2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * Copyright (C) 2017 Amdocs
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
20 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
23 package org.openecomp.appc.adapter.iaas.impl;
25 import java.util.regex.Matcher;
26 import java.util.regex.Pattern;
29 * This class is used to parse the VM URL returned from OpenStack and extract all of the constituent parts.
34 * The regular expression pattern used to parse the URL. Capturing groups are used to identify and extract the
35 * various component parts of the URL.
37 private static Pattern pattern = Pattern
38 .compile("(\\p{Alnum}+)://([^/:]+)(?::([0-9]+))?/v2/([^/]+)/servers/([^/]+)");
41 * The URL scheme or protocol, such as HTTP or HTTPS
43 private String scheme;
46 * The host name or ip address
51 * The port number, or null if no port is defined
58 private String tenantId;
63 private String serverId;
66 * A private default constructor prevents instantiation by any method other than the factory method
68 * @see #parseURL(String)
75 * This static method is used to parse the provided server URL string and return a parse results object (VMURL)
76 * which represents the state of the parse.
79 * The server URL to be parsed
80 * @return The VMURL parse results object, or null if the URL was not valid or null.
82 public static VMURL parseURL(String serverUrl) {
84 if (serverUrl != null) {
85 Matcher matcher = pattern.matcher(serverUrl.trim());
86 if (matcher.matches()) {
88 obj.scheme = matcher.group(1);
89 obj.host = matcher.group(2);
90 obj.port = matcher.group(3);
91 obj.tenantId = matcher.group(4);
92 obj.serverId = matcher.group(5);
100 * @return The URL scheme
102 public String getScheme() {
107 * @return The URL host
109 public String getHost() {
114 * @return The URL port, or null if no port was defined
116 public String getPort() {
121 * @return The tenant id
123 public String getTenantId() {
128 * @return The server ID
130 public String getServerId() {
135 public String toString() {
136 return String.format("%s://%s:%s/%s/servers/%s", scheme, host, port, tenantId, serverId);