| /* |
| * Copyright 2015-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.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 |
| */ |
| void switchAdded(Dpid dpid); |
| |
| /** |
| * Notify that the switch was removed. |
| * @param dpid the switch where the event occurred. |
| */ |
| void switchRemoved(Dpid dpid); |
| |
| /** |
| * Notify that the switch has changed in some way. |
| * @param dpid the switch that changed |
| */ |
| void switchChanged(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. |
| */ |
| 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 requested the role controller requested |
| * @param response role reply from the switch |
| */ |
| void receivedRoleReply(Dpid dpid, RoleState requested, RoleState response); |
| } |