1 /* Copyright (C)2013 Pantheon Technologies, s.r.o. All rights reserved. */
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2 package org.opendaylight.openflowjava.protocol.impl.deserialization.factories;
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4 import io.netty.buffer.ByteBuf;
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6 import org.opendaylight.openflowjava.protocol.impl.deserialization.OFDeserializer;
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7 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.HelloMessage;
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8 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.HelloMessageBuilder;
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11 * Translates Hello messages (OpenFlow v1.0)
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12 * @author michal.polkorab
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14 public class OF10HelloMessageFactory implements OFDeserializer<HelloMessage> {
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16 private static OF10HelloMessageFactory instance;
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18 private OF10HelloMessageFactory() {
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19 // do nothing, just singleton
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23 * @return singleton factory
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25 public static synchronized OF10HelloMessageFactory getInstance() {
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26 if (instance == null) {
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27 instance = new OF10HelloMessageFactory();
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33 public HelloMessage bufferToMessage(ByteBuf rawMessage, short version) {
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34 HelloMessageBuilder builder = new HelloMessageBuilder();
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35 builder.setVersion(version);
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36 builder.setXid(rawMessage.readUnsignedInt());
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37 if (rawMessage.readableBytes() > 0) {
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38 rawMessage.skipBytes(rawMessage.readableBytes());
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40 return builder.build();
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