Java OFPortStatus.getReason方法代码示例

import org.projectfloodlight.openflow.protocol.OFPortStatus; //导入方法依赖的package包/类
private PortDescription buildPortDescription(OFPortStatus status) {
    OFPortDesc port = status.getDesc();
    if (status.getReason() != OFPortReason.DELETE) {
        return buildPortDescription(port);
    } else {
        PortNumber portNo = PortNumber.portNumber(port.getPortNo().getPortNumber());
        Port.Type type = port.getCurr().contains(OFPortFeatures.PF_FIBER) ? FIBER : COPPER;
        SparseAnnotations annotations = makePortAnnotation(port.getName(), port.getHwAddr().toString());
        return new DefaultPortDescription(portNo, false, type,
                portSpeed(port), annotations);
    }
}
 

import org.projectfloodlight.openflow.protocol.OFPortStatus; //导入方法依赖的package包/类
/**
 * Handle a OFPortStatus message, update the internal data structures
 * that store ports and return the list of OFChangeEvents.
 *
 * This method will increment error/warn counters and log
 *
 * @param ps
 * @return
 */
@SuppressFBWarnings(value="SF_SWITCH_FALLTHROUGH")
public OrderedCollection<PortChangeEvent> handlePortStatusMessage(OFPortStatus ps) {
	if (ps == null) {
		throw new NullPointerException("OFPortStatus message must " +
				"not be null");
	}
	lock.writeLock().lock();
	try {
		OFPortDesc port = ps.getDesc();
		OFPortReason reason = ps.getReason();
		if (reason == null) {
			throw new IllegalArgumentException("Unknown PortStatus " +
					"reason code " + ps.getReason());
		}

		if (log.isDebugEnabled()) {
			log.debug("Handling OFPortStatus: {} for {}",
					reason, String.format("%s (%d)", port.getName(), port.getPortNo().getPortNumber()));
		}

		if (reason == OFPortReason.DELETE)
			return handlePortStatusDelete(port);

		// We handle ADD and MODIFY the same way. Since OpenFlow
		// doesn't specify what uniquely identifies a port the
		// notion of ADD vs. MODIFY can also be hazy. So we just
		// compare the new port to the existing ones.
		Map<OFPort,OFPortDesc> newPortByNumber =
				new HashMap<OFPort, OFPortDesc>(portsByNumber);
		OrderedCollection<PortChangeEvent> events = getSinglePortChanges(port);
		for (PortChangeEvent e: events) {
			switch(e.type) {
			case DELETE:
				newPortByNumber.remove(e.port.getPortNo());
				break;
			case ADD:
				if (reason != OFPortReason.ADD) {
					// weird case
				}
				// fall through
			case DOWN:
			case OTHER_UPDATE:
			case UP:
				// update or add the port in the map
				newPortByNumber.put(e.port.getPortNo(), e.port);
				break;
			}
		}
		updatePortsWithNewPortsByNumber(newPortByNumber);
		return events;
	} finally {
		lock.writeLock().unlock();
	}

}