1 files changed, 79 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/restapi/group/MembersCollection.java b/java/com/google/gerrit/server/restapi/group/MembersCollection.java
new file mode 100644
index 0000000000..fec14436fe
--- /dev/null
+++ b/java/com/google/gerrit/server/restapi/group/MembersCollection.java
@@ -0,0 +1,79 @@
+// 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.extensions.registration.DynamicMap;
+import com.google.gerrit.extensions.restapi.AuthException;
+import com.google.gerrit.extensions.restapi.ChildCollection;
+import com.google.gerrit.extensions.restapi.IdString;
+import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
+import com.google.gerrit.extensions.restapi.RestView;
+import com.google.gerrit.extensions.restapi.TopLevelResource;
+import com.google.gerrit.server.IdentifiedUser;
+import com.google.gerrit.server.group.GroupResource;
+import com.google.gerrit.server.group.MemberResource;
+import com.google.gerrit.server.restapi.account.AccountsCollection;
+import com.google.gwtorm.server.OrmException;
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+import com.google.inject.Singleton;
+import java.io.IOException;
+import org.eclipse.jgit.errors.ConfigInvalidException;
+
+@Singleton
+public class MembersCollection implements ChildCollection<GroupResource, MemberResource> {
+  private final DynamicMap<RestView<MemberResource>> views;
+  private final Provider<ListMembers> list;
+  private final AccountsCollection accounts;
+
+  @Inject
+  MembersCollection(
+      DynamicMap<RestView<MemberResource>> views,
+      Provider<ListMembers> list,
+      AccountsCollection accounts) {
+    this.views = views;
+    this.list = list;
+    this.accounts = accounts;
+  }
+
+  @Override
+  public RestView<GroupResource> list() throws ResourceNotFoundException, AuthException {
+    return list.get();
+  }
+
+  @Override
+  public MemberResource parse(GroupResource parent, IdString id)
+      throws NotInternalGroupException, AuthException, ResourceNotFoundException, OrmException,
+          IOException, ConfigInvalidException {
+    GroupDescription.Internal group =
+        parent.asInternalGroup().orElseThrow(NotInternalGroupException::new);
+
+    IdentifiedUser user = accounts.parse(TopLevelResource.INSTANCE, id).getUser();
+    if (parent.getControl().canSeeMember(user.getAccountId()) && isMember(group, user)) {
+      return new MemberResource(parent, user);
+    }
+    throw new ResourceNotFoundException(id);
+  }
+
+  private static boolean isMember(GroupDescription.Internal group, IdentifiedUser user) {
+    return group.getMembers().contains(user.getAccountId());
+  }
+
+  @Override
+  public DynamicMap<RestView<MemberResource>> views() {
+    return views;
+  }
+}