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A common base library for Apache Accumulo servers.

There is a newer version: 3.0.0

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.accumulo.server.master.state;

public enum MergeState {
  /**
   * Not merging
   */
  NONE,
  /**
   * created, stored in zookeeper, other merges are prevented on the table
   */
  STARTED,
  /**
   * put all matching tablets online, split tablets if we are deleting
   */
  SPLITTING,
  /**
   * after the tablet server chops the file, it marks the metadata table with a chopped marker
   */
  WAITING_FOR_CHOPPED,
  /**
   * when the number of chopped tablets in the range matches the number of online tablets in the range, take the tablets offline
   */
  WAITING_FOR_OFFLINE,
  /**
   * when the number of chopped, offline tablets equals the number of merge tablets, begin the metadata updates
   */
  MERGING,
  /**
   * merge is complete, the resulting tablet can be brought online, remove the marker in zookeeper
   */
  COMPLETE;

}