Override
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public String toString() {
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ObjectMapper mapper = new ObjectMapper();
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try {
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return mapper.writeValueAsString(this);
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} catch (IOException e) {
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throw new PaceException("Failed to create Json: ", e);
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}
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}
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public Set<String> getEntities() {
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return entities;
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}
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public void setEntities(Set<String> docIds) {
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this.entities = entities;
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}
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public String getCcId() {
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return ccId;
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}
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public void setCcId(String ccId) {
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this.ccId = ccId;
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}
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}
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