1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19
20 package javax.mail;
21
22 import java.net.InetAddress;
23
24 /**
25 * @version $Rev: 467553 $ $Date: 2006-10-25 00:01:51 -0400 (Wed, 25 Oct 2006) $
26 */
27 public abstract class Authenticator {
28 private InetAddress host;
29 private int port;
30 private String prompt;
31 private String protocol;
32 private String username;
33
34 synchronized PasswordAuthentication authenticate(InetAddress host, int port, String protocol, String prompt, String username) {
35 this.host = host;
36 this.port = port;
37 this.protocol = protocol;
38 this.prompt = prompt;
39 this.username = username;
40 return getPasswordAuthentication();
41 }
42
43 protected final String getDefaultUserName() {
44 return username;
45 }
46
47 protected PasswordAuthentication getPasswordAuthentication() {
48 return null;
49 }
50
51 protected final int getRequestingPort() {
52 return port;
53 }
54
55 protected final String getRequestingPrompt() {
56 return prompt;
57 }
58
59 protected final String getRequestingProtocol() {
60 return protocol;
61 }
62
63 protected final InetAddress getRequestingSite() {
64 return host;
65 }
66 }