java/com/google/gerrit/server/query/change/MagicLabelValue.java

// Copyright (C) 2021 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.query.change;

import java.util.Optional;

public enum MagicLabelValue {
  ANY,
  MIN,
  MAX;

  public static Optional<MagicLabelValue> tryParse(String value) {
    try {
      return Optional.of(MagicLabelValue.valueOf(value));
    } catch (IllegalArgumentException e) {
      return Optional.empty();
    }
  }
}