Use non-Generic SortOrder in Query. (#8239)

* Use non-Generic SortOrder in Query.

Fixes #8215

1 files changed, 3 insertions, 3 deletions

diff --git a/server/src/main/java/com/vaadin/data/provider/BackEndDataProvider.java b/server/src/main/java/com/vaadin/data/provider/BackEndDataProvider.java
index f20b22fa17..36d875a21a 100644
--- a/server/src/main/java/com/vaadin/data/provider/BackEndDataProvider.java
+++ b/server/src/main/java/com/vaadin/data/provider/BackEndDataProvider.java
@@ -37,12 +37,12 @@ public interface BackEndDataProvider<T, F> extends DataProvider<T, F> {
      * sorting is also used to determine the ordering of items that are
      * considered equal by the sorting defined in the query.
      *
-     * @see #setSortOrder(SortOrder)
+     * @see #setSortOrder(QuerySortOrder)
      *
      * @param sortOrders
      *            a list of sort orders to set, not <code>null</code>
      */
-    void setSortOrders(List<SortOrder<String>> sortOrders);
+    void setSortOrders(List<QuerySortOrder> sortOrders);
 
     /**
      * Sets a single sort order to use as the default sorting for this data
@@ -59,7 +59,7 @@ public interface BackEndDataProvider<T, F> extends DataProvider<T, F> {
      *            a sort order to set, or <code>null</code> to clear any
      *            previously set sort orders
      */
-    default void setSortOrder(SortOrder<String> sortOrder) {
+    default void setSortOrder(QuerySortOrder sortOrder) {
         if (sortOrder == null) {
             setSortOrders(Collections.emptyList());
         } else {