2 * Copyright (c) 2013 Pantheon Technologies s.r.o. 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.openflowjava.protocol.impl.deserialization.factories;
11 import io.netty.buffer.ByteBuf;
13 import java.util.ArrayList;
14 import java.util.List;
16 import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
17 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.RateQueueProperty;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.RateQueuePropertyBuilder;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.QueueId;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.QueueProperties;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetQueueConfigOutput;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetQueueConfigOutputBuilder;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.queue.get.config.reply.Queues;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.queue.get.config.reply.QueuesBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.queue.property.header.QueueProperty;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.queue.property.header.QueuePropertyBuilder;
31 * Translates QueueGetConfigReply messages (OpenFlow v1.0)
32 * @author michal.polkorab
34 public class OF10QueueGetConfigReplyMessageFactory implements OFDeserializer<GetQueueConfigOutput> {
36 private static final byte PADDING_IN_QUEUE_GET_CONFIG_REPLY_HEADER = 6;
37 private static final byte PADDING_IN_PACKET_QUEUE_HEADER = 2;
38 private static final byte PADDING_IN_QUEUE_PROPERTY_HEADER = 4;
39 private static final byte PADDING_IN_RATE_QUEUE_PROPERTY = 6;
40 private static final byte PACKET_QUEUE_HEADER_LENGTH = 8;
43 public GetQueueConfigOutput deserialize(ByteBuf rawMessage) {
44 GetQueueConfigOutputBuilder builder = new GetQueueConfigOutputBuilder();
45 builder.setVersion((short) EncodeConstants.OF10_VERSION_ID);
46 builder.setXid((rawMessage.readUnsignedInt()));
47 builder.setPort(new PortNumber((long) rawMessage.readUnsignedShort()));
48 rawMessage.skipBytes(PADDING_IN_QUEUE_GET_CONFIG_REPLY_HEADER);
49 builder.setQueues(createQueuesList(rawMessage));
50 return builder.build();
53 private static List<Queues> createQueuesList(ByteBuf input){
54 List<Queues> queuesList = new ArrayList<>();
55 while (input.readableBytes() > 0) {
56 QueuesBuilder queueBuilder = new QueuesBuilder();
57 queueBuilder.setQueueId(new QueueId(input.readUnsignedInt()));
58 int length = input.readUnsignedShort();
59 input.skipBytes(PADDING_IN_PACKET_QUEUE_HEADER);
60 queueBuilder.setQueueProperty(createPropertiesList(input, length - PACKET_QUEUE_HEADER_LENGTH));
61 queuesList.add(queueBuilder.build());
66 private static List<QueueProperty> createPropertiesList(ByteBuf input, int length){
67 int propertiesLength = length;
68 List<QueueProperty> propertiesList = new ArrayList<>();
69 while (propertiesLength > 0) {
70 QueuePropertyBuilder propertiesBuilder = new QueuePropertyBuilder();
71 QueueProperties property = QueueProperties.forValue(input.readUnsignedShort());
72 propertiesBuilder.setProperty(property);
73 propertiesLength -= input.readUnsignedShort();
74 input.skipBytes(PADDING_IN_QUEUE_PROPERTY_HEADER);
75 if (property.equals(QueueProperties.OFPQTMINRATE)) {
76 RateQueuePropertyBuilder rateBuilder = new RateQueuePropertyBuilder();
77 rateBuilder.setRate(input.readUnsignedShort());
78 propertiesBuilder.addAugmentation(RateQueueProperty.class, rateBuilder.build());
79 input.skipBytes(PADDING_IN_RATE_QUEUE_PROPERTY);
81 propertiesList.add(propertiesBuilder.build());
83 return propertiesList;