Getting some system information

Main.scala

import java.lang.management.ManagementFactory
import java.net.{InetAddress, NetworkInterface}

object Main {

  import scala.collection.JavaConverters._

  def main(args: Array[String]): Unit = {
    val localHost = InetAddress.getLocalHost
    println(localHost)
    println("host name: " + localHost.getHostName)
    println("canonical host name: " + localHost.getCanonicalHostName)
    println("host address: " + localHost.getHostAddress)

    println()

    val networkInterface = NetworkInterface.getByInetAddress(localHost)
    println(networkInterface)

    println("name: " + networkInterface.getName)
    println("display name: " + networkInterface.getDisplayName)
    println("index: " + networkInterface.getIndex)
    println("parent: " + networkInterface.getParent)
    println("hardware address: " + networkInterface.getHardwareAddress.map("%02x" format _).mkString(":"))

    println()

    val os = ManagementFactory.getOperatingSystemMXBean
    println("processors: " + os.getAvailableProcessors)
    println("os arch: " + os.getArch)
    println("os name: " + os.getName)
    println("os version: " + os.getVersion)

    val runtime = ManagementFactory.getRuntimeMXBean
    println("runtime name: " + runtime.getName)
    println("runtime pid: " + runtime.getPid)
    println("runtime input args: " + runtime.getInputArguments.asScala)
    println("runtime uptime: " + runtime.getUptime)
    println("runtime VM name: " + runtime.getVmName)
    println("runtime VM vendor: " + runtime.getVmVendor)
    println("runtime VM version: " + runtime.getVmVersion)
    println("runtime spec name: " + runtime.getSpecName)
    println("runtime spec vendor: " + runtime.getSpecVendor)
    println("runtime spec version: " + runtime.getSpecVersion)
  }
}