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/*
* 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.spark
import org.apache.mesos.Protos.{TaskState => MesosTaskState}
private[spark] object TaskState extends Enumeration {
val LAUNCHING, RUNNING, FINISHED, FAILED, KILLED, LOST = Value
val FINISHED_STATES = Set(FINISHED, FAILED, KILLED, LOST)
type TaskState = Value
def isFailed(state: TaskState): Boolean = (LOST == state) || (FAILED == state)
def isFinished(state: TaskState): Boolean = FINISHED_STATES.contains(state)
def toMesos(state: TaskState): MesosTaskState = state match {
case LAUNCHING => MesosTaskState.TASK_STARTING
case RUNNING => MesosTaskState.TASK_RUNNING
case FINISHED => MesosTaskState.TASK_FINISHED
case FAILED => MesosTaskState.TASK_FAILED
case KILLED => MesosTaskState.TASK_KILLED
case LOST => MesosTaskState.TASK_LOST
}
def fromMesos(mesosState: MesosTaskState): TaskState = mesosState match {
case MesosTaskState.TASK_STAGING => LAUNCHING
case MesosTaskState.TASK_STARTING => LAUNCHING
case MesosTaskState.TASK_RUNNING => RUNNING
case MesosTaskState.TASK_FINISHED => FINISHED
case MesosTaskState.TASK_FAILED => FAILED
case MesosTaskState.TASK_KILLED => KILLED
case MesosTaskState.TASK_LOST => LOST
case MesosTaskState.TASK_ERROR => LOST
}
}
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