dnet-applications/apps/dnet-is-application/src/main/java/eu/dnetlib/is/context/ContextImporter.java

116 lines
3.8 KiB
Java

package eu.dnetlib.is.context;
import java.io.IOException;
import java.io.StringReader;
import org.apache.commons.lang3.BooleanUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.Node;
import org.dom4j.io.SAXReader;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import eu.dnetlib.is.context.model.Category;
import eu.dnetlib.is.context.model.ConceptLevel0;
import eu.dnetlib.is.context.model.ConceptLevel1;
import eu.dnetlib.is.context.model.ConceptLevel2;
import eu.dnetlib.is.context.model.Context;
import eu.dnetlib.is.context.model.CtxChildInfo;
import eu.dnetlib.is.context.model.CtxInfo;
import eu.dnetlib.is.context.model.Parameter;
import eu.dnetlib.is.context.model.repository.CategoryRepository;
import eu.dnetlib.is.context.model.repository.ConceptLevel0Repository;
import eu.dnetlib.is.context.model.repository.ConceptLevel1Repository;
import eu.dnetlib.is.context.model.repository.ConceptLevel2Repository;
import eu.dnetlib.is.context.model.repository.ContextRepository;
@Component
public class ContextImporter {
@Autowired
private ContextRepository contextRepository;
@Autowired
private CategoryRepository categoryRepository;
@Autowired
private ConceptLevel0Repository conceptLevel0Repository;
@Autowired
private ConceptLevel1Repository conceptLevel1Repository;
@Autowired
private ConceptLevel2Repository conceptLevel2Repository;
private static final Log log = LogFactory.getLog(ContextImporter.class);
public void loadFromOldProfile(final String xml) throws DocumentException, IOException {
final SAXReader reader = new SAXReader();
final Document doc = reader.read(new StringReader(xml));
doc.selectNodes("//context").forEach(this::saveContext);
}
private void saveContext(final Node node) {
final Context ctx = new Context();
setCommonInfo(ctx, null, node);
ctx.setType(node.valueOf("@type"));
contextRepository.save(ctx);
log.info("Saved context: " + ctx.getId());
node.selectNodes("./category").forEach(n -> saveCategory(n, ctx.getId()));
}
private void saveCategory(final Node node, final String ctxId) {
final Category cat = new Category();
setCommonInfo(cat, ctxId, node);
categoryRepository.save(cat);
log.info("- Saved category: " + cat.getId());
node.selectNodes("./concept").forEach(n -> saveConceptLvl0(n, cat.getId()));
}
private void saveConceptLvl0(final Node node, final String parent) {
final ConceptLevel0 c0 = new ConceptLevel0();
setCommonInfo(c0, parent, node);
conceptLevel0Repository.save(c0);
log.info("-- Saved concept 0: " + c0.getId());
node.selectNodes("./concept").forEach(n -> saveConceptLvl1(n, c0.getId()));
}
private void saveConceptLvl1(final Node node, final String parent) {
final ConceptLevel1 c1 = new ConceptLevel1();
setCommonInfo(c1, parent, node);
conceptLevel1Repository.save(c1);
log.info("--- Saved concept 1: " + c1.getId());
node.selectNodes("./concept").forEach(n -> saveConceptLvl2(n, c1.getId()));
}
private void saveConceptLvl2(final Node node, final String parent) {
final ConceptLevel2 c2 = new ConceptLevel2();
setCommonInfo(c2, parent, node);
conceptLevel2Repository.save(c2);
log.info("---- Saved concept 2: " + c2.getId());
}
private void setCommonInfo(final CtxInfo o, final String parent, final Node n) {
o.setId(n.valueOf("@id"));
o.setLabel(n.valueOf("@label"));
if (o instanceof CtxChildInfo) {
((CtxChildInfo) o).setParent(parent);
((CtxChildInfo) o).setClaim(BooleanUtils.toBoolean(n.valueOf("@claim")));
}
o.setParameters(n.selectNodes("./param")
.stream()
.map(np -> new Parameter(np.valueOf("@name"), np.getText()))
.sorted()
.toArray(Parameter[]::new));
}
}