2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights
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=========================================================
22 package org.openecomp.appc.adapter.iaas.impl;
24 import java.util.regex.Matcher;
25 import java.util.regex.Pattern;
28 * This class is used to parse the VM URL returned from OpenStack and extract all of the constituent parts.
30 public class IdentityURL {
32 * The regular expression pattern used to parse the URL. Capturing groups are used to identify and extract the
33 * various component parts of the URL.
35 private static Pattern pattern = Pattern.compile("(\\p{Alnum}+)://([^/:]+)(?::([0-9]+))?/(v[0-9\\.]+)/?");
38 * The URL scheme or protocol, such as HTTP or HTTPS
40 private String scheme;
43 * The host name or ip address
48 * The port number, or null if no port is defined
53 * The version of the service
55 private String version;
58 * A private default constructor prevents instantiation by any method other than the factory method
60 * @see #parseURL(String)
62 private IdentityURL() {
67 * This static method is used to parse the provided server URL string and return a parse results object (VMURL)
68 * which represents the state of the parse.
71 * The server URL to be parsed
72 * @return The VMURL parse results object, or null if the URL was not valid or null.
74 public static IdentityURL parseURL(String serverUrl) {
75 IdentityURL obj = null;
76 if (serverUrl != null) {
77 Matcher matcher = pattern.matcher(serverUrl.trim());
78 if (matcher.matches()) {
79 obj = new IdentityURL();
80 obj.scheme = matcher.group(1);
81 obj.host = matcher.group(2);
82 obj.port = matcher.group(3);
83 obj.version = matcher.group(4);
91 * @return The URL scheme
93 public String getScheme() {
98 * @return The URL host
100 public String getHost() {
105 * @return The URL port, or null if no port was defined
107 public String getPort() {
111 public String getVersion() {
116 public String toString() {
117 return String.format("%s://%s:%s/%s", scheme, host, port, version);