gbif-spd-plugin/src/main/java/org/gcube/data/spd/gbifplugin/search/query/MappingUtils.java

86 lines
2.9 KiB
Java

package org.gcube.data.spd.gbifplugin.search.query;
import java.io.StringReader;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.Locale;
import java.util.Map;
import javax.ws.rs.core.MediaType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.sun.jersey.api.client.Client;
import com.sun.jersey.api.client.WebResource;
import com.sun.jersey.api.client.config.ClientConfig;
import com.sun.jersey.api.client.config.DefaultClientConfig;
public class MappingUtils {
private static Logger log = LoggerFactory.getLogger(MappingUtils.class);
@SuppressWarnings("unchecked")
public static Map<String, Object> getObjectMapping(String query) throws Exception{
ClientConfig clientConfig = new DefaultClientConfig();
Client client = Client.create(clientConfig);
WebResource target = client.resource(query);
//NameUsageWsClient nuws = new NameUsageWsClient(target);
String response = target.type(MediaType.APPLICATION_JSON).acceptLanguage(Locale.ENGLISH).get(String.class);
ObjectMapper mapper = new ObjectMapper(); // can reuse, share globally
return mapper.readValue(new StringReader(response), Map.class);
}
public static LinkedList<HashMap<String, Object>> getObjectList(String query) throws Exception{
ClientConfig clientConfig = new DefaultClientConfig();
Client client = Client.create(clientConfig);
WebResource target = client.resource(query);
//NameUsageWsClient nuws = new NameUsageWsClient(target);
String response = target.type(MediaType.APPLICATION_JSON).acceptLanguage(Locale.ENGLISH).get(String.class);
ObjectMapper mapper = new ObjectMapper(); // can reuse, share globally
return mapper.readValue(new StringReader(response), new TypeReference<LinkedList<HashMap<String, Object>>>() {
});
}
public static String getAsString(Map<String, Object> map, String key){
if (!map.containsKey(key)) return null;
return (String) map.get(key);
}
public static Double getAsDouble(Map<String, Object> map, String key){
if (!map.containsKey(key)) return 0d;
return (Double) map.get(key);
}
public static Integer getAsInteger(Map<String, Object> map, String key){
if (!map.containsKey(key)) return 0;
return (Integer) map.get(key);
}
public static Calendar getAsCalendar(Map<String, Object> map, String key){
if (!map.containsKey(key)) return null;
return parseCalendar((String) map.get(key));
}
public static Calendar parseCalendar(String date){
try{
DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ");
Calendar calendar= Calendar.getInstance();
calendar.setTime(df.parse(date));
return calendar;
}catch (ParseException e) {
log.warn("DateModified discarded ("+date+")");
return null;
}
}
}