| /* |
| * Copyright 2014-present Open Networking Foundation |
| * |
| * 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.net; |
| |
| import static org.onosproject.net.PortNumber.P0; |
| |
| /** |
| * Representation of a network edge location where an end-station host is |
| * connected. |
| */ |
| public class HostLocation extends ConnectPoint { |
| |
| /** |
| * Represents a no location or an unknown location. |
| */ |
| public static final HostLocation NONE = new HostLocation(DeviceId.NONE, P0, 0L); |
| |
| // Note that time is explicitly excluded from the notion of equality. |
| private final long time; |
| |
| /** |
| * Creates a new host location using the supplied device & port. |
| * |
| * @param deviceId device identity |
| * @param portNumber device port number |
| * @param time time when detected, in millis since start of epoch |
| */ |
| public HostLocation(DeviceId deviceId, PortNumber portNumber, long time) { |
| super(deviceId, portNumber); |
| this.time = time; |
| } |
| |
| /** |
| * Creates a new host location derived from the supplied connection point. |
| * |
| * @param connectPoint connection point |
| * @param time time when detected, in millis since start of epoch |
| */ |
| public HostLocation(ConnectPoint connectPoint, long time) { |
| super(connectPoint.deviceId(), connectPoint.port()); |
| this.time = time; |
| } |
| |
| /** |
| * Returns the time when the location was established, given in |
| * milliseconds since start of epoch. |
| * |
| * @return time in milliseconds since start of epoch |
| */ |
| public long time() { |
| return time; |
| } |
| |
| @Override |
| public String toString() { |
| return deviceId() + "/" + port(); |
| } |
| } |