1 /**
2 *
3 * Copyright 2003-2004 The Apache Software Foundation
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package javax.mail;
19
20 import java.net.InetAddress;
21
22 /**
23 * @version $Rev: 126350 $ $Date: 2005-01-24 22:35:47 -0800 (Mon, 24 Jan 2005) $
24 */
25 public abstract class Authenticator {
26 private InetAddress host;
27 private int port;
28 private String prompt;
29 private String protocol;
30 private String username;
31
32 synchronized PasswordAuthentication authenticate(InetAddress host, int port, String protocol, String prompt, String username) {
33 this.host = host;
34 this.port = port;
35 this.protocol = protocol;
36 this.prompt = prompt;
37 this.username = username;
38 return getPasswordAuthentication();
39 }
40
41 protected final String getDefaultUserName() {
42 return username;
43 }
44
45 protected PasswordAuthentication getPasswordAuthentication() {
46 return null;
47 }
48
49 protected final int getRequestingPort() {
50 return port;
51 }
52
53 protected final String getRequestingPrompt() {
54 return prompt;
55 }
56
57 protected final String getRequestingProtocol() {
58 return protocol;
59 }
60
61 protected final InetAddress getRequestingSite() {
62 return host;
63 }
64 }