| package org.onlab.onos.net.link; |
| |
| import java.util.Set; |
| |
| import org.onlab.onos.net.ConnectPoint; |
| import org.onlab.onos.net.DeviceId; |
| import org.onlab.onos.net.Link; |
| |
| /** |
| * Service for interacting with the inventory of infrastructure links. |
| */ |
| public interface LinkService { |
| |
| /** |
| * Returns the count of all known infrastructure links. |
| * |
| * @return number of infrastructure links |
| */ |
| int getLinkCount(); |
| |
| /** |
| * Returns a collection of all known infrastructure links. |
| * |
| * @return all infrastructure links |
| */ |
| Iterable<Link> getLinks(); |
| |
| /** |
| * Returns set of all infrastructure links leading to and from the |
| * specified device. |
| * |
| * @param deviceId device identifier |
| * @return set of device links |
| */ |
| Set<Link> getDeviceLinks(DeviceId deviceId); |
| |
| /** |
| * Returns set of all infrastructure links leading from the specified device. |
| * |
| * @param deviceId device identifier |
| * @return set of device egress links |
| */ |
| Set<Link> getDeviceEgressLinks(DeviceId deviceId); |
| |
| /** |
| * Returns set of all infrastructure links leading to the specified device. |
| * |
| * @param deviceId device identifier |
| * @return set of device ingress links |
| */ |
| Set<Link> getDeviceIngressLinks(DeviceId deviceId); |
| |
| /** |
| * Returns set of all infrastructure links leading to and from the |
| * specified connection point. |
| * |
| * @param connectPoint connection point |
| * @return set of links |
| */ |
| Set<Link> getLinks(ConnectPoint connectPoint); |
| |
| /** |
| * Returns set of all infrastructure links leading from the specified |
| * connection point. |
| * |
| * @param connectPoint connection point |
| * @return set of device egress links |
| */ |
| Set<Link> getEgressLinks(ConnectPoint connectPoint); |
| |
| /** |
| * Returns set of all infrastructure links leading to the specified |
| * connection point. |
| * |
| * @param connectPoint connection point |
| * @return set of device ingress links |
| */ |
| Set<Link> getIngressLinks(ConnectPoint connectPoint); |
| |
| /** |
| * Returns the infrastructure links between the specified source |
| * and destination connection points. |
| * |
| * @param src source connection point |
| * @param dst destination connection point |
| * @return link from source to destination; null if none found |
| */ |
| Link getLink(ConnectPoint src, ConnectPoint dst); |
| |
| /** |
| * Adds the specified link listener. |
| * |
| * @param listener link listener |
| */ |
| void addListener(LinkListener listener); |
| |
| /** |
| * Removes the specified link listener. |
| * |
| * @param listener link listener |
| */ |
| void removeListener(LinkListener listener); |
| |
| } |