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package eu.dnetlib.data.mapreduce.hbase.propagation.orcidthroughproducts;
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import com.googlecode.protobuf.format.JsonFormat;
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import eu.dnetlib.data.mapreduce.hbase.propagation.*;
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import eu.dnetlib.data.proto.*;
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import org.apache.hadoop.io.Text;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Iterator;
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import java.util.List;
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import java.util.stream.Collectors;
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public class ResultOrcidIterator extends ResultIterator {
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private Iterator<String> author_iterator;
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private List<FieldTypeProtos.Author> autoritative_authors ;
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private List<String> relatedResult ;
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public ResultOrcidIterator(final Iterable<Text> values, final String key) throws NotValidResultSequenceException {
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super(values,key);
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}
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@Override
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protected void checkSequence() throws NotValidResultSequenceException {
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if(!it.hasNext()){
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throw new NotValidResultSequenceException("Empty information for key");
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}
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try {
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autoritative_authors = new ArrayList<>();
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relatedResult = new ArrayList<>();
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analizeValueList();
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}catch(JsonFormat.ParseException e){
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throw new NotValidResultSequenceException("Problems recreating the author list from serialization");
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}
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List<FieldTypeProtos.Author> authors_with_orcid = autoritative_authors.stream()
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.map(a -> {
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if (a.getPidList() == null || a.getPidList().isEmpty())
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return null;
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return a;
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})
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.filter(a -> a!= null)
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.filter(a -> containsOrcid(a.getPidList()))
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.collect(Collectors.toList());
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if(authors_with_orcid.size() == 0 || relatedResult.size() == 0){
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resultId = TERMINATOR;
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return;
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}
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author_iterator = relatedResult.iterator();
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autoritative_authors = authors_with_orcid;
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getNext();
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}
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private boolean containsOrcid(List<FieldTypeProtos.KeyValue> pidList){
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if(pidList == null)
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return false;
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return pidList
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.stream()
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.filter(kv -> kv.getKey().equals(PropagationConstants.AUTHOR_PID))
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.collect(Collectors.toList()).size() > 0;
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}
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private void getNext(){
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if (author_iterator.hasNext())
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resultId = author_iterator.next();
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else
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resultId = TERMINATOR;
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}
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@Override
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public List<OafProtos.Oaf> next() {
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//get the next merged author list
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try {
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//list of authors in the related result
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Emit e = Emit.fromJson(resultId);
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List<FieldTypeProtos.Author> author_list = getAuthorList(e);
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ResultProtos.Result.Metadata.Builder metadata = searchMatch(author_list);
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if (metadata != null){
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ArrayList<OafProtos.Oaf> ret = new ArrayList<OafProtos.Oaf>(Arrays.asList(getUpdate(metadata, e.getId())));
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getNext();
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return ret;
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}
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}catch(JsonFormat.ParseException e){
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}
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getNext();
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return null;
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}
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private ResultProtos.Result.Metadata.Builder searchMatch(List<FieldTypeProtos.Author> author_list){
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ResultProtos.Result.Metadata.Builder metadataBuilder = ResultProtos.Result.Metadata.newBuilder();
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boolean updated = false;
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// for (FieldTypeProtos.Author a: autoritative_authors){
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// searchAuthor(a,author_list);
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// }
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for (FieldTypeProtos.Author a: author_list){
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FieldTypeProtos.Author.Builder author = searchAuthor(a, autoritative_authors);
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if(author != null){
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updated = true;
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metadataBuilder.addAuthor(author);
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}else{
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metadataBuilder.addAuthor(FieldTypeProtos.Author.newBuilder(a));
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}
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}
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if(updated)
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return metadataBuilder;
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return null;
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}
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private boolean equals(FieldTypeProtos.Author a1, FieldTypeProtos.Author a2){
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if(a1.hasSurname()){
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if(a2.hasSurname()){
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if(!a1.getSurname().trim().equalsIgnoreCase(a2.getSurname().trim())){
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return false;
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}
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//have the same surname. Check the name
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if(a1.hasName()){
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if (a2.hasName()){
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if (a1.getName().trim().equalsIgnoreCase(a2.getName().trim())){
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return true; //same name and same surname in a related research result
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}
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//they could be differently written (i.e. only the initials of the name in one of the two
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return (a1.getName().trim().substring(0,0).equalsIgnoreCase(a2.getName().trim().substring(0,0)));
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}
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}
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}
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}
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// if(a1.hasFullname()){
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// if (a2.hasFullname()){
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// if (a1.getFullname().trim().equalsIgnoreCase(a2.getFullname().trim())){
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// return true;
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// }
