1 files changed, 19 insertions, 2 deletions
diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/account/GroupCache.java b/gerrit-server/src/main/java/com/google/gerrit/server/account/GroupCache.java
index 978d9c2a90..b092ac4162 100644
--- a/gerrit-server/src/main/java/com/google/gerrit/server/account/GroupCache.java
+++ b/gerrit-server/src/main/java/com/google/gerrit/server/account/GroupCache.java
@@ -14,19 +14,36 @@
 
 package com.google.gerrit.server.account;
 
-import com.google.gerrit.reviewdb.AccountGroup;
+import com.google.gerrit.reviewdb.client.AccountGroup;
 
 import java.util.Collection;
 
+import javax.annotation.Nullable;
+
 /** Tracks group objects in memory for efficient access. */
 public interface GroupCache {
   public AccountGroup get(AccountGroup.Id groupId);
 
   public AccountGroup get(AccountGroup.NameKey name);
 
+  /**
+   * Lookup a group definition by its UUID. The returned definition may be null
+   * if the group has been deleted and the UUID reference is stale, or was
+   * copied from another server.
+   */
+  @Nullable
+  public AccountGroup get(AccountGroup.UUID uuid);
+
   public Collection<AccountGroup> get(AccountGroup.ExternalNameKey externalName);
 
+  /** @return sorted iteration of groups. */
+  public abstract Iterable<AccountGroup> all();
+
+  /** Notify the cache that a new group was constructed. */
+  public void onCreateGroup(AccountGroup.NameKey newGroupName);
+
   public void evict(AccountGroup group);
 
-  public void evictAfterRename(AccountGroup.NameKey oldName);
+  public void evictAfterRename(final AccountGroup.NameKey oldName,
+      final AccountGroup.NameKey newName);
 }