1 files changed, 54 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/restapi/group/GetOwner.java b/java/com/google/gerrit/server/restapi/group/GetOwner.java
new file mode 100644
index 0000000000..0906ce6b7f
--- /dev/null
+++ b/java/com/google/gerrit/server/restapi/group/GetOwner.java
@@ -0,0 +1,54 @@
+// Copyright (C) 2013 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.gerrit.server.restapi.group;
+
+import com.google.gerrit.common.data.GroupDescription;
+import com.google.gerrit.common.errors.NoSuchGroupException;
+import com.google.gerrit.extensions.common.GroupInfo;
+import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
+import com.google.gerrit.extensions.restapi.RestReadView;
+import com.google.gerrit.server.account.GroupControl;
+import com.google.gerrit.server.group.GroupResource;
+import com.google.gerrit.server.permissions.PermissionBackendException;
+import com.google.gwtorm.server.OrmException;
+import com.google.inject.Inject;
+import com.google.inject.Singleton;
+
+@Singleton
+public class GetOwner implements RestReadView<GroupResource> {
+
+  private final GroupControl.Factory controlFactory;
+  private final GroupJson json;
+
+  @Inject
+  GetOwner(GroupControl.Factory controlFactory, GroupJson json) {
+    this.controlFactory = controlFactory;
+    this.json = json;
+  }
+
+  @Override
+  public GroupInfo apply(GroupResource resource)
+      throws NotInternalGroupException, ResourceNotFoundException, OrmException,
+          PermissionBackendException {
+    GroupDescription.Internal group =
+        resource.asInternalGroup().orElseThrow(NotInternalGroupException::new);
+    try {
+      GroupControl c = controlFactory.validateFor(group.getOwnerGroupUUID());
+      return json.format(c.getGroup());
+    } catch (NoSuchGroupException e) {
+      throw new ResourceNotFoundException();
+    }
+  }
+}