mappingservice/lisp-proto/src/main/java/org/opendaylight/lispflowmapping/lisp/util/AddressTypeMap.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.lispflowmapping.lisp.util;
   9
  10 import java.util.HashMap;
  11 import java.util.Map;
  12
  13 import org.opendaylight.lispflowmapping.lisp.type.LispCanonicalAddressFormatEnum;
  14 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana.afn.safi.rev130704.AddressFamily;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.AfiListLcaf;
  16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.ApplicationDataLcaf;
  17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.AsNumberAfi;
  18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.DistinguishedNameAfi;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.ExplicitLocatorPathLcaf;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.InstanceIdLcaf;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv4Afi;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv4PrefixAfi;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv6Afi;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv6PrefixAfi;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.KeyValueAddressLcaf;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Lcaf;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.LispAddressFamily;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.MacAfi;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.NoAddressAfi;
  30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.SimpleAddress;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.SourceDestKeyLcaf;
  32
  33 /**
  34  * This class contains static HashMaps of AFIs and LCAF types to LispAddressFamily identities
  35  *
  36  * @author Lorand Jakab
  37  *
  38  */
  39 public final class AddressTypeMap {
  40     private static Map<Short, Class<? extends LispAddressFamily>> afiToAddressTypeMap;
  41     private static Map<Short, Class<? extends LispAddressFamily>> lcafToAddressTypeMap;
  42
  43     private static void initializeAfiMap() {
  44         afiToAddressTypeMap = new HashMap<Short, Class<? extends LispAddressFamily>>();
  45         afiToAddressTypeMap.put((short) 0, NoAddressAfi.class);
  46         afiToAddressTypeMap.put((short) AddressFamily.IpV4.getIntValue(), Ipv4Afi.class);
  47         afiToAddressTypeMap.put((short) (AddressFamily.IpV4.getIntValue() * -1), Ipv4PrefixAfi.class);
  48         afiToAddressTypeMap.put((short) AddressFamily.IpV6.getIntValue(), Ipv6Afi.class);
  49         afiToAddressTypeMap.put((short) (AddressFamily.IpV6.getIntValue() * -1), Ipv6PrefixAfi.class);
  50         afiToAddressTypeMap.put((short) AddressFamily.DistinguishedName.getIntValue(), DistinguishedNameAfi.class);
  51         afiToAddressTypeMap.put((short) AddressFamily.AsNumber.getIntValue(), AsNumberAfi.class);
  52         afiToAddressTypeMap.put((short) AddressFamily.LispCanonicalAddressFormat.getIntValue(), Lcaf.class);
  53         afiToAddressTypeMap.put((short) AddressFamily._48BitMac.getIntValue(), MacAfi.class);
  54     }
  55
  56     private static void initializeLcafMap() {
  57         lcafToAddressTypeMap = new HashMap<Short, Class<? extends LispAddressFamily>>();
  58         lcafToAddressTypeMap.put((short) LispCanonicalAddressFormatEnum.LIST.getLispCode(), AfiListLcaf.class);
  59         lcafToAddressTypeMap.put((short) LispCanonicalAddressFormatEnum.SEGMENT.getLispCode(), InstanceIdLcaf.class);
  60         lcafToAddressTypeMap.put((short) LispCanonicalAddressFormatEnum.APPLICATION_DATA.getLispCode(),
  61                 ApplicationDataLcaf.class);
  62         lcafToAddressTypeMap.put((short) LispCanonicalAddressFormatEnum.TRAFFIC_ENGINEERING.getLispCode(),
  63                 ExplicitLocatorPathLcaf.class);
  64         lcafToAddressTypeMap.put((short) LispCanonicalAddressFormatEnum.SOURCE_DEST.getLispCode(),
  65                 SourceDestKeyLcaf.class);
  66         lcafToAddressTypeMap.put((short) LispCanonicalAddressFormatEnum.KEY_VALUE.getLispCode(),
  67                 KeyValueAddressLcaf.class);
  68         // TODO
  69     }
  70
  71     public static Class<? extends LispAddressFamily> getAddressType(short afi) {
  72         if (afiToAddressTypeMap == null) {
  73             initializeAfiMap();
  74         }
  75         return afiToAddressTypeMap.get(afi);
  76     }
  77
  78     public static Class<? extends LispAddressFamily> getLcafType(short lcafType) {
  79         if (lcafToAddressTypeMap == null) {
  80             initializeLcafMap();
  81         }
  82         return lcafToAddressTypeMap.get(lcafType);
  83     }
  84
  85     public static Class <? extends LispAddressFamily> getSimpleAddressInnerType(SimpleAddress address) {
  86         if (address == null) {
  87             return null;
  88         } else if (address.getIpAddress() != null) {
  89             if (address.getIpAddress().getIpv4Address() != null) {
  90                 return Ipv4Afi.class;
  91             } else if (address.getIpAddress().getIpv6Address() != null) {
  92                 return Ipv6Afi.class;
  93             }
  94         } else if (address.getIpPrefix() != null) {
  95             if (address.getIpPrefix().getIpv4Prefix() != null) {
  96                 return Ipv4PrefixAfi.class;
  97             } else if (address.getIpPrefix().getIpv6Prefix() != null) {
  98                 return Ipv6PrefixAfi.class;
  99             }
 100         } else if (address.getMacAddress() != null) {
 101             return MacAfi.class;
 102         } else if (address.getAsNumber() != null) {
 103             return AsNumberAfi.class;
 104         } else if (address.getDistinguishedNameType() != null) {
 105             return DistinguishedNameAfi.class;
 106         }
 107         return null;
 108     }
 109 }