forked from D-Net/dnet-hadoop
93 lines
1.9 KiB
Java
93 lines
1.9 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.Set;
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import java.util.stream.Collectors;
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import org.apache.commons.lang.StringUtils;
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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 Set<String> docIds;
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private String ccId;
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public ConnectedComponent(Set<String> docIds, final int cut) {
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this.docIds = docIds;
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createID();
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if (cut > 0 && docIds.size() > cut) {
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this.docIds = docIds
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.stream()
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.filter(s -> !ccId.equalsIgnoreCase(s))
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.limit(cut - 1)
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.collect(Collectors.toSet());
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this.docIds.add(ccId);
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}
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}
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public String createID() {
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if (docIds.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 docIds.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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docIds
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.forEach(
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i -> {
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if (StringUtils.isBlank(min.toString())) {
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min.append(i);
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} else {
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if (min.toString().compareTo(i) > 0) {
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min.setLength(0);
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min.append(i);
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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> getDocIds() {
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return docIds;
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}
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public void setDocIds(Set<String> docIds) {
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this.docIds = docIds;
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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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