Extensibility support (deserialization part)
[openflowjava.git] / openflow-protocol-impl / src / main / java / org / opendaylight / openflowjava / protocol / impl / deserialization / factories / OF10EchoReplyMessageFactory.java
1 /*
2  * Copyright (c) 2013 Pantheon Technologies s.r.o. 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.openflowjava.protocol.impl.deserialization.factories;
10
11 import io.netty.buffer.ByteBuf;
12
13 import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
14 import org.opendaylight.openflowjava.protocol.impl.util.EncodeConstants;
15 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoOutput;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoOutputBuilder;
17
18 /**
19  * Translates EchoReply messages (both OpenFlow v1.0 and OpenFlow v1.3)
20  * @author michal.polkorab
21  * @author timotej.kubas
22  */
23 public class OF10EchoReplyMessageFactory implements OFDeserializer<EchoOutput> {
24
25     @Override
26     public EchoOutput deserialize(ByteBuf rawMessage) {
27         EchoOutputBuilder builder = new EchoOutputBuilder();
28         builder.setVersion((short) EncodeConstants.OF10_VERSION_ID);
29         builder.setXid(rawMessage.readUnsignedInt());
30         int remainingBytes = rawMessage.readableBytes();
31         if (remainingBytes > 0) {
32             builder.setData(rawMessage.readBytes(remainingBytes).array());
33         }
34         return builder.build();
35     }
36
37 }