2020-05-15 12:25:37 +02:00
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2020-05-22 17:17:41 +02:00
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package eu.dnetlib.dhp.broker.oa.matchers.simple;
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2020-05-15 12:25:37 +02:00
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import java.util.List;
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import java.util.Set;
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import java.util.stream.Collectors;
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2020-06-22 08:51:31 +02:00
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import eu.dnetlib.broker.objects.OaBrokerMainEntity;
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import eu.dnetlib.broker.objects.OaBrokerTypedValue;
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2020-05-15 12:25:37 +02:00
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import eu.dnetlib.dhp.broker.model.Topic;
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2020-05-22 17:17:41 +02:00
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import eu.dnetlib.dhp.broker.oa.matchers.UpdateMatcher;
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2020-05-15 12:25:37 +02:00
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2020-06-22 08:51:31 +02:00
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public class EnrichMissingSubject extends UpdateMatcher<OaBrokerTypedValue> {
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2020-05-15 12:25:37 +02:00
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public EnrichMissingSubject() {
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2020-06-26 11:20:45 +02:00
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super(20,
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2020-06-16 12:34:13 +02:00
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s -> Topic.fromPath("ENRICH/MISSING/SUBJECT/" + s.getType()),
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(p, s) -> p.getSubjects().add(s),
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s -> subjectAsString(s));
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2020-05-15 12:25:37 +02:00
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}
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@Override
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2020-06-22 08:51:31 +02:00
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protected List<OaBrokerTypedValue> findDifferences(final OaBrokerMainEntity source,
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final OaBrokerMainEntity target) {
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2020-06-16 12:34:13 +02:00
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final Set<String> existingSubject = target
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.getSubjects()
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2020-05-15 12:25:37 +02:00
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.stream()
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2020-06-16 12:34:13 +02:00
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.map(s -> subjectAsString(s))
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2020-05-15 12:25:37 +02:00
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.collect(Collectors.toSet());
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return source
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2020-06-16 12:34:13 +02:00
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.getSubjects()
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2020-05-15 12:25:37 +02:00
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.stream()
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2020-06-16 12:34:13 +02:00
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.filter(s -> !existingSubject.contains(subjectAsString(s)))
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2020-05-15 12:25:37 +02:00
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.collect(Collectors.toList());
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}
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2020-06-22 08:51:31 +02:00
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private static String subjectAsString(final OaBrokerTypedValue s) {
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2020-06-16 12:34:13 +02:00
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return s.getType() + "::" + s.getValue();
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}
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2020-05-15 12:25:37 +02:00
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}
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