Examples with WideCommunity org.onosproject.bgpio.types.attr.WideCommunity used on opensource projects

Example 1 with WideCommunity

use of org.onosproject.bgpio.types.attr.WideCommunity in project onos by opennetworkinglab.

the class BgpPathAttributes method write.

/**
 * Write path attributes to channelBuffer.
 *
 * @param cb channelBuffer
 * @return object of BgpPathAttributes
 * @throws BgpParseException while parsing BGP path attributes
 */
public int write(ChannelBuffer cb) throws BgpParseException {
    if (pathAttribute == null) {
        return 0;
    }
    int iLenStartIndex = cb.writerIndex();
    ListIterator<BgpValueType> iterator = pathAttribute.listIterator();
    int pathAttributeIndx = cb.writerIndex();
    cb.writeShort(0);
    while (iterator.hasNext()) {
        BgpValueType attr = iterator.next();
        switch(attr.getType()) {
            case Origin.ORIGIN_TYPE:
                Origin origin = (Origin) attr;
                origin.write(cb);
                break;
            case AsPath.ASPATH_TYPE:
                AsPath asPath = (AsPath) attr;
                asPath.write(cb);
                break;
            case As4Path.AS4PATH_TYPE:
                As4Path as4Path = (As4Path) attr;
                as4Path.write(cb);
                break;
            case NextHop.NEXTHOP_TYPE:
                NextHop nextHop = (NextHop) attr;
                nextHop.write(cb);
                break;
            case Med.MED_TYPE:
                Med med = (Med) attr;
                med.write(cb);
                break;
            case LocalPref.LOCAL_PREF_TYPE:
                LocalPref localPref = (LocalPref) attr;
                localPref.write(cb);
                break;
            case Constants.BGP_EXTENDED_COMMUNITY:
                BgpExtendedCommunity extendedCommunity = (BgpExtendedCommunity) attr;
                extendedCommunity.write(cb);
                break;
            case WideCommunity.TYPE:
                WideCommunity wideCommunity = (WideCommunity) attr;
                wideCommunity.write(cb);
                break;
            case MpReachNlri.MPREACHNLRI_TYPE:
                MpReachNlri mpReach = (MpReachNlri) attr;
                mpReach.write(cb);
                break;
            case MpUnReachNlri.MPUNREACHNLRI_TYPE:
                MpUnReachNlri mpUnReach = (MpUnReachNlri) attr;
                mpUnReach.write(cb);
                break;
            case LINK_STATE_ATTRIBUTE_TYPE:
                LinkStateAttributes linkState = (LinkStateAttributes) attr;
                linkState.write(cb);
                break;
            default:
                return cb.writerIndex() - iLenStartIndex;
        }
    }
    int pathAttrLen = cb.writerIndex() - pathAttributeIndx;
    cb.setShort(pathAttributeIndx, (short) (pathAttrLen - 2));
    return cb.writerIndex() - iLenStartIndex;
}