fix geographic site info object with null values

src/main/java/org/etsi/osl/tmf/gsm674/api/GeographicSiteManagementApiController.java

@@ -3,7 +3,10 @@ package org.etsi.osl.tmf.gsm674.api;
 import io.swagger.v3.oas.annotations.Parameter;
 import jakarta.validation.Valid;
 import org.etsi.osl.model.nfv.UserRoleType;
+import org.etsi.osl.tmf.gsm674.model.GeographicAddressValue;
 import org.etsi.osl.tmf.gsm674.model.GeographicSite;
+import org.etsi.osl.tmf.gsm674.model.GeographicSubAddressValue;
+import org.etsi.osl.tmf.gsm674.model.PlaceRefOrValue;
 import org.etsi.osl.tmf.gsm674.reposervices.GeographicSiteManagementService;
 import org.etsi.osl.tmf.pm632.model.Individual;
 import org.etsi.osl.tmf.pm632.reposervices.IndividualRepoService;
@@ -20,6 +23,7 @@ import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 
 import java.security.Principal;
+import java.util.ArrayList;
 import java.util.List;
 
 @Controller
@@ -66,6 +70,13 @@ public class GeographicSiteManagementApiController implements GeographicSiteMana
 
                 GeographicSite gs= geographicSiteManagementService.findGeographicSiteByRelatedPartyId(ind.getId());
                 if (gs==null) gs =new GeographicSite();
+                GeographicSubAddressValue geographicSubAddressValue=new GeographicSubAddressValue();
+                GeographicAddressValue geographicAddressValue=new GeographicAddressValue();
+                geographicAddressValue.setGeographicSubAddress(geographicSubAddressValue);
+                PlaceRefOrValue placeRefOrValue=new PlaceRefOrValue(geographicAddressValue);
+                List<PlaceRefOrValue> placeRefOrValues=new ArrayList<>();
+                placeRefOrValues.add(placeRefOrValue);
+                gs.setPlace(placeRefOrValues);
                 return new ResponseEntity<GeographicSite>(gs,HttpStatus.OK);
 
             } else if ( authentication.getAuthorities().contains( new SimpleGrantedAuthority( UserRoleType.ROLE_ADMIN.getValue()  ) ) ){