spark SerializableJobConf 源码
spark SerializableJobConf 代码
文件路径：/core/src/main/scala/org/apache/spark/util/SerializableJobConf.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.util
import java.io.{ObjectInputStream, ObjectOutputStream}
import org.apache.hadoop.mapred.JobConf
private[spark]
class SerializableJobConf(@transient var value: JobConf) extends Serializable {
private def writeObject(out: ObjectOutputStream): Unit = Utils.tryOrIOException {
out.defaultWriteObject()
value.write(out)
}
private def readObject(in: ObjectInputStream): Unit = Utils.tryOrIOException {
value = new JobConf(false)
value.readFields(in)
}
}
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