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package eu.dnetlib.functionality.index.solr.feed;
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import com.google.common.base.Function;
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import eu.dnetlib.functionality.index.feed.DocumentMapperFactory;
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import eu.dnetlib.functionality.index.model.Any.ValueType;
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import eu.dnetlib.functionality.index.model.document.IndexDocument;
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import eu.dnetlib.functionality.index.model.document.Status;
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import eu.dnetlib.functionality.index.query.SolrIndexDocument;
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import eu.dnetlib.functionality.index.utils.MetadataReference;
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import org.springframework.beans.factory.annotation.Required;
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import javax.xml.stream.XMLStreamException;
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import java.util.Map;
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/**
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* A factory for creating SolrDocumentMapper objects.
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*/
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public class SolrDocumentMapperFactory implements DocumentMapperFactory {
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protected static final String DNETRESULT = "result";
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/**
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* document factory used for the feed process.
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*/
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private InputDocumentFactory documentFactory;
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private Function<String, IndexDocument> getRecordMapper(final Map<String, ValueType> schema,
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final String dsId,
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final String version) {
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return doc -> {
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SolrIndexDocument indexDocument = new SolrIndexDocument(schema, dsId);
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try {
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indexDocument.setContent(documentFactory.parseDocument(version, doc, dsId, DNETRESULT));
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} catch (XMLStreamException e) {
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return indexDocument.setMarked();
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}
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indexDocument.setStatus(Status.OK);
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return indexDocument;
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};
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}
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@Override
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public Function<String, IndexDocument> getRecordMapper(final Map<String, ValueType> schema, final MetadataReference mdRef, final String dsId, final String version, final boolean emptyResult) {
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if (emptyResult == false) return getRecordMapper(schema, dsId, version);
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else {
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return doc -> {
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SolrIndexDocument indexDocument = new SolrIndexDocument(schema, dsId);
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try {
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ResultTransformer transformer = new ResultTransformer(ResultTransformer.Mode.empty) {
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@Override
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public String apply(String input) {
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return input;
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}
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};
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indexDocument.setContent(documentFactory.parseDocument(version, doc, dsId, DNETRESULT, transformer));
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} catch (XMLStreamException e) {
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return indexDocument.setMarked();
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}
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indexDocument.setStatus(Status.OK);
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return indexDocument;
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};
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}
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}
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/**
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* Gets the document factory.
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*
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* @return the documentFactory
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*/
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public InputDocumentFactory getDocumentFactory() {
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return documentFactory;
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}
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/**
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* Sets the document factory.
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*
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* @param documentFactory the documentFactory to set
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*/
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@Required
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public void setDocumentFactory(final InputDocumentFactory documentFactory) {
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this.documentFactory = documentFactory;
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}
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}
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