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/*
* Copyright (c) 2016 Cisco and/or its affiliates.
*
* Licensed 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,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.fd.honeycomb.lisp.translate.util;
import static com.google.common.base.Preconditions.checkNotNull;
import static io.fd.honeycomb.lisp.translate.read.dump.executor.params.MappingsDumpParams.EidType;
import static io.fd.honeycomb.lisp.translate.read.dump.executor.params.MappingsDumpParams.EidType.IPV4;
import static io.fd.honeycomb.lisp.translate.read.dump.executor.params.MappingsDumpParams.EidType.IPV6;
import static io.fd.honeycomb.lisp.translate.read.dump.executor.params.MappingsDumpParams.EidType.MAC;
import io.fd.honeycomb.translate.vpp.util.AddressTranslator;
import java.util.Arrays;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4AddressNoZone;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6AddressNoZone;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv4Afi;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv6Afi;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.LispAddress;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.MacAfi;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.Address;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4Builder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv6;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv6Builder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Mac;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.MacBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.adjacencies.grouping.adjacencies.adjacency.LocalEid;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.adjacencies.grouping.adjacencies.adjacency.RemoteEid;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.dp.subtable.grouping.local.mappings.local.mapping.Eid;
/**
* Trait providing converting logic for eid's
*/
public interface EidTranslator extends AddressTranslator, EidMetadataProvider {
default byte getPrefixLength(LocalEid address) {
return resolverPrefixLength(address.getAddress());
}
default byte getPrefixLength(RemoteEid address) {
return resolverPrefixLength(address.getAddress());
}
default byte getPrefixLength(
org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.eid.mapping.context.rev160801.contexts.eid.mapping.context.mappings.mapping.Eid address) {
return resolverPrefixLength(address.getAddress());
}
default byte getPrefixLength(
org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.dp.subtable.grouping.local.mappings.local.mapping.Eid address) {
return resolverPrefixLength(address.getAddress());
}
default byte getPrefixLength(
org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.dp.subtable.grouping.remote.mappings.remote.mapping.Eid address) {
return resolverPrefixLength(address.getAddress());
}
static byte resolverPrefixLength(Address address) {
switch (resolveType(address)) {
case IPV4:
return 32;
case IPV6:
return (byte) 128;
case MAC:
return 0;
default:
throw new IllegalArgumentException("Illegal type");
}
}
default Eid getArrayAsEidLocal(@Nonnull final EidType type, final byte[] address, final int vni) {
switch (type) {
case IPV4: {
return newLocalEidBuilder(Ipv4Afi.class, vni).setAddress(
new Ipv4Builder().setIpv4(arrayToIpv4AddressNoZoneReversed(address)).build())
.build();
}
case IPV6: {
return newLocalEidBuilder(Ipv6Afi.class, vni).setAddress(
new Ipv6Builder().setIpv6(arrayToIpv6AddressNoZoneReversed(address)).build())
.build();
}
case MAC: {
return newLocalEidBuilder(MacAfi.class, vni).setAddress(
new MacBuilder().setMac(new MacAddress(byteArrayToMacSeparated(address)))
.build()).build();
}
default: {
throw new IllegalStateException("Unknown type detected");
}
}
}
default org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.dp.subtable.grouping.remote.mappings.remote.mapping.Eid getArrayAsEidRemote(
@Nonnull final EidType type, final byte[] address, final int vni) {
switch (type) {
case IPV4: {
return newRemoteEidBuilder(Ipv4Afi.class, vni)
.setAddress(
new Ipv4Builder().setIpv4(arrayToIpv4AddressNoZoneReversed(address))
.build())
.build();
}
case IPV6: {
return newRemoteEidBuilder(Ipv6Afi.class, vni)
.setAddress(
new Ipv6Builder().setIpv6(arrayToIpv6AddressNoZoneReversed(address))
.build())
.build();
}
case MAC: {
return newRemoteEidBuilder(MacAfi.class, vni)
.setAddress(
new MacBuilder().setMac(new MacAddress(byteArrayToMacSeparated(address)))
.build()).build();
}
default: {
throw new IllegalStateException("Unknown type detected");
}
}
}
default LocalEid getArrayAsLocalEid(@Nonnull final EidType type, final byte[] address, final int vni) {
switch (type) {
case IPV4: {
return newEidBuilderLocal(Ipv4Afi.class, vni)
.setAddress(
new Ipv4Builder().setIpv4(arrayToIpv4AddressNoZoneReversed(address))
.build())
.build();
}
case IPV6: {
return newEidBuilderLocal(Ipv6Afi.class, vni)
.setAddress(
new Ipv6Builder().setIpv6(arrayToIpv6AddressNoZoneReversed(address))
.build())
.build();
}
case MAC: {
return newEidBuilderLocal(MacAfi.class, vni)
.setAddress(
new MacBuilder().setMac(new MacAddress(byteArrayToMacSeparated(address)))
