#8184 remove deprecated code redundancy

Author: sekmiller

src/main/java/edu/harvard/iq/dataverse/api/Datasets.java

@@ -2174,41 +2174,23 @@ public Response getAssignments(@Context ContainerRequestContext crc, @PathParam(
     @Deprecated(forRemoval = true, since = "2024-10-17")
     @Path("{id}/privateUrl")
     public Response getPrivateUrlData(@Context ContainerRequestContext crc, @PathParam("id") String idSupplied) {
-        return response( req -> {
-            PrivateUrl privateUrl = execCommand(new GetPrivateUrlCommand(req, findDatasetOrDie(idSupplied)));
-            return (privateUrl != null) ? ok(json(privateUrl))
-                    : error(Response.Status.NOT_FOUND, "Private URL not found.");
-        }, getRequestUser(crc));
+        return getPreviewUrlData(crc, idSupplied);
     }
 
     @POST
     @AuthRequired
     @Deprecated(forRemoval = true, since = "2024-10-17")
     @Path("{id}/privateUrl")
-    public Response createPrivateUrl(@Context ContainerRequestContext crc, @PathParam("id") String idSupplied,@DefaultValue("false") @QueryParam ("anonymizedAccess") boolean anonymizedAccess) {
-        if(anonymizedAccess && settingsSvc.getValueForKey(SettingsServiceBean.Key.AnonymizedFieldTypeNames)==null) {
-            throw new NotAcceptableException("Anonymized Access not enabled");
-        }
-        return response(req ->
-                ok(json(execCommand(
-                new CreatePrivateUrlCommand(req, findDatasetOrDie(idSupplied), anonymizedAccess)))), getRequestUser(crc));
+    public Response createPrivateUrl(@Context ContainerRequestContext crc, @PathParam("id") String idSupplied, @DefaultValue("false") @QueryParam("anonymizedAccess") boolean anonymizedAccess) {
+        return createPreviewUrl(crc, idSupplied, anonymizedAccess);
     }
 
     @DELETE
     @AuthRequired
     @Deprecated(forRemoval = true, since = "2024-10-17")
     @Path("{id}/privateUrl")
     public Response deletePrivateUrl(@Context ContainerRequestContext crc, @PathParam("id") String idSupplied) {
-        return response( req -> {
-            Dataset dataset = findDatasetOrDie(idSupplied);
-            PrivateUrl privateUrl = execCommand(new GetPrivateUrlCommand(req, dataset));
-            if (privateUrl != null) {
-                execCommand(new DeletePrivateUrlCommand(req, dataset));
-                return ok("Private URL deleted.");
-            } else {
-                return notFound("No Private URL to delete.");
-            }
-        }, getRequestUser(crc));
+        return deletePreviewUrl(crc, idSupplied);
     }
 
     @GET