gerrit.fd Code Review - hc2vpp.git/blob

   1 package io.fd.honeycomb.translate.vpp.util;
   2
   3 import static com.google.common.base.Preconditions.checkNotNull;
   4
   5 import javax.annotation.Nonnull;
   6 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
   7 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
   8 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4AddressNoZone;
   9 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Address;
  10 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6AddressNoZone;
  11
  12 /**
  13  * Aggregation trait providing logic for converting address based data
  14  */
  15 public interface AddressTranslator extends Ipv4Translator, Ipv6Translator, MacTranslator {
  16
  17     default byte[] ipAddressToArray(IpAddress address) {
  18         checkNotNull(address, "Cannot resolve null adddress");
  19
  20         if (isIpv6(address)) {
  21             return ipv6AddressNoZoneToArray(new Ipv6AddressNoZone(address.getIpv6Address()));
  22         } else {
  23             return ipv4AddressNoZoneToArray(new Ipv4AddressNoZone(address.getIpv4Address()));
  24         }
  25     }
  26
  27
  28     /**
  29      * Converts {@link IpAddress} to array representing {@link Ipv4Address} or {@link Ipv6Address}
  30      */
  31     default byte[] ipAddressToArray(boolean isIpv6, @Nonnull IpAddress address) {
  32         checkNotNull(address, "Cannot convert null Address");
  33
  34         if (isIpv6) {
  35             return ipv6AddressNoZoneToArray(new Ipv6AddressNoZone(address.getIpv6Address()));
  36         } else {
  37             return ipv4AddressNoZoneToArray(new Ipv4AddressNoZone(address.getIpv4Address()));
  38         }
  39     }
  40
  41     /**
  42      * Converts array bytes to {@link IpAddress}
  43      */
  44     @Nonnull
  45     default IpAddress arrayToIpAddress(boolean isIpv6, byte[] ip) {
  46         if (isIpv6) {
  47             return new IpAddress(arrayToIpv6AddressNoZone(ip));
  48         } else {
  49             return new IpAddress(arrayToIpv4AddressNoZone(ip));
  50         }
  51     }
  52
  53     default IpAddress reverseAddress(@Nonnull final IpAddress address) {
  54         //arrayToIpAdddress internaly reverts order
  55         return arrayToIpAddress(isIpv6(address), ipAddressToArray(address));
  56     }
  57 }