@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 <F extends OFValueType<F>> Masked<F> getMasked(MatchField<F> field)
throws UnsupportedOperationException {
OFOxm<F> value = getOxm(field);
if (value == null || !value.isMasked()) return null;
// TODO: If changing OXMs to extend Masked, then use it here
return Masked.of(value.getValue(), value.getMask());
}
@Override
public boolean isPartiallyMasked(MatchField<?> field) {
if (!supports(field))
throw new UnsupportedOperationException(
"OFMatchV3Ver14 does not support matching on field " + field.getName());
OFOxm<?> oxm = this.oxmList.get(field);
return oxm != null && oxm.isMasked();
}
@Override
public boolean isPartiallyMasked(MatchField<?> field) {
OFOxm<?> value = getOxm(field);
return (value != null && value.isMasked());
}
@Override
public boolean isExact(MatchField<?> field) {
OFOxm<?> value = getOxm(field);
return (value != null && !value.isMasked());
}