/*
 * 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.scheduler.cluster

import org.apache.spark.annotation.DeveloperApi

/**
 * :: DeveloperApi ::
 * Stores information about an executor to pass from the scheduler to SparkListeners.
 */
@DeveloperApi
class ExecutorInfo(
   val executorHost: String,
   val totalCores: Int,
   val logUrlMap: Map[String, String]) {

  def canEqual(other: Any): Boolean = other.isInstanceOf[ExecutorInfo]

  override def equals(other: Any): Boolean = other match {
    case that: ExecutorInfo =>
      (that canEqual this) &&
        executorHost == that.executorHost &&
        totalCores == that.totalCores &&
        logUrlMap == that.logUrlMap
    case _ => false
  }

  override def hashCode(): Int = {
    val state = Seq(executorHost, totalCores, logUrlMap)
    state.map(_.hashCode()).foldLeft(0)((a, b) => 31 * a + b)
  }
}
