Java PortPairGroup.portPairs方法代碼示例

import org.onosproject.vtnrsc.PortPairGroup; //導入方法依賴的package包/類
@Override
public ConnectPoint installFlowClassifier(PortChain portChain, NshServicePathId nshSpiId) {
    checkNotNull(portChain, PORT_CHAIN_NOT_NULL);
    // Get the portPairGroup
    List<PortPairGroupId> llPortPairGroupIdList = portChain.portPairGroups();
    ListIterator<PortPairGroupId> portPairGroupIdListIterator = llPortPairGroupIdList.listIterator();
    PortPairGroupId portPairGroupId = portPairGroupIdListIterator.next();
    PortPairGroup portPairGroup = portPairGroupService.getPortPairGroup(portPairGroupId);
    List<PortPairId> llPortPairIdList = portPairGroup.portPairs();

    // Get port pair
    ListIterator<PortPairId> portPairListIterator = llPortPairIdList.listIterator();
    PortPairId portPairId = portPairListIterator.next();
    PortPair portPair = portPairService.getPortPair(portPairId);

    return installSfcClassifierRules(portChain, portPair, nshSpiId, null, Objective.Operation.ADD);
}
 

import org.onosproject.vtnrsc.PortPairGroup; //導入方法依賴的package包/類
@Override
public ConnectPoint unInstallFlowClassifier(PortChain portChain, NshServicePathId nshSpiId) {
    checkNotNull(portChain, PORT_CHAIN_NOT_NULL);
    // Get the portPairGroup
    List<PortPairGroupId> llPortPairGroupIdList = portChain.portPairGroups();
    ListIterator<PortPairGroupId> portPairGroupIdListIterator = llPortPairGroupIdList.listIterator();
    PortPairGroupId portPairGroupId = portPairGroupIdListIterator.next();
    PortPairGroup portPairGroup = portPairGroupService.getPortPairGroup(portPairGroupId);
    List<PortPairId> llPortPairIdList = portPairGroup.portPairs();

    // Get port pair
    ListIterator<PortPairId> portPairListIterator = llPortPairIdList.listIterator();
    PortPairId portPairId = portPairListIterator.next();
    PortPair portPair = portPairService.getPortPair(portPairId);

    return installSfcClassifierRules(portChain, portPair, nshSpiId, null, Objective.Operation.REMOVE);
}
 

import org.onosproject.vtnrsc.PortPairGroup; //導入方法依賴的package包/類
/**
 * Find the load balanced path set it to port chain for the given five
 * tuple.
 *
 * @param portChainId port chain id
 * @param fiveTuple five tuple info
 * @return load balance id
 */
private LoadBalanceId loadBalanceSfc(PortChainId portChainId, FiveTuple fiveTuple) {

    // Get the port chain
    PortChain portChain = portChainService.getPortChain(portChainId);
    List<PortPairId> loadBalancePath = Lists.newArrayList();
    LoadBalanceId id;
    int paths = portChain.getLoadBalancePathSize();
    if (paths >= MAX_LOAD_BALANCE_ID) {
        log.info("Max limit reached for load balance paths. "
                + "Reusing the created path for port chain {} with five tuple {}", portChainId, fiveTuple);
        id = LoadBalanceId.of((byte) ((paths + 1) % MAX_LOAD_BALANCE_ID));
        portChain.addLoadBalancePath(fiveTuple, id, portChain.getLoadBalancePath(id));
    }

    // Get the list of port pair groups from port chain
    Iterable<PortPairGroupId> portPairGroups = portChain.portPairGroups();
    for (final PortPairGroupId portPairGroupId : portPairGroups) {
        PortPairGroup portPairGroup = portPairGroupService.getPortPairGroup(portPairGroupId);

        // Get the list of port pair ids from port pair group.
        Iterable<PortPairId> portPairs = portPairGroup.portPairs();
        int minLoad = 0xFFF;
        PortPairId minLoadPortPairId = null;
        for (final PortPairId portPairId : portPairs) {
            int load = portPairGroup.getLoad(portPairId);
            if (load == 0) {
                minLoadPortPairId = portPairId;
                break;
            } else {
                // Check the port pair which has min load.
                if (load < minLoad) {
                    minLoad = load;
                    minLoadPortPairId = portPairId;
                }
            }
        }
        if (minLoadPortPairId != null) {
            loadBalancePath.add(minLoadPortPairId);
            portPairGroup.addLoad(minLoadPortPairId);
        }
    }

    // Check if the path already exists, if not create a new id
    id = portChain.matchPath(loadBalancePath);
    if (id == null) {
        id = LoadBalanceId.of((byte) (paths + 1));
    }

    portChain.addLoadBalancePath(fiveTuple, id, loadBalancePath);
    return id;
}