1 files changed, 76 insertions, 0 deletions
diff --git a/gerrit-common/src/main/java/com/google/gerrit/common/data/GroupReference.java b/gerrit-common/src/main/java/com/google/gerrit/common/data/GroupReference.java
new file mode 100644
index 0000000000..f05d1b9007
--- /dev/null
+++ b/gerrit-common/src/main/java/com/google/gerrit/common/data/GroupReference.java
@@ -0,0 +1,76 @@
+// 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.common.data;
+
+import com.google.gerrit.reviewdb.client.AccountGroup;
+
+/** Describes a group within a projects {@link AccessSection}s. */
+public class GroupReference implements Comparable<GroupReference> {
+  /** @return a new reference to the given group description. */
+  public static GroupReference forGroup(AccountGroup group) {
+    return new GroupReference(group.getGroupUUID(), group.getName());
+  }
+
+  protected String uuid;
+  protected String name;
+
+  protected GroupReference() {
+  }
+
+  public GroupReference(AccountGroup.UUID uuid, String name) {
+    setUUID(uuid);
+    setName(name);
+  }
+
+  public AccountGroup.UUID getUUID() {
+    return uuid != null ? new AccountGroup.UUID(uuid) : null;
+  }
+
+  public void setUUID(AccountGroup.UUID newUUID) {
+    uuid = newUUID != null ? newUUID.get() : null;
+  }
+
+  public String getName() {
+    return name;
+  }
+
+  public void setName(String newName) {
+    this.name = newName;
+  }
+
+  @Override
+  public int compareTo(GroupReference o) {
+    return uuid(this).compareTo(uuid(o));
+  }
+
+  private static String uuid(GroupReference a) {
+    return a.getUUID() != null ? a.getUUID().get() : "?";
+  }
+
+  @Override
+  public int hashCode() {
+    return uuid(this).hashCode();
+  }
+
+  @Override
+  public boolean equals(Object o) {
+    return o instanceof GroupReference && compareTo((GroupReference) o) == 0;
+  }
+
+  @Override
+  public String toString() {
+    return "Group[" + getName() + " / " + getUUID() + "]";
+  }
+}