| /* |
| * 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.Preconditions.checkNotNull; |
| |
| import java.util.Objects; |
| |
| /** |
| * Immutable representation of a subnet identifier. |
| */ |
| public final class SubnetId { |
| |
| private final String subnetId; |
| |
| // Public construction is prohibited |
| private SubnetId(String subnetId) { |
| checkNotNull(subnetId, "SubnetId cannot be null"); |
| this.subnetId = subnetId; |
| } |
| |
| /** |
| * Creates a Subnet identifier. |
| * |
| * @param subnetId the subnet identifier |
| * @return the subnet identifier |
| */ |
| public static SubnetId subnetId(String subnetId) { |
| return new SubnetId(subnetId); |
| } |
| |
| /** |
| * Returns the subnet identifier. |
| * |
| * @return the subnet identifier |
| */ |
| public String subnetId() { |
| return subnetId; |
| } |
| |
| @Override |
| public int hashCode() { |
| return subnetId.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof SubnetId) { |
| final SubnetId that = (SubnetId) obj; |
| return this.getClass() == that.getClass() |
| && Objects.equals(this.subnetId, that.subnetId); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return subnetId; |
| } |
| } |