obis-spd-plugin/src/main/java/org/gcube/data/spd/obisplugin/search/DataSetRetreiver.java

75 lines
3.0 KiB
Java

package org.gcube.data.spd.obisplugin.search;
import java.util.List;
import java.util.Map;
import org.gcube.data.spd.model.products.DataProvider;
import org.gcube.data.spd.model.products.DataSet;
import org.gcube.data.spd.obisplugin.Constants;
import org.gcube.data.spd.obisplugin.search.query.MappingUtils;
import org.gcube.data.spd.obisplugin.search.query.QueryByIdentifier;
import org.gcube.data.spd.obisplugin.search.query.QueryType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class DataSetRetreiver {
private static Logger log = LoggerFactory.getLogger(DataSetRetreiver.class);
@SuppressWarnings("unchecked")
public static DataSet get(String baseURL, String key) throws Exception {
log.debug("Dataset Get: [ key={}, baseURL={} ]", key, baseURL);
DataSet dataset = new DataSet(key);
long start = System.currentTimeMillis();
QueryByIdentifier datasetQuery = new QueryByIdentifier(baseURL, key, QueryType.Dataset);
Map<String, Object> listMaps = MappingUtils.getObjectMapping(datasetQuery.build());
log.debug("Dataset Retrieved: " + listMaps);
if (listMaps != null) {
List<Map<String, Object>> results = (List<Map<String, Object>>) listMaps.get("results");
if (results != null && !results.isEmpty()) {
Map<String, Object> mapping = results.get(0);
log.debug("Dataset Name: " + MappingUtils.getAsString(mapping, "title"));
dataset.setName(MappingUtils.getAsString(mapping, "title"));
String citation = MappingUtils.getAsString(mapping, "citation");
if (citation == null) {
List<Map<String, Object>> institutionMapping = (List<Map<String, Object>>) mapping
.get("institutes");
if (institutionMapping != null && !institutionMapping.isEmpty()) {
if (MappingUtils.getAsString(institutionMapping.get(0), "name") != null)
citation = MappingUtils.getAsString(institutionMapping.get(0), "name");
dataset.setCitation(citation);
}
} else {
dataset.setCitation(citation);
}
List<Map<String, Object>> providerMapping = (List<Map<String, Object>>) mapping.get("contacts");
DataProvider provider = null;
if (providerMapping != null && !providerMapping.isEmpty()) {
for (Map<String, Object> contact : providerMapping) {
String contactType = MappingUtils.getAsString(contact, "type");
if (contactType != null && !contactType.isEmpty()
&& contactType.compareToIgnoreCase("creator") == 0) {
Integer providerKey = MappingUtils.getAsInteger(contact, "organization_oceanexpert_id");
String providerName = MappingUtils.getAsString(contact, "organization");
provider = new DataProvider(providerKey.toString());
provider.setName(providerName);
break;
}
}
} else {
provider=new DataProvider(Constants.REPOSITORY_NAME);
provider.setName(Constants.REPOSITORY_NAME);
}
dataset.setDataProvider(provider);
}
}
log.trace("[Benchmark] time to retrieve dataset is " + (System.currentTimeMillis() - start));
return dataset;
}
}