1 files changed, 62 insertions, 0 deletions
diff --git a/gerrit-common/src/main/java/com/google/gerrit/common/groups/ListGroupsOption.java b/gerrit-common/src/main/java/com/google/gerrit/common/groups/ListGroupsOption.java
new file mode 100644
index 0000000000..9da7fd5280
--- /dev/null
+++ b/gerrit-common/src/main/java/com/google/gerrit/common/groups/ListGroupsOption.java
@@ -0,0 +1,62 @@
+// 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.common.groups;
+
+import java.util.EnumSet;
+
+
+/** Output options available when using {@code /groups/} RPCs. */
+public enum ListGroupsOption {
+  /** Return information on the direct group members. */
+  MEMBERS(0),
+
+  /** Return information on the directly included groups. */
+  INCLUDES(1);
+
+  private final int value;
+
+  private ListGroupsOption(int v) {
+    this.value = v;
+  }
+
+  public int getValue() {
+    return value;
+  }
+
+  public static EnumSet<ListGroupsOption> fromBits(int v) {
+    EnumSet<ListGroupsOption> r = EnumSet.noneOf(ListGroupsOption.class);
+    for (ListGroupsOption o : ListGroupsOption.values()) {
+      if ((v & (1 << o.value)) != 0) {
+        r.add(o);
+        v &= ~(1 << o.value);
+      }
+      if (v == 0) {
+        return r;
+      }
+    }
+    if (v != 0) {
+      throw new IllegalArgumentException("unknown " + Integer.toHexString(v));
+    }
+    return r;
+  }
+
+  public static int toBits(EnumSet<ListGroupsOption> set) {
+    int r = 0;
+    for (ListGroupsOption o : set) {
+      r |= 1 << o.value;
+    }
+    return r;
+  }
+}