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.core;
11 import io.netty.buffer.ByteBuf;
12 import io.netty.channel.ChannelHandlerContext;
13 import io.netty.handler.codec.MessageToByteEncoder;
14 import io.netty.util.concurrent.Future;
16 import org.opendaylight.openflowjava.protocol.impl.core.connection.MessageListenerWrapper;
17 import org.opendaylight.openflowjava.protocol.impl.serialization.SerializationFactory;
18 import org.opendaylight.openflowjava.statistics.CounterEventTypes;
19 import org.opendaylight.openflowjava.statistics.StatisticsCounters;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowModInput;
21 import org.slf4j.Logger;
22 import org.slf4j.LoggerFactory;
25 * Transforms OpenFlow Protocol messages to POJOs
26 * @author michal.polkorab
27 * @author timotej.kubas
29 public class OFEncoder extends MessageToByteEncoder<MessageListenerWrapper> {
31 private static final Logger LOGGER = LoggerFactory.getLogger(OFEncoder.class);
32 private SerializationFactory serializationFactory;
33 private StatisticsCounters statisticsCounters;
35 /** Constructor of class */
37 statisticsCounters = StatisticsCounters.getInstance();
38 LOGGER.trace("Creating OF13Encoder");
42 protected void encode(ChannelHandlerContext ctx, MessageListenerWrapper wrapper, ByteBuf out)
44 LOGGER.trace("Encoding");
46 serializationFactory.messageToBuffer(wrapper.getMsg().getVersion(), out, wrapper.getMsg());
47 if(wrapper.getMsg() instanceof FlowModInput){
48 statisticsCounters.incrementCounter(CounterEventTypes.DS_FLOW_MODS_SENT);
50 statisticsCounters.incrementCounter(CounterEventTypes.DS_ENCODE_SUCCESS);
51 } catch(Exception e) {
52 LOGGER.warn("Message serialization failed ", e);
53 statisticsCounters.incrementCounter(CounterEventTypes.DS_ENCODE_FAIL);
54 Future<Void> newFailedFuture = ctx.newFailedFuture(e);
55 wrapper.getListener().operationComplete(newFailedFuture);
62 * @param serializationFactory
64 public void setSerializationFactory(SerializationFactory serializationFactory) {
65 this.serializationFactory = serializationFactory;