001/*
002 * Copyright (c) 2007-2016 Concurrent, Inc. All Rights Reserved.
003 *
004 * Project and contact information: http://www.cascading.org/
005 *
006 * This file is part of the Cascading project.
007 *
008 * Licensed under the Apache License, Version 2.0 (the "License");
009 * you may not use this file except in compliance with the License.
010 * You may obtain a copy of the License at
011 *
012 *     http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing, software
015 * distributed under the License is distributed on an "AS IS" BASIS,
016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
017 * See the License for the specific language governing permissions and
018 * limitations under the License.
019 */
020
021package cascading.management;
022
023import cascading.stats.CascadingStats;
024
025/**
026 * Interface UnitOfWork is a common interface for {@link cascading.flow.Flow} and {@link cascading.cascade.Cascade}
027 * allowing them to be used interchangeably.
028 */
029public interface UnitOfWork<Stats extends CascadingStats>
030  {
031  String getName();
032
033  String getID();
034
035  Stats getStats();
036
037  String getTags();
038
039  void prepare();
040
041  void start();
042
043  void stop();
044
045  void complete();
046
047  void cleanup();
048
049  void setSpawnStrategy( UnitOfWorkSpawnStrategy spawnStrategy );
050
051  UnitOfWorkSpawnStrategy getSpawnStrategy();
052  }