spark OutputOperationInfo 源码
spark OutputOperationInfo 代码
文件路径：/streaming/src/main/scala/org/apache/spark/streaming/scheduler/OutputOperationInfo.scala
/*
* 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.streaming.scheduler
import org.apache.spark.annotation.DeveloperApi
import org.apache.spark.streaming.Time
/**
* :: DeveloperApi ::
* Class having information on output operations.
* @param batchTime Time of the batch
* @param id Id of this output operation. Different output operations have different ids in a batch.
* @param name The name of this output operation.
* @param description The description of this output operation.
* @param startTime Clock time of when the output operation started processing
* @param endTime Clock time of when the output operation started processing
* @param failureReason Failure reason if this output operation fails
*/
@DeveloperApi
case class OutputOperationInfo(
batchTime: Time,
id: Int,
name: String,
description: String,
startTime: Option[Long],
endTime: Option[Long],
failureReason: Option[String]) {
/**
* Return the duration of this output operation.
*/
def duration: Option[Long] = for (s <- startTime; e <- endTime) yield e - s
}
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