| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * 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 org.onosproject.lisp.msg.protocols; |
| |
| import io.netty.buffer.ByteBuf; |
| import org.onlab.packet.DeserializationException; |
| import org.onosproject.lisp.msg.exceptions.LispParseError; |
| import org.onosproject.lisp.msg.exceptions.LispReaderException; |
| import org.onosproject.lisp.msg.exceptions.LispWriterException; |
| import org.onosproject.lisp.msg.types.LispAfiAddress; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Default implementation of LispReferral. |
| */ |
| public final class DefaultLispReferral extends DefaultLispGenericLocator |
| implements LispReferral { |
| |
| static final DefaultLispReferral.ReferralWriter WRITER; |
| static { |
| WRITER = new ReferralWriter(); |
| } |
| |
| /** |
| * A private constructor that protects object instantiation from external. |
| * |
| * @param priority uni-cast priority |
| * @param weight uni-cast weight |
| * @param multicastPriority multi-cast priority |
| * @param multicastWeight multi-cast weight |
| * @param localLocator local locator flag |
| * @param rlocProbed RLOC probed flag |
| * @param routed routed flag |
| * @param locatorAfi locator AFI |
| */ |
| private DefaultLispReferral(byte priority, byte weight, byte multicastPriority, |
| byte multicastWeight, boolean localLocator, |
| boolean rlocProbed, boolean routed, |
| LispAfiAddress locatorAfi) { |
| super(priority, weight, multicastPriority, multicastWeight, |
| localLocator, rlocProbed, routed, locatorAfi); |
| } |
| |
| @Override |
| public void writeTo(ByteBuf byteBuf) throws LispWriterException { |
| WRITER.writeTo(byteBuf, this); |
| } |
| |
| public static final class DefaultReferralBuilder |
| extends AbstractGenericLocatorBuilder<ReferralBuilder> |
| implements ReferralBuilder { |
| |
| @Override |
| public LispReferral build() { |
| |
| checkNotNull(locatorAfi, "Must specify a locator address"); |
| |
| return new DefaultLispReferral(priority, weight, multicastPriority, |
| multicastWeight, localLocator, rlocProbed, routed, locatorAfi); |
| } |
| } |
| |
| /** |
| * A LISP message reader for Referral portion. |
| */ |
| public static final class ReferralReader implements LispMessageReader<LispReferral> { |
| |
| @Override |
| public LispReferral readFrom(ByteBuf byteBuf) throws LispParseError, |
| LispReaderException, |
| DeserializationException { |
| LispGenericLocator gl = deserialize(byteBuf); |
| |
| return new DefaultReferralBuilder() |
| .withPriority(gl.getPriority()) |
| .withWeight(gl.getWeight()) |
| .withMulticastPriority(gl.getMulticastPriority()) |
| .withMulticastWeight(gl.getMulticastWeight()) |
| .withLocalLocator(gl.isLocalLocator()) |
| .withRouted(gl.isRouted()) |
| .withLocatorAfi(gl.getLocatorAfi()).build(); |
| } |
| } |
| |
| /** |
| * A LISP message writer for Referral portion. |
| */ |
| public static final class ReferralWriter implements LispMessageWriter<LispReferral> { |
| |
| @Override |
| public void writeTo(ByteBuf byteBuf, LispReferral message) |
| throws LispWriterException { |
| |
| serialize(byteBuf, message); |
| } |
| } |
| } |