content: /*
   * 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.celeborn.common.util;
  
  import org.apache.celeborn.common.meta.WorkerEventInfo;
  import org.apache.celeborn.common.meta.WorkerStatus;
  import org.apache.celeborn.common.protocol.PbWorkerStatus;
  
  public class WorkerStatusUtils {
  
    public static boolean meetFinalState(WorkerEventInfo workerEventInfo, WorkerStatus workerStatus) {
      switch (workerEventInfo.getEventType()) {
        case DecommissionThenIdle:
          return (workerStatus != null && workerStatus.getState() == PbWorkerStatus.State.Idle);
        case Recommission:
        case None:
          return (workerStatus != null && workerStatus.getState() == PbWorkerStatus.State.Normal);
        case Immediately:
        case Decommission:
        case Graceful:
        case UNRECOGNIZED:
          return false;
        default:
          throw new IllegalStateException("Unexpected value: " + workerEventInfo.getEventType());
      }
    }
  }
  