| /* |
| * Copyright 2019-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.segmentrouting.xconnect.api; |
| |
| /** |
| * Represents cross connect endpoint. |
| */ |
| public abstract class XconnectEndpoint { |
| public static final String LB_KEYWORD = "LB:"; |
| static final String PORT_PATTERN = "^\\d+$"; |
| static final String LOAD_BALANCER_PATTERN = "^" + LB_KEYWORD + "\\d+$"; |
| |
| /** |
| * Types of endpoint. |
| */ |
| public enum Type { |
| /** |
| * The endpoint is specified by an port number. |
| */ |
| PORT, |
| |
| /** |
| * The endpoint is specified by a load balancer. |
| */ |
| LOAD_BALANCER |
| } |
| |
| /** |
| * Type of this endpoint. |
| * |
| * @return type |
| */ |
| public abstract XconnectEndpoint.Type type(); |
| |
| /** |
| * Constructs XconnectEndpoint from string. |
| * |
| * @param s string |
| * @return XconnectEndpoint |
| * @throws IllegalArgumentException if given string is in a wrong format |
| */ |
| public static XconnectEndpoint fromString(String s) { |
| if (s.matches(XconnectEndpoint.PORT_PATTERN)) { |
| return XconnectPortEndpoint.fromString(s); |
| } else if (s.matches(XconnectEndpoint.LOAD_BALANCER_PATTERN)) { |
| return XconnectLoadBalancerEndpoint.fromString(s); |
| } else { |
| throw new IllegalArgumentException("Illegal endpoint format: " + s); |
| } |
| } |
| } |