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package.scala
77 lines (66 loc) · 3.54 KB
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package.scala
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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.sql
import java.util.concurrent.TimeUnit
import org.apache.kafka.common.TopicPartition
import org.apache.spark.internal.config.ConfigBuilder
package object kafka010 { // scalastyle:ignore
// ^^ scalastyle:ignore is for ignoring warnings about digits in package name
type PartitionOffsetMap = Map[TopicPartition, Long]
private[kafka010] val PRODUCER_CACHE_TIMEOUT =
ConfigBuilder("spark.kafka.producer.cache.timeout")
.doc("The expire time to remove the unused producers.")
.timeConf(TimeUnit.MILLISECONDS)
.createWithDefaultString("10m")
private[kafka010] val CONSUMER_CACHE_CAPACITY =
ConfigBuilder("spark.kafka.consumer.cache.capacity")
.doc("The maximum number of consumers cached. Please note it's a soft limit" +
" (check Structured Streaming Kafka integration guide for further details).")
.intConf
.createWithDefault(64)
private[kafka010] val CONSUMER_CACHE_JMX_ENABLED =
ConfigBuilder("spark.kafka.consumer.cache.jmx.enable")
.doc("Enable or disable JMX for pools created with this configuration instance.")
.booleanConf
.createWithDefault(false)
private[kafka010] val CONSUMER_CACHE_TIMEOUT =
ConfigBuilder("spark.kafka.consumer.cache.timeout")
.doc("The minimum amount of time a consumer may sit idle in the pool before " +
"it is eligible for eviction by the evictor. " +
"When non-positive, no consumers will be evicted from the pool due to idle time alone.")
.timeConf(TimeUnit.MILLISECONDS)
.createWithDefaultString("5m")
private[kafka010] val CONSUMER_CACHE_EVICTOR_THREAD_RUN_INTERVAL =
ConfigBuilder("spark.kafka.consumer.cache.evictorThreadRunInterval")
.doc("The interval of time between runs of the idle evictor thread for consumer pool. " +
"When non-positive, no idle evictor thread will be run.")
.timeConf(TimeUnit.MILLISECONDS)
.createWithDefaultString("1m")
private[kafka010] val FETCHED_DATA_CACHE_TIMEOUT =
ConfigBuilder("spark.kafka.consumer.fetchedData.cache.timeout")
.doc("The minimum amount of time a fetched data may sit idle in the pool before " +
"it is eligible for eviction by the evictor. " +
"When non-positive, no fetched data will be evicted from the pool due to idle time alone.")
.timeConf(TimeUnit.MILLISECONDS)
.createWithDefaultString("5m")
private[kafka010] val FETCHED_DATA_CACHE_EVICTOR_THREAD_RUN_INTERVAL =
ConfigBuilder("spark.kafka.consumer.fetchedData.cache.evictorThreadRunInterval")
.doc("The interval of time between runs of the idle evictor thread for fetched data pool. " +
"When non-positive, no idle evictor thread will be run.")
.timeConf(TimeUnit.MILLISECONDS)
.createWithDefaultString("1m")
}