Use default file service URL if no location is specified

src/main/java/it/inaf/oats/vospace/CreateNodeController.java

@@ -15,7 +15,6 @@ import it.inaf.oats.vospace.exception.*;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import net.ivoa.xml.vospace.v2.Property;
-import java.util.List;
 
 @RestController
 public class CreateNodeController extends BaseNodeController {

src/main/java/it/inaf/oats/vospace/UriService.java

@@ -11,6 +11,7 @@ import it.inaf.oats.vospace.exception.PermissionDeniedException;
 import it.inaf.oats.vospace.persistence.LocationDAO;
 import it.inaf.oats.vospace.persistence.NodeDAO;
 import it.inaf.oats.vospace.persistence.model.Location;
+import it.inaf.oats.vospace.persistence.model.LocationType;
 import java.net.MalformedURLException;
 import java.net.URL;
 import java.util.ArrayList;
@@ -78,20 +79,18 @@ public class UriService {
 
         Node node = nodeDao.listNode(relativePath).orElseThrow(() -> new NodeNotFoundException(relativePath));
 
-        Location location = locationDAO.getNodeLocation(relativePath).orElseThrow(()
-                -> new InternalFaultException("No registered location found for vos_path " + relativePath));
+        Location location = locationDAO.getNodeLocation(relativePath).orElse(null);
 
         String endpoint;
-        switch (location.getType()) {
-            case PORTAL:
+
+        if (location != null && location.getType() == LocationType.PORTAL) {
             String fileName = nodeDao.getNodeOsName(relativePath);
             endpoint = "http://" + location.getSource().getHostname() + location.getSource().getBasePath();
             if (!endpoint.endsWith("/")) {
                 endpoint += "/";
             }
             endpoint += fileName;
-                break;
-            default:
+        } else {
             endpoint = fileServiceUrl + urlEncodePath(relativePath);
         }