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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.vtnrsc;
import static com.google.common.base.MoreObjects.toStringHelper;
import static com.google.common.base.Preconditions.checkNotNull;
import java.util.Objects;
/**
* Immutable representation of a router identifier.
*/
public final class RouterId {
private final String routerId;
// Public construction is prohibited
private RouterId(String routerId) {
checkNotNull(routerId, "routerId cannot be null");
this.routerId = routerId;
}
/**
* Creates a router identifier.
*
* @param routerId the router identifier
* @return the router identifier
*/
public static RouterId valueOf(String routerId) {
return new RouterId(routerId);
}
/**
* Returns the router identifier.
*
* @return the router identifier
*/
public String routerId() {
return routerId;
}
@Override
public int hashCode() {
return routerId.hashCode();
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof RouterId) {
final RouterId that = (RouterId) obj;
return Objects.equals(this.routerId, that.routerId);
}
return false;
}
@Override
public String toString() {
return toStringHelper(this).add("routerId", routerId).toString();
}
}
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