org.apache.spark.api.r.RAuthHelper.scala Maven / Gradle / Ivy
/*
* 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,
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* See the License for the specific language governing permissions and
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package org.apache.spark.api.r
import java.io.{DataInputStream, DataOutputStream}
import java.net.Socket
import org.apache.spark.SparkConf
import org.apache.spark.security.SocketAuthHelper
private[spark] class RAuthHelper(conf: SparkConf) extends SocketAuthHelper(conf) {
override protected def readUtf8(s: Socket): String = {
SerDe.readString(new DataInputStream(s.getInputStream()))
}
override protected def writeUtf8(str: String, s: Socket): Unit = {
val out = s.getOutputStream()
SerDe.writeString(new DataOutputStream(out), str)
out.flush()
}
}