2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
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
9 package org.opendaylight.protocol.bmp.parser.tlv;
11 import static java.util.Objects.requireNonNull;
12 import static org.opendaylight.protocol.util.ByteBufWriteUtil.writeUnsignedByte;
13 import static org.opendaylight.protocol.util.ByteBufWriteUtil.writeUnsignedLong;
14 import static org.opendaylight.protocol.util.ByteBufWriteUtil.writeUnsignedShort;
16 import com.google.common.base.Preconditions;
17 import io.netty.buffer.ByteBuf;
18 import io.netty.buffer.Unpooled;
19 import java.math.BigInteger;
20 import org.opendaylight.protocol.bgp.parser.spi.AddressFamilyRegistry;
21 import org.opendaylight.protocol.bgp.parser.spi.SubsequentAddressFamilyRegistry;
22 import org.opendaylight.protocol.bmp.spi.parser.BmpDeserializationException;
23 import org.opendaylight.protocol.bmp.spi.parser.BmpTlvParser;
24 import org.opendaylight.protocol.bmp.spi.parser.BmpTlvSerializer;
25 import org.opendaylight.protocol.bmp.spi.parser.TlvUtil;
26 import org.opendaylight.protocol.util.ByteArray;
27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Gauge64;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev171207.Tlv;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev171207.stat.tlvs.PerAfiSafiLocRibTlv;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev171207.stat.tlvs.PerAfiSafiLocRibTlvBuilder;
32 public class StatType010TlvHandler implements BmpTlvParser, BmpTlvSerializer {
34 public static final int TYPE = 10;
35 private final AddressFamilyRegistry afiRegistry;
36 private final SubsequentAddressFamilyRegistry safiRegistry;
38 public StatType010TlvHandler(final AddressFamilyRegistry afiReg, SubsequentAddressFamilyRegistry safiReg) {
39 this.afiRegistry = requireNonNull(afiReg, "AddressFamily cannot be null");
40 this.safiRegistry = requireNonNull(safiReg, "SubsequentAddressFamily cannot be null");
44 public void serializeTlv(final Tlv tlv, final ByteBuf output) {
45 Preconditions.checkArgument(tlv instanceof PerAfiSafiLocRibTlv, "PerAfiSafiLocRibInTlv is mandatory.");
46 final ByteBuf buffer = Unpooled.buffer();
47 writeUnsignedShort(this.afiRegistry.numberForClass(((PerAfiSafiLocRibTlv) tlv).getAfi()), buffer);
48 writeUnsignedByte(this.safiRegistry.numberForClass(((PerAfiSafiLocRibTlv) tlv).getSafi()).shortValue(), buffer);
49 writeUnsignedLong(((PerAfiSafiLocRibTlv) tlv).getCount().getValue(), buffer);
50 TlvUtil.formatTlv(TYPE, buffer, output);
54 public Tlv parseTlv(final ByteBuf buffer) throws BmpDeserializationException {
58 return new PerAfiSafiLocRibTlvBuilder()
59 .setAfi(this.afiRegistry.classForFamily(buffer.readUnsignedShort()))
60 .setSafi(this.safiRegistry.classForFamily(buffer.readUnsignedByte()))
61 .setCount(new Gauge64(new BigInteger(ByteArray.readAllBytes(buffer)))).build();