bgp/evpn/src/main/java/org/opendaylight/protocol/bgp/evpn/impl/esi/types/LanParser.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. and others.  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
   9 package org.opendaylight.protocol.bgp.evpn.impl.esi.types;
  10
  11 import static org.opendaylight.protocol.bgp.evpn.impl.esi.types.EsiModelUtil.extractBP;
  12 import static org.opendaylight.protocol.bgp.evpn.impl.esi.types.EsiModelUtil.extractBrigeMac;
  13
  14 import com.google.common.base.Preconditions;
  15 import io.netty.buffer.ByteBuf;
  16 import org.opendaylight.protocol.util.ByteArray;
  17 import org.opendaylight.protocol.util.ByteBufWriteUtil;
  18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.IetfYangUtil;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.evpn.rev180329.EsiType;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.evpn.rev180329.esi.Esi;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.evpn.rev180329.esi.esi.LanAutoGeneratedCase;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.evpn.rev180329.esi.esi.LanAutoGeneratedCaseBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.evpn.rev180329.esi.esi.lan.auto.generated._case.LanAutoGenerated;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.evpn.rev180329.esi.esi.lan.auto.generated._case.LanAutoGeneratedBuilder;
  25 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  26
  27 final class LanParser extends AbstractEsiType {
  28
  29     @Override
  30     public void serializeBody(final Esi esi, final ByteBuf body) {
  31         Preconditions.checkArgument(esi instanceof LanAutoGeneratedCase,
  32                 "Unknown esi instance. Passed %s. Needed LanAutoGeneratedCase.", esi.getClass());
  33         final LanAutoGenerated lan = ((LanAutoGeneratedCase) esi).getLanAutoGenerated();
  34         body.writeBytes(IetfYangUtil.INSTANCE.bytesFor(lan.getRootBridgeMacAddress()));
  35         ByteBufWriteUtil.writeUnsignedShort(lan.getRootBridgePriority(), body);
  36         body.writeZero(ZERO_BYTE);
  37     }
  38
  39     @Override
  40     protected EsiType getType() {
  41         return EsiType.LanAutoGenerated;
  42     }
  43
  44     @Override
  45     public Esi serializeEsi(final ContainerNode esi) {
  46         final LanAutoGeneratedBuilder lanBuilder = new LanAutoGeneratedBuilder();
  47         lanBuilder.setRootBridgeMacAddress(extractBrigeMac(esi));
  48         lanBuilder.setRootBridgePriority(extractBP(esi));
  49         return new LanAutoGeneratedCaseBuilder().setLanAutoGenerated(lanBuilder.build()).build();
  50     }
  51
  52     @Override
  53     public Esi parseEsi(final ByteBuf buffer) {
  54         final LanAutoGenerated t2 = new LanAutoGeneratedBuilder()
  55             .setRootBridgeMacAddress(IetfYangUtil.INSTANCE
  56                     .macAddressFor(ByteArray.readBytes(buffer, MAC_ADDRESS_LENGTH)))
  57             .setRootBridgePriority(buffer.readUnsignedShort()).build();
  58         return new LanAutoGeneratedCaseBuilder().setLanAutoGenerated(t2).build();
  59     }
  60 }