1/* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package org.apache.spark.scheduler 19 20import java.util.Properties 21 22/** 23 * A set of tasks submitted together to the low-level TaskScheduler, usually representing 24 * missing partitions of a particular stage. 25 */ 26private[spark] class TaskSet( 27 val tasks: Array[Task[_]], 28 val stageId: Int, 29 val stageAttemptId: Int, 30 val priority: Int, 31 val properties: Properties) { 32 val id: String = stageId + "." + stageAttemptId 33 34 override def toString: String = "TaskSet " + id 35} 36