Scala Inet4Address类代码示例

//设置package包名称以及导入依赖的类
package edu.uw.at.iroberts.wirefugue.pcap

import org.scalatest.{Matchers, WordSpecLike}


class IPAddressSpec extends WordSpecLike with Matchers {
  val ipString: String = "192.168.42.196"
  val ipBytes: Seq[Byte] = Seq(0xc0, 0xa8, 0x2a, 0xc4).map(_.toByte)
  "an IPAddress" should {
    "be constructable from String and Seq[Byte]" in {
      IPAddress(ipString) shouldEqual IPAddress(ipBytes)
    }

    "produce a string representation" in {
      val a = IPAddress(ipBytes)

      a.toString shouldEqual ipString
    }

    "produce a byte sequence representation" in {
      val a = IPAddress(ipString)

      a.bytes shouldEqual ipBytes
    }

    "provide an equivalent java.net.Inet4Address" in {
      import java.net.{InetAddress, Inet4Address}

      val a = IPAddress(ipString)

      a.inet4Address shouldEqual InetAddress.getByAddress(ipBytes.toArray).asInstanceOf[Inet4Address]
    }

    "reject invalid sequences upon construction" in {
      assertThrows[IllegalArgumentException] {
        IPAddress(Seq[Byte](0x10, 0x20, 0x30, 0x40, 0x50))
      }
    }

    "reject invalid strings upon construction" in {
      assertThrows[IllegalArgumentException] {
        IPAddress("192.168.0.256")
      }
      assertThrows[IllegalArgumentException] {
        IPAddress("10.0.0.0.1")
      }
      assertThrows[IllegalArgumentException] {
        IPAddress("192.168.2")
      }
    }
  }

} 

//设置package包名称以及导入依赖的类
package com.github.shadowsocks.acl

import java.net.{Inet4Address, Inet6Address, InetAddress}

import com.github.shadowsocks.utils.Utils


@throws[IllegalArgumentException]
class Subnet(val address: InetAddress, val prefixSize: Int) extends Comparable[Subnet] {
  if (prefixSize < 0) throw new IllegalArgumentException
  address match {
    case _: Inet4Address => if (prefixSize > 32) throw new IllegalArgumentException
    case _: Inet6Address => if (prefixSize > 128) throw new IllegalArgumentException
  }

  override def toString: String = if (address match {
    case _: Inet4Address => prefixSize == 32
    case _: Inet6Address => prefixSize == 128
  }) address.getHostAddress else address.getHostAddress + '/' + prefixSize

  override def compareTo(that: Subnet): Int = {
    val addrThis = address.getAddress
    val addrThat = that.address.getAddress
    var result = addrThis lengthCompare addrThat.length // IPv4 address goes first
    if (result != 0) return result
    for ((x, y) <- addrThis zip addrThat) {
      result = (x & 0xFF) compare (y & 0xFF)  // undo sign extension of signed byte
      if (result != 0) return result
    }
    prefixSize compare that.prefixSize
  }
}

object Subnet {
  @throws[IllegalArgumentException]
  def fromString(value: String): Subnet = {
    val parts = value.split("/")
    if (!Utils.isNumeric(parts(0))) throw new IllegalArgumentException()
    val addr = InetAddress.getByName(parts(0))
    parts.length match {
      case 1 => new Subnet(addr, addr match {
        case _: Inet4Address => 32
        case _: Inet6Address => 128
      })
      case 2 => new Subnet(addr, parts(1).toInt)
      case _ => throw new IllegalArgumentException()
    }
  }
} 

//设置package包名称以及导入依赖的类
package io.hydrosphere.mist.utils

import java.net.{Inet4Address, InetAddress, NetworkInterface}

import scala.collection.JavaConverters._

object NetUtils {

  
  def findLocalInetAddress(): InetAddress = {
    val address = InetAddress.getLocalHost
    if (address.isLoopbackAddress) {
      val activeNetworkIFs = NetworkInterface.getNetworkInterfaces.asScala.toList
      for (ni <- activeNetworkIFs) {
        val addresses = ni.getInetAddresses.asScala.toList
          .filterNot(addr => addr.isLinkLocalAddress || addr.isLoopbackAddress)
        if (addresses.nonEmpty) {
          val addr = addresses.find(_.isInstanceOf[Inet4Address]).getOrElse(addresses.head)
          val strippedAddress = InetAddress.getByAddress(addr.getAddress)
          return strippedAddress
        }
      }
    }
    address
  }
} 

