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.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
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8 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortConfigV10;
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9 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortFeaturesV10;
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10 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortReason;
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11 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortStateV10;
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12 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortStatusMessage;
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13 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortStatusMessageBuilder;
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16 * @author michal.polkorab
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19 public class OF10PortStatusMessageFactory implements OFDeserializer<PortStatusMessage> {
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21 private static final byte PADDING_IN_PORT_STATUS_HEADER = 7;
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22 private static final int MAC_ADDRESS_LENGTH = 6;
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23 private static final int MAX_PORT_NAME_LENGTH = 16;
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25 private static OF10PortStatusMessageFactory instance;
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27 private OF10PortStatusMessageFactory() {
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32 * @return singleton factory
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34 public static synchronized OF10PortStatusMessageFactory getInstance(){
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35 if(instance == null){
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36 instance = new OF10PortStatusMessageFactory();
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42 public PortStatusMessage bufferToMessage(ByteBuf rawMessage, short version) {
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43 PortStatusMessageBuilder builder = new PortStatusMessageBuilder();
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44 builder.setVersion(version);
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45 builder.setXid(rawMessage.readUnsignedInt());
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46 builder.setReason(PortReason.forValue(rawMessage.readUnsignedByte()));
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47 rawMessage.skipBytes(PADDING_IN_PORT_STATUS_HEADER);
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48 deserializePort(rawMessage, builder);
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49 return builder.build();
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52 private static PortStateV10 createPortState(long input){
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53 final Boolean _linkDown = ((input) & (1<<0)) != 0;
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54 final Boolean _blocked = ((input) & (1<<1)) != 0;
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55 final Boolean _live = ((input) & (1<<2)) != 0;
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56 final Boolean _stpListen = ((input) & (0<<8)) != 0;
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57 final Boolean _stpLearn = ((input) & (1<<8)) != 0;
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58 final Boolean _stpForward = ((input) & (1<<9)) != 0; // equals 2 << 8
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59 final Boolean _stpBlock = (((input) & (1<<9)) != 0) && (((input) & (1<<8)) != 0); // equals 3 << 8
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60 final Boolean _stpMask = ((input) & (1<<10)) != 0; // equals 4 << 8
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61 return new PortStateV10(_blocked, _linkDown, _live, _stpBlock, _stpForward, _stpLearn, _stpListen, _stpMask);
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64 private static PortConfigV10 createPortConfig(long input){
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65 final Boolean _portDown = ((input) & (1<<0)) != 0;
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66 final Boolean _noStp = ((input) & (1<<1)) != 0;
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67 final Boolean _noRecv = ((input) & (1<<2)) != 0;
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68 final Boolean _noRecvStp = ((input) & (1<<3)) != 0;
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69 final Boolean _noFlood = ((input) & (1<<4)) != 0;
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70 final Boolean _noFwd = ((input) & (1<<5)) != 0;
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71 final Boolean _noPacketIn = ((input) & (1<<6)) != 0;
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72 return new PortConfigV10(_noFlood, _noFwd, _noPacketIn, _noRecv, _noRecvStp, _noStp, _portDown);
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75 private static PortFeaturesV10 createPortFeatures(long input){
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76 final Boolean _10mbHd = ((input) & (1<<0)) != 0;
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77 final Boolean _10mbFd = ((input) & (1<<1)) != 0;
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78 final Boolean _100mbHd = ((input) & (1<<2)) != 0;
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79 final Boolean _100mbFd = ((input) & (1<<3)) != 0;
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80 final Boolean _1gbHd = ((input) & (1<<4)) != 0;
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81 final Boolean _1gbFd = ((input) & (1<<5)) != 0;
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82 final Boolean _10gbFd = ((input) & (1<<6)) != 0;
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83 final Boolean _copper = ((input) & (1<<7)) != 0;
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84 final Boolean _fiber = ((input) & (1<<8)) != 0;
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85 final Boolean _autoneg = ((input) & (1<<9)) != 0;
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86 final Boolean _pause = ((input) & (1<<10)) != 0;
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87 final Boolean _pauseAsym = ((input) & (1<<11)) != 0;
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88 return new PortFeaturesV10(_100mbFd, _100mbHd, _10gbFd, _10mbFd, _10mbHd,
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89 _1gbFd, _1gbHd, _autoneg, _copper, _fiber, _pause, _pauseAsym);
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92 private static void deserializePort(ByteBuf rawMessage, PortStatusMessageBuilder builder) {
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93 builder.setPortNo((long) rawMessage.readUnsignedShort());
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94 StringBuffer macToString = new StringBuffer();
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95 for(int i = 0; i < MAC_ADDRESS_LENGTH; i++){
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96 short mac = rawMessage.readUnsignedByte();
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97 macToString.append(String.format("%02X", mac));
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99 builder.setHwAddr(new MacAddress(macToString.toString()));
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100 byte[] name = new byte[MAX_PORT_NAME_LENGTH];
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101 rawMessage.readBytes(name);
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102 builder.setName(name.toString());
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103 builder.setConfigV10(createPortConfig(rawMessage.readUnsignedInt()));
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104 builder.setStateV10(createPortState(rawMessage.readUnsignedInt()));
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105 builder.setCurrentFeaturesV10(createPortFeatures(rawMessage.readUnsignedInt()));
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106 builder.setAdvertisedFeaturesV10(createPortFeatures(rawMessage.readUnsignedInt()));
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107 builder.setSupportedFeaturesV10(createPortFeatures(rawMessage.readUnsignedInt()));
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108 builder.setPeerFeaturesV10(createPortFeatures(rawMessage.readUnsignedInt()));
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