1 files changed, 62 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/config/GroupSetProvider.java b/java/com/google/gerrit/server/config/GroupSetProvider.java
new file mode 100644
index 0000000000..2255a67d16
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+++ b/java/com/google/gerrit/server/config/GroupSetProvider.java
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+// 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.config;
+
+import com.google.common.collect.ImmutableSet;
+import com.google.common.flogger.FluentLogger;
+import com.google.gerrit.common.data.GroupReference;
+import com.google.gerrit.reviewdb.client.AccountGroup;
+import com.google.gerrit.server.account.GroupBackend;
+import com.google.gerrit.server.account.GroupBackends;
+import com.google.gerrit.server.util.RequestContext;
+import com.google.gerrit.server.util.ServerRequestContext;
+import com.google.gerrit.server.util.ThreadLocalRequestContext;
+import com.google.inject.Provider;
+import java.util.List;
+import java.util.Set;
+
+/** Parses groups referenced in the {@code gerrit.config} file. */
+public abstract class GroupSetProvider implements Provider<Set<AccountGroup.UUID>> {
+  private static final FluentLogger logger = FluentLogger.forEnclosingClass();
+
+  protected Set<AccountGroup.UUID> groupIds;
+
+  protected GroupSetProvider(
+      GroupBackend groupBackend,
+      ThreadLocalRequestContext threadContext,
+      ServerRequestContext serverCtx,
+      List<String> groupNames) {
+    RequestContext ctx = threadContext.setContext(serverCtx);
+    try {
+      ImmutableSet.Builder<AccountGroup.UUID> builder = ImmutableSet.builder();
+      for (String n : groupNames) {
+        GroupReference g = GroupBackends.findBestSuggestion(groupBackend, n);
+        if (g != null) {
+          builder.add(g.getUUID());
+        } else {
+          logger.atWarning().log("Group \"%s\" not available, skipping.", n);
+        }
+      }
+      groupIds = builder.build();
+    } finally {
+      threadContext.setContext(ctx);
+    }
+  }
+
+  @Override
+  public Set<AccountGroup.UUID> get() {
+    return groupIds;
+  }
+}