.build()).build();
}
default: {
throw new IllegalStateException("Unknown type detected");
}
}
}
default RemoteEid getArrayAsRemoteEid(@Nonnull final EidType type, final byte[] address, final int vni) {
switch (type) {
case IPV4: {
return newEidBuilderRemote(Ipv4Afi.class, vni)
.setAddress(
new Ipv4Builder().setIpv4(arrayToIpv4AddressNoZoneReversed(address))
.build())
.build();
}
case IPV6: {
return newEidBuilderRemote(Ipv6Afi.class, vni)
.setAddress(
new Ipv6Builder().setIpv6(arrayToIpv6AddressNoZoneReversed(address))
.build())
.build();
}
case MAC: {
return newEidBuilderRemote(MacAfi.class, vni)
.setAddress(
new MacBuilder().setMac(new MacAddress(byteArrayToMacSeparated(address)))
.build()).build();
}
default: {
throw new IllegalStateException("Unknown type detected");
}
}
}
default String getArrayAsEidString(
EidType type, byte[] address) {
switch (type) {
case IPV4: {
return arrayToIpv4AddressNoZoneReversed(address).getValue();
}
case IPV6: {
return arrayToIpv6AddressNoZoneReversed(address).getValue();
}
case MAC: {
//as wrong as it looks ,its right(second param is not end index,but count)
return byteArrayToMacSeparated(Arrays.copyOfRange(address, 0, 6));
}
default: {
throw new IllegalStateException("Unknown type detected");
}
}
}
default EidType getEidType(
org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.eid.mapping.context.rev160801.contexts.eid.mapping.context.mappings.mapping.Eid address) {
checkNotNull(address, "SimpleAddress cannot be null");
return resolveType(address.getAddress());
}
default EidType getEidType(
org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.dp.subtable.grouping.local.mappings.local.mapping.Eid address) {
checkNotNull(address, "SimpleAddress cannot be null");
return resolveType(address.getAddress());
}
default EidType getEidType(
org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.dp.subtable.grouping.remote.mappings.remote.mapping.Eid address) {
checkNotNull(address, "Address cannot be null");
return resolveType(address.getAddress());
}
default EidType getEidType(final LocalEid address) {
checkNotNull(address, "Address cannot be null");
return resolveType(address.getAddress());
}
default EidType getEidType(final RemoteEid address) {
checkNotNull(address, "Address cannot be null");
return resolveType(address.getAddress());
}
static EidType resolveType(
Address address) {
if (address instanceof Ipv4) {
return IPV4;
} else if (address instanceof Ipv6) {
return IPV6;
} else if (address instanceof Mac) {
return MAC;
} else {
throw new IllegalStateException("Unknown type detected");
}
}
default byte[] getEidAsByteArray(
org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.eid.mapping.context.rev160801.contexts.eid.mapping.context.mappings.mapping.Eid address) {
checkNotNull(address, "Eid cannot be null");
return resolveByteArray(getEidType(address), address.getAddress());
}
default byte[] getEidAsByteArray(
org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.dp.subtable.grouping.local.mappings.local.mapping.Eid address) {
checkNotNull(address, "Eid cannot be null");
return resolveByteArray(getEidType(address), address.getAddress());
}
default byte[] getEidAsByteArray(
org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.dp.subtable.grouping.remote.mappings.remote.mapping.Eid address) {
checkNotNull(address, "Eid cannot be null");
return resolveByteArray(getEidType(address), address.getAddress());
}
default byte[] getEidAsByteArray(final LocalEid address) {
checkNotNull(address, "Eid cannot be null");
return resolveByteArray(getEidType(address), address.getAddress());
}
default byte[] getEidAsByteArray(final RemoteEid address) {
checkNotNull(address, "Eid cannot be null");
return resolveByteArray(getEidType(address), address.getAddress());
}
default byte[] resolveByteArray(EidType type, Address address) {
switch (type) {
case IPV4:
return ipv4AddressNoZoneToArray(new Ipv4AddressNoZone(((Ipv4) address).getIpv4()));
case IPV6:
return ipv6AddressNoZoneToArray(new Ipv6AddressNoZone(((Ipv6) address).getIpv6()));
case MAC:
return parseMac(((Mac) address).getMac().getValue());
default:
throw new IllegalArgumentException("Unsupported type");
}
}
default boolean compareEids(
LispAddress first,
LispAddress second) {
return compareAddresses(checkNotNull(first, "First eid is null").getAddress(),
checkNotNull(second, "Second eid is null").getAddress());
}
default boolean compareAddresses(Address firstAddress, Address secondAddress) {
checkNotNull(firstAddress, "First address is null");
checkNotNull(secondAddress, "Second address is null");
if (firstAddress instanceof Ipv4 && secondAddress instanceof Ipv4) {
return ((Ipv4) firstAddress).getIpv4().getValue().equals(((Ipv4) secondAddress).getIpv4().getValue());
}
if (firstAddress instanceof Ipv6 && secondAddress instanceof Ipv6) {
return ((Ipv6) firstAddress).getIpv6().getValue().equals(((Ipv6) secondAddress).getIpv6().getValue());
}
if (firstAddress instanceof Mac && secondAddress instanceof Mac) {
return ((Mac) firstAddress).getMac().getValue().equals(((Mac) secondAddress).getMac().getValue());
}
return false;
}
}
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