/*
 * Copyright 2019 WeBank
 *
 * 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.webank.wedatasphere.linkis.engine.spark.common

/**
  * Created by allenlliu on 2018/11/19.
  */
sealed trait State

object State {
  def apply(str: String): State = {
    str match {
      case "not_started" => NotStarted()
      case "starting" => Starting()
      case "idle" => Idle()
      case "running" => Running()
      case "busy" => Busy()
      case "error" => Error()
      case "shutting_down" => ShuttingDown()
      case "dead" => Dead()
      case "success" => Success()
    }
  }
}

case class NotStarted() extends State {
  override def toString = "not_started"
}

case class Starting() extends State {
  override def toString = "starting"
}

case class Idle() extends State {
  override def toString = "idle"
}

case class Running() extends State {
  override def toString = "running"
}

case class Busy() extends State {
  override def toString = "busy"
}

case class Error() extends State {
  override def toString = "error"
}

case class ShuttingDown() extends State {
  override def toString = "shutting_down"
}

case class Dead() extends State {
  override def toString = "dead"
}

case class Success() extends State {
  override def toString = "success"
}