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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.status.api.v1.streaming
import java.util.{ArrayList => JArrayList, Arrays => JArrays, Date, List => JList}
import javax.ws.rs.{GET, Produces, QueryParam}
import javax.ws.rs.core.MediaType
import org.apache.spark.status.api.v1.streaming.AllBatchesResource._
import org.apache.spark.streaming.ui.StreamingJobProgressListener
@Produces(Array(MediaType.APPLICATION_JSON))
private[v1] class AllBatchesResource(listener: StreamingJobProgressListener) {
@GET
def batchesList(@QueryParam("status") statusParams: JList[BatchStatus]): Seq[BatchInfo] = {
batchInfoList(listener, statusParams).sortBy(- _.batchId)
}
}
private[v1] object AllBatchesResource {
def batchInfoList(
listener: StreamingJobProgressListener,
statusParams: JList[BatchStatus] = new JArrayList[BatchStatus]()): Seq[BatchInfo] = {
listener.synchronized {
val statuses =
if (statusParams.isEmpty) JArrays.asList(BatchStatus.values(): _*) else statusParams
val statusToBatches = Seq(
BatchStatus.COMPLETED -> listener.retainedCompletedBatches,
BatchStatus.QUEUED -> listener.waitingBatches,
BatchStatus.PROCESSING -> listener.runningBatches
)
val batchInfos = for {
(status, batches) <- statusToBatches
batch <- batches if statuses.contains(status)
} yield {
val batchId = batch.batchTime.milliseconds
val firstFailureReason = batch.outputOperations.flatMap(_._2.failureReason).headOption
new BatchInfo(
batchId = batchId,
batchTime = new Date(batchId),
status = status.toString,
batchDuration = listener.batchDuration,
inputSize = batch.numRecords,
schedulingDelay = batch.schedulingDelay,
processingTime = batch.processingDelay,
totalDelay = batch.totalDelay,
numActiveOutputOps = batch.numActiveOutputOp,
numCompletedOutputOps = batch.numCompletedOutputOp,
numFailedOutputOps = batch.numFailedOutputOp,
numTotalOutputOps = batch.outputOperations.size,
firstFailureReason = firstFailureReason
)
}
batchInfos
}
}
}
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