#1460 - ENH: Add FetchGroup ... as a mechanism to specify select() + fetch() separately from Query

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

@@ -0,0 +1,26 @@
+package io.ebeaninternal.server.query;
+
+import io.ebeaninternal.server.querydefn.OrmQueryDetail;
+import io.ebeaninternal.server.querydefn.SpiFetchGroup;
+
+/**
+ * Default FetchGroup implementation.
+ */
+class DFetchGroup implements SpiFetchGroup {
+
+  private final OrmQueryDetail detail;
+
+  DFetchGroup(OrmQueryDetail detail) {
+    this.detail = detail;
+  }
+
+  @Override
+  public OrmQueryDetail detail() {
+    return detail.copy();
+  }
+
+  @Override
+  public OrmQueryDetail underlying() {
+    return detail;
+  }
+}