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package org.tela_botanica.client.modeles;
import org.tela_botanica.client.interfaces.Rafraichissable;
import org.tela_botanica.client.observation.ObservationModele;
import com.google.gwt.http.client.Request;
import com.google.gwt.http.client.RequestBuilder;
import com.google.gwt.http.client.RequestCallback;
import com.google.gwt.http.client.RequestException;
import com.google.gwt.http.client.Response;
import com.google.gwt.json.client.JSONArray;
import com.google.gwt.json.client.JSONParser;
import com.google.gwt.json.client.JSONString;
import com.google.gwt.json.client.JSONValue;
/**
* DAO d'accès a une observation
*
* @author aurelien
*
*/
public class ImageGeneriqueVueAsynchroneDAO {
/**
* Le modele associé au DAO
*/
private ObservationModele observationModele = null;
public ImageGeneriqueVueAsynchroneDAO(ObservationModele obs) {
observationModele = obs;
}
/**
* Recherche Image repartition associee a un nom
* @param r
* @param identifiant
* @param numeroNomenclaturalSaisiObservation
*/
public void obtenirURLImage(final Rafraichissable r, String numeroNomenclaturalSaisiObservation) {
// on envoie le get asynchrone
RequestBuilder rb = new RequestBuilder(RequestBuilder.GET,observationModele.getConfig().getServiceBaseUrl()
+"/NameImage/"+numeroNomenclaturalSaisiObservation) ;
try {
rb.sendRequest(null, new RequestCallback() {
public void onError(Request request, Throwable exception) {
// TODO Auto-generated method stub
}
public void onResponseReceived(Request request,
Response response) {
JSONValue responseValue = JSONParser.parse(response.getText());
JSONArray reponse;
String urlImage=null;
if ((reponse = responseValue.isArray()) != null) {
// Url Image
urlImage= ((JSONString)reponse.get(0)).stringValue();
}
else {
urlImage="";
}
r.rafraichir(urlImage,true);
}
}) ;
} catch (RequestException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}