gerrit-gwtui/src/main/java/com/google/gerrit/client/change/VotableInfo.java

// Copyright (C) 2014 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.client.change;

import java.util.HashSet;
import java.util.Set;

class VotableInfo {
  private Set<String> votable;

  void votable(String label) {
    if (votable == null) {
      votable = new HashSet<>();
    }
    votable.add(label);
  }

  Set<String> votableLabels() {
    Set<String> s = new HashSet<>();
    if (votable != null) {
      s.addAll(votable);
    }
    return s;
  }
}