@Override
public ExtensionSelector mapOxm(OFOxm<?> oxm) {
VlanId vlanId;
if (oxm.getMatchField().equals(MatchField.VLAN_VID)) {
if (oxm.isMasked()) {
OFVlanVidMatch vid = ((OFOxmVlanVidMasked) oxm).getValue();
OFVlanVidMatch mask = ((OFOxmVlanVidMasked) oxm).getMask();
if (vid.equals(OFVlanVidMatch.ofRawVid((short) 0))) {
vlanId = VlanId.NONE;
} else if (vid.equals(OFVlanVidMatch.PRESENT) && mask.equals(OFVlanVidMatch.PRESENT)) {
vlanId = VlanId.ANY;
} else {
vlanId = VlanId.vlanId(vid.getVlan());
}
} else {
OFVlanVidMatch vid = ((OFOxmVlanVid) oxm).getValue();
if (!vid.isPresentBitSet()) {
vlanId = VlanId.NONE;
} else {
vlanId = VlanId.vlanId(vid.getVlan());
}
}
return new OfdpaMatchVlanVid(vlanId);
}
throw new UnsupportedOperationException("Unexpected OXM: " + oxm.toString());
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((value == null) ? 0 : value.hashCode());
return result;
}
private OFAction buildL2Modification(Instruction i) {
L2ModificationInstruction l2m = (L2ModificationInstruction) i;
ModEtherInstruction eth;
OFOxm<?> oxm = null;
switch (l2m.subtype()) {
case ETH_DST:
eth = (ModEtherInstruction) l2m;
oxm = factory().oxms().ethDst(MacAddress.of(eth.mac().toLong()));
break;
case ETH_SRC:
eth = (ModEtherInstruction) l2m;
oxm = factory().oxms().ethSrc(MacAddress.of(eth.mac().toLong()));
break;
case VLAN_ID:
ModVlanIdInstruction vlanId = (ModVlanIdInstruction) l2m;
oxm = factory().oxms().vlanVid(OFVlanVidMatch.ofVlan(vlanId.vlanId().toShort()));
break;
case VLAN_PCP:
ModVlanPcpInstruction vlanPcp = (ModVlanPcpInstruction) l2m;
oxm = factory().oxms().vlanPcp(VlanPcp.of(vlanPcp.vlanPcp()));
break;
case MPLS_PUSH:
PushHeaderInstructions pushHeaderInstructions = (PushHeaderInstructions) l2m;
return factory()
.actions()
.pushMpls(EthType.of(pushHeaderInstructions.ethernetType().toShort()));
case MPLS_POP:
PushHeaderInstructions popHeaderInstructions = (PushHeaderInstructions) l2m;
return factory()
.actions()
.popMpls(EthType.of(popHeaderInstructions.ethernetType().toShort()));
case MPLS_LABEL:
ModMplsLabelInstruction mplsLabel = (ModMplsLabelInstruction) l2m;
oxm = factory().oxms().mplsLabel(U32.of(mplsLabel.label().longValue()));
break;
case DEC_MPLS_TTL:
return factory().actions().decMplsTtl();
case VLAN_POP:
return factory().actions().popVlan();
case VLAN_PUSH:
PushHeaderInstructions pushVlanInstruction = (PushHeaderInstructions) l2m;
return factory()
.actions()
.pushVlan(EthType.of(pushVlanInstruction.ethernetType().toShort()));
default:
log.warn("Unimplemented action type {}.", l2m.subtype());
break;
}
if (oxm != null) {
return factory().actions().buildSetField().setField(oxm).build();
}
return null;
}
@Override
public OFOxm<?> mapSelector(OFFactory factory, ExtensionSelector extensionSelector) {
ExtensionSelectorType type = extensionSelector.type();
if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.OFDPA_MATCH_VLAN_VID.type())) {
VlanId vlanId = ((OfdpaMatchVlanVid) extensionSelector).vlanId();
// Special VLAN 0x0000/0x1FFF required by OFDPA
if (vlanId.equals(VlanId.NONE)) {
OFVlanVidMatch vid = OFVlanVidMatch.ofRawVid((short) 0x0000);
OFVlanVidMatch mask = OFVlanVidMatch.ofRawVid((short) 0x1FFF);
return factory.oxms().vlanVidMasked(vid, mask);
// Normal case
} else if (vlanId.equals(VlanId.ANY)) {
return factory.oxms().vlanVidMasked(OFVlanVidMatch.PRESENT, OFVlanVidMatch.PRESENT);
} else {
return factory.oxms().vlanVid(OFVlanVidMatch.ofVlanVid(VlanVid.ofVlan(vlanId.toShort())));
}
}
throw new UnsupportedOperationException(
"Unexpected ExtensionSelector: " + extensionSelector.toString());
}
@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (getClass() != obj.getClass()) return false;
OFOxmVlanVidVer14 other = (OFOxmVlanVidVer14) obj;
if (value == null) {
if (other.value != null) return false;
} else if (!value.equals(other.value)) return false;
return true;
}
@Override
public OFOxmVlanVid readFrom(ChannelBuffer bb) throws OFParseError {
// fixed value property typeLen == 0x80000c02L
int typeLen = bb.readInt();
if (typeLen != (int) 0x80000c02)
throw new OFParseError("Wrong typeLen: Expected=0x80000c02L(0x80000c02L), got=" + typeLen);
OFVlanVidMatch value = OFVlanVidMatch.read2Bytes(bb);
OFOxmVlanVidVer14 oxmVlanVidVer14 = new OFOxmVlanVidVer14(value);
if (logger.isTraceEnabled()) logger.trace("readFrom - read={}", oxmVlanVidVer14);
return oxmVlanVidVer14;
}