//设置package包名称以及导入依赖的类
package com.bwsw.sj.examples.sflow.module.process.udf

import java.net.{Inet4Address, Inet6Address, InetAddress}

import com.bwsw.sj.common.DAL.repository.ConnectionRepository
import com.bwsw.sj.common.utils.ConfigSettingsUtils
import com.maxmind.geoip.LookupService
import org.slf4j.LoggerFactory

object GeoIp {
  private val logger = LoggerFactory.getLogger(this.getClass)

  private val fileStorage = ConnectionRepository.getFileStorage

  private lazy val ipv4AsNumLookup = getAsLookupServiceIpv4
  private lazy val ipv6AsNumLookup = getAsLookupServiceIpv6

  def resolveAs(ip: String): Int = {
    try {
      InetAddress.getByName(ip) match {
        case _: Inet4Address =>
          if (ipv4AsNumLookup.getID(ip) != 0) ipv4AsNumLookup.getOrg(ip).split(" ")(0).substring(2).toInt else 0
        case _: Inet6Address =>
          if (ipv6AsNumLookup.getID(ip) != 0) ipv6AsNumLookup.getOrgV6(ip).split(" ")(0).substring(2).toInt else 0
      }
    } catch {
      case _: java.net.UnknownHostException =>
        throw new Exception( s"""resolveAs error: "$ip" isn't correct ip address""")
      case _: com.maxmind.geoip.InvalidDatabaseException =>
        logger.error( s"""resolveAs error: "$ip" com.maxmind.geoip.InvalidDatabaseException""")
        0
    }
  }

  private def getAsLookupServiceIpv4 = {
    val geoIpFileName = ConfigSettingsUtils.getGeoIpAsNumFileName()

    createLookupService(geoIpFileName)
  }

  private def getAsLookupServiceIpv6 = {
    val geoIpFileName = ConfigSettingsUtils.getGeoIpAsNumv6FileName()

    createLookupService(geoIpFileName)
  }
  
  private def createLookupService(filename: String) = {
    val databaseFile = fileStorage.get(filename, filename)

    new LookupService(databaseFile)
  }
} 

//设置package包名称以及导入依赖的类
package refined.guava.net

import java.net.{Inet4Address, Inet6Address}

import com.google.common.net.{InetAddresses, InternetDomainName, MediaType}
import eu.timepit.refined.api.Validate
import refined.guava.net.net.{DNS, IP, IPv4, IPv6, Media}

object net extends NetValidate {
  case class IP()
  case class IPv4()
  case class IPv6()
  case class DNS()
  case class Media()
}

private[net] trait NetValidate {
  implicit def ipValidate: Validate.Plain[String, IP] =
    Validate.fromPartial(InetAddresses.forString, "IP Address", IP())

  implicit def ipv4Validate: Validate.Plain[String, IPv4] =
    Validate.fromPredicate(
      str => InetAddresses.forString(str).isInstanceOf[Inet4Address],
      str => s"$str is not an IPv4 Address",
      IPv4())

  implicit def ipv6Validate: Validate.Plain[String, IPv6] =
    Validate.fromPredicate(
      str => InetAddresses.forString(str).isInstanceOf[Inet6Address],
      str => s"$str is not an IPv6 Address",
      IPv6())


  implicit def dnsValidate: Validate.Plain[String, DNS] =
    Validate.fromPartial(InternetDomainName.from, "DNS name", DNS())

  implicit def mediaValidate: Validate.Plain[String, Media] =
    Validate.fromPartial(MediaType.parse, "MediaType", Media())

} 

//设置package包名称以及导入依赖的类
package io.blumenplace.monitor

import java.net.Inet4Address
import akka.actor.{Actor, Props}
import com.typesafe.scalalogging.LazyLogging
// import consul.Consul


class ConsulSettings(address: Inet4Address, port: Int = 8500) extends Actor with LazyLogging {
  def receive = {
    case _ =>
      logger.error("Unexpected message has been received")
  }
}

object ConsulSettings {

  case class ReadSettings()

  def props() = Props(classOf[ConsulSettings])
}