#1792 - ENH: Support using Query beans for building FetchGroup (in a type safe manor)

src/main/java/io/ebeaninternal/server/query/DFetchGroupService.java

@@ -2,6 +2,7 @@ package io.ebeaninternal.server.query;
 
 import io.ebean.FetchGroup;
 import io.ebean.FetchGroupBuilder;
+import io.ebean.service.SpiFetchGroupQuery;
 import io.ebean.service.SpiFetchGroupService;
 import io.ebeaninternal.server.querydefn.OrmQueryDetail;
 
@@ -20,6 +21,11 @@ public final class DFetchGroupService implements SpiFetchGroupService {
     return new DFetchGroupBuilder<>();
   }
 
+  @Override
+  public <T> SpiFetchGroupQuery<T> queryFor(Class<T> beanType) {
+    return new DefaultFetchGroupQuery<>();
+  }
+
   private OrmQueryDetail detail(String select) {
     OrmQueryDetail detail = new OrmQueryDetail();
     detail.select(select);