NextHop.java
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/*
* Copyright 2015 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.bgprouter;
import java.util.Objects;
import org.onlab.packet.IpAddress;
import org.onlab.packet.MacAddress;
import com.google.common.base.MoreObjects;
/**
* Represents a next hop for routing, whose MAC address has already been resolved.
*/
public class NextHop {
private final IpAddress ip;
private final MacAddress mac;
private final NextHopGroupKey group;
/**
* Creates a new next hop.
*
* @param ip next hop's IP address
* @param mac next hop's MAC address
* @param group next hop's group
*/
public NextHop(IpAddress ip, MacAddress mac, NextHopGroupKey group) {
this.ip = ip;
this.mac = mac;
this.group = group;
}
/**
* Returns the next hop's IP address.
*
* @return next hop's IP address
*/
public IpAddress ip() {
return ip;
}
/**
* Returns the next hop's MAC address.
*
* @return next hop's MAC address
*/
public MacAddress mac() {
return mac;
}
/**
* Returns the next hop group.
*
* @return group
*/
public NextHopGroupKey group() {
return group;
}
@Override
public boolean equals(Object o) {
if (!(o instanceof NextHop)) {
return false;
}
NextHop that = (NextHop) o;
return Objects.equals(this.ip, that.ip) &&
Objects.equals(this.mac, that.mac) &&
Objects.equals(this.group, that.group);
}
@Override
public int hashCode() {
return Objects.hash(ip, mac, group);
}
@Override
public String toString() {
return MoreObjects.toStringHelper(getClass())
.add("ip", ip)
.add("mac", mac)
.add("group", group)
.toString();
}
}