1 package org.apache.maven.wagon.proxy;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import java.util.StringTokenizer;
23
24 /**
25 * @author <a href="mailto:lafeuil@gmail.com">Thomas Champagne</a>
26 */
27 public final class ProxyUtils
28 {
29 private ProxyUtils()
30 {
31 }
32
33 /**
34 * Check if the specified host is in the list of non proxy hosts.
35 *
36 * @param proxy the proxy info object contains set of properties.
37 * @param targetHost the target hostname
38 * @return true if the hostname is in the list of non proxy hosts, false otherwise.
39 */
40 public static boolean validateNonProxyHosts( ProxyInfo proxy, String targetHost )
41 {
42 if ( targetHost == null )
43 {
44 targetHost = new String();
45 }
46 if ( proxy == null )
47 {
48 return false;
49 }
50 String nonProxyHosts = proxy.getNonProxyHosts();
51 if ( nonProxyHosts == null )
52 {
53 return false;
54 }
55
56 StringTokenizer tokenizer = new StringTokenizer( nonProxyHosts, "|" );
57
58 while ( tokenizer.hasMoreTokens() )
59 {
60 String pattern = tokenizer.nextToken();
61 pattern = pattern.replaceAll( "\\.", "\\\\." ).replaceAll( "\\*", ".*" );
62 if ( targetHost.matches( pattern ) )
63 {
64 return true;
65 }
66 }
67 return false;
68 }
69 }