| package org.onlab.onos.openflow.controller; |
| |
| import org.projectfloodlight.openflow.protocol.OFPortStatus; |
| |
| /** |
| * Allows for providers interested in Switch events to be notified. |
| */ |
| public interface OpenFlowSwitchListener { |
| |
| /** |
| * Notify that the switch was added. |
| * @param dpid the switch where the event occurred |
| */ |
| public void switchAdded(Dpid dpid); |
| |
| /** |
| * Notify that the switch was removed. |
| * @param dpid the switch where the event occurred. |
| */ |
| public void switchRemoved(Dpid dpid); |
| |
| /** |
| * Notify that a port has changed. |
| * @param dpid the switch on which the change happened. |
| * @param status the new state of the port. |
| */ |
| public void portChanged(Dpid dpid, OFPortStatus status); |
| |
| /** |
| * Notify that a role imposed on a switch failed to take hold. |
| * |
| * @param dpid the switch that failed role assertion |
| * @param role the role imposed by the controller |
| */ |
| public void roleAssertFailed(Dpid dpid, RoleState role); |
| } |