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// //split string containing name and surname
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// String[] ns_a1 = a1.getFullname().trim().split(" ");
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// String[] ns_a2 = a2.getFullname().trim().split(" ");
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//
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//
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// if (ns_a1[0].endsWith(".") || ns_a1[0].endsWith(",")){
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// ns_a1[0] = ns_a1[0].substring(0,ns_a1[0].length()-1);
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// }
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// if (ns_a1[1].endsWith(".") || ns_a1[1].endsWith(",")){
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// ns_a1[1] = ns_a1[1].substring(0,ns_a1[1].length()-1);
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// }
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//
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// if (ns_a2[0].endsWith(".") || ns_a2[0].endsWith(",")){
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// ns_a2[0] = ns_a2[0].substring(0,ns_a2[0].length()-1);
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// }
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// if (ns_a2[1].endsWith(".") || ns_a2[1].endsWith(",")){
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// ns_a2[1] = ns_a2[1].substring(0,ns_a2[1].length()-1);
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// }
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//
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// if(ns_a1[0].compareTo(ns_a1[1]) < 0){
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// String tmp = ns_a1[0];
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// ns_a1[0] = ns_a1[1];
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// ns_a1[1] = tmp;
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// }
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//
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// if(ns_a2[0].compareTo(ns_a2[1]) < 0){
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// String tmp = ns_a2[0];
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// ns_a2[0] = ns_a2[1];
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// ns_a2[1] = tmp;
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//
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// }
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//
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// if(ns_a1[0].equalsIgnoreCase(ns_a2[0])){
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// if(ns_a1[1].equalsIgnoreCase(ns_a2[1])){//same name and surname
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// return true;
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// }
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// if(ns_a1[1].length() == 1 || ns_a2[1].length() == 1){
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// return ns_a1[1].charAt(0) == ns_a2[1].charAt(0);//same surname and initial of the name
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// }
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// return false;
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//
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// }else{
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// if(ns_a1[1].equalsIgnoreCase(ns_a2[1])){
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// if(ns_a1[0].length() == 1 || ns_a2[0].length()==1)
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// return ns_a1[0].charAt(0) == ns_a2[0].charAt(0);
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// else
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// return false;
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// }
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// }
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//
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//
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//
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// }
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// return false;
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// }
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return false;
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}
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private FieldTypeProtos.Author.Builder searchAuthor(FieldTypeProtos.Author a, List<FieldTypeProtos.Author> author_list){
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if(containsOrcid(a.getPidList()))
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return null;
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for(FieldTypeProtos.Author autoritative_author : author_list) {
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if (equals(autoritative_author, a)) {
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if(!containsOrcid(a.getPidList()))
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return update(a, autoritative_author);
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}
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}
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return null;
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}
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private void analizeValueList() throws JsonFormat.ParseException {
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while(it.hasNext()){
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Value v = Value.fromJson(it.next().toString());
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if(v.getType().equals(PropagationConstants.Type.fromresult)){
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autoritative_authors.addAll(getAuthorList(Emit.fromJson(v.getValue ())));
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}
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if(v.getType().equals(PropagationConstants.Type.fromsemrel)){
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relatedResult.add(v.getValue());
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}
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}
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}
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private FieldTypeProtos.Author.Builder update(FieldTypeProtos.Author related_author, FieldTypeProtos.Author autoritative_autor ){
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FieldTypeProtos.Author.Builder res = FieldTypeProtos.Author.newBuilder(related_author);
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List<FieldTypeProtos.KeyValue> apid_list = autoritative_autor.getPidList();
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FieldTypeProtos.KeyValue akv = apid_list.stream().filter(kv -> kv.getKey().equals(PropagationConstants.AUTHOR_PID)).collect(Collectors.toList()).get(0);
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FieldTypeProtos.KeyValue.Builder kvb = FieldTypeProtos.KeyValue.newBuilder();
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kvb.setKey(akv.getKey()).setValue(akv.getValue());
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kvb.setDataInfo(Utils.getDataInfo(
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PropagationConstants.ORCID_RESULT_TRUST,
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PropagationConstants.CLASS_ORCID_ID,
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PropagationConstants.SCHEMA_ID,
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PropagationConstants.SCHEMA_NAME,
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PropagationConstants.DATA_INFO_TYPE,
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PropagationConstants.CLASS_ORCID_NAME)
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);
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return res.addPid(kvb);
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}
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private List<FieldTypeProtos.Author> getAuthorList(Emit e) throws JsonFormat.ParseException {
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List<FieldTypeProtos.Author> authors = new ArrayList<>();
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for (String author : e.getAuthor_list()) {
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FieldTypeProtos.Author.Builder author_builder = FieldTypeProtos.Author.newBuilder();
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JsonFormat.merge(author, author_builder);
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authors.add(author_builder.build());
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}
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return authors;
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}
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public static OafProtos.Oaf getUpdate(ResultProtos.Result.Metadata.Builder metadata, String resultId) {
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final ResultProtos.Result.Builder result = ResultProtos.Result.newBuilder().setMetadata(metadata);
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final OafProtos.OafEntity.Builder entity = OafProtos.OafEntity.newBuilder()
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.setType(TypeProtos.Type.result)
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.setId(resultId)
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.setResult(result);
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return OafProtos.Oaf.newBuilder()
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.setKind(KindProtos.Kind.entity)
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.setEntity(entity)
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.build();
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}
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}
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