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 java.math.BigInteger;
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8 import org.opendaylight.openflowjava.protocol.impl.deserialization.OFDeserializer;
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9 import org.opendaylight.openflowjava.protocol.impl.util.OF10MatchDeserializer;
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10 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowRemovedReason;
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11 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowRemovedMessage;
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12 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowRemovedMessageBuilder;
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15 * @author michal.polkorab
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18 public class OF10FlowRemovedMessageFactory implements OFDeserializer<FlowRemovedMessage> {
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20 private static final byte PADDING_IN_FLOW_REMOVED_MESSAGE = 1;
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21 private static final byte PADDING_IN_FLOW_REMOVED_MESSAGE_2 = 2;
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24 private static OF10FlowRemovedMessageFactory instance;
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26 private OF10FlowRemovedMessageFactory() {
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31 * @return singleton factory
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33 public static synchronized OF10FlowRemovedMessageFactory getInstance(){
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34 if(instance == null){
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35 instance = new OF10FlowRemovedMessageFactory();
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41 public FlowRemovedMessage bufferToMessage(ByteBuf rawMessage, short version) {
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42 FlowRemovedMessageBuilder builder = new FlowRemovedMessageBuilder();
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43 builder.setVersion(version);
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44 builder.setXid(rawMessage.readUnsignedInt());
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45 builder.setMatchV10(OF10MatchDeserializer.createMatchV10(rawMessage));
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46 byte[] cookie = new byte[Long.SIZE/Byte.SIZE];
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47 rawMessage.readBytes(cookie);
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48 builder.setCookie(new BigInteger(cookie));
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49 builder.setPriority(rawMessage.readUnsignedShort());
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50 builder.setReason(FlowRemovedReason.forValue(rawMessage.readUnsignedByte()));
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51 rawMessage.skipBytes(PADDING_IN_FLOW_REMOVED_MESSAGE);
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52 builder.setDurationSec(rawMessage.readUnsignedInt());
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53 builder.setDurationNsec(rawMessage.readUnsignedInt());
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54 builder.setIdleTimeout(rawMessage.readUnsignedShort());
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55 rawMessage.skipBytes(PADDING_IN_FLOW_REMOVED_MESSAGE_2);
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56 byte[] packet_count = new byte[Long.SIZE/Byte.SIZE];
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57 rawMessage.readBytes(packet_count);
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58 builder.setPacketCount(new BigInteger(packet_count));
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59 byte[] byte_count = new byte[Long.SIZE/Byte.SIZE];
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60 rawMessage.readBytes(byte_count);
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61 builder.setByteCount(new BigInteger(byte_count));
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62 return builder.build();
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