// Copyright (C) 2016 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.project;

import com.google.gerrit.server.CurrentUser;
import java.util.Optional;

public abstract class RefResource extends ProjectResource {

  public RefResource(ProjectState projectState, CurrentUser user) {
    super(projectState, user);
  }

  /** Returns the ref's name */
  public abstract String getRef();

  /**
   * Returns the ref's revision.
   *
   * @return the ref's revision, {@link Optional#empty()} if the ref doesn't exist (yet)
   */
  public abstract Optional<String> getRevision();
}
