1 files changed, 35 insertions, 0 deletions
diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/account/GroupUUID.java b/gerrit-server/src/main/java/com/google/gerrit/server/account/GroupUUID.java
new file mode 100644
index 0000000000..b871c685b6
--- /dev/null
+++ b/gerrit-server/src/main/java/com/google/gerrit/server/account/GroupUUID.java
@@ -0,0 +1,35 @@
+// Copyright (C) 2010 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.account;
+
+import com.google.gerrit.reviewdb.client.AccountGroup;
+
+import org.eclipse.jgit.lib.Constants;
+import org.eclipse.jgit.lib.ObjectId;
+import org.eclipse.jgit.lib.PersonIdent;
+
+import java.security.MessageDigest;
+
+public class GroupUUID {
+  public static AccountGroup.UUID make(String groupName, PersonIdent creator) {
+    MessageDigest md = Constants.newMessageDigest();
+    md.update(Constants.encode("group " + groupName + "\n"));
+    md.update(Constants.encode("creator " + creator.toExternalString() + "\n"));
+    return new AccountGroup.UUID(ObjectId.fromRaw(md.digest()).name());
+  }
+
+  private GroupUUID() {
+  }
+}