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Java > Open Source Codes > examples > mail


1 /*
2  * Copyright 2001-2005 The Apache Software Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package examples;
17
18 import java.io.BufferedReader JavaDoc;
19 import java.io.FileNotFoundException JavaDoc;
20 import java.io.FileReader JavaDoc;
21 import java.io.IOException JavaDoc;
22 import java.io.InputStreamReader JavaDoc;
23 import java.io.PrintWriter JavaDoc;
24 import java.io.Writer JavaDoc;
25 import java.util.Enumeration JavaDoc;
26 import java.util.Vector JavaDoc;
27 import org.apache.commons.net.io.Util;
28 import org.apache.commons.net.smtp.SMTPClient;
29 import org.apache.commons.net.smtp.SMTPReply;
30 import org.apache.commons.net.smtp.SimpleSMTPHeader;
31
32 /***
33  * This is an example program using the SMTP package to send a message
34  * to the specified recipients. It prompts you for header information and
35  * a filename containing the message.
36  * <p>
37  ***/
38
39 public final class mail
40 {
41
42     public final static void main(String JavaDoc[] args)
43     {
44         String JavaDoc sender, recipient, subject, filename, server, cc;
45         Vector JavaDoc ccList = new Vector JavaDoc();
46         BufferedReader JavaDoc stdin;
47         FileReader JavaDoc fileReader = null;
48         Writer JavaDoc writer;
49         SimpleSMTPHeader header;
50         SMTPClient client;
51         Enumeration JavaDoc en;
52
53         if (args.length < 1)
54         {
55             System.err.println("Usage: mail smtpserver");
56             System.exit(1);
57         }
58
59         server = args[0];
60
61         stdin = new BufferedReader JavaDoc(new InputStreamReader JavaDoc(System.in));
62
63         try
64         {
65             System.out.print("From: ");
66             System.out.flush();
67
68             sender = stdin.readLine();
69
70             System.out.print("To: ");
71             System.out.flush();
72
73             recipient = stdin.readLine();
74
75             System.out.print("Subject: ");
76             System.out.flush();
77
78             subject = stdin.readLine();
79
80             header = new SimpleSMTPHeader(sender, recipient, subject);
81
82
83             while (true)
84             {
85                 System.out.print("CC <enter one address per line, hit enter to end>: ");
86                 System.out.flush();
87
88                 // Of course you don't want to do this because readLine() may be null
89 cc = stdin.readLine().trim();
90
91                 if (cc.length() == 0)
92                     break;
93
94                 header.addCC(cc);
95                 ccList.addElement(cc);
96             }
97
98             System.out.print("Filename: ");
99             System.out.flush();
100
101             filename = stdin.readLine();
102
103             try
104             {
105                 fileReader = new FileReader JavaDoc(filename);
106             }
107             catch (FileNotFoundException JavaDoc e)
108             {
109                 System.err.println("File not found. " + e.getMessage());
110             }
111
112             client = new SMTPClient();
113             client.addProtocolCommandListener(new PrintCommandListener(
114                                                   new PrintWriter JavaDoc(System.out)));
115
116             client.connect(server);
117
118             if (!SMTPReply.isPositiveCompletion(client.getReplyCode()))
119             {
120                 client.disconnect();
121                 System.err.println("SMTP server refused connection.");
122                 System.exit(1);
123             }
124
125             client.login();
126
127             client.setSender(sender);
128             client.addRecipient(recipient);
129
130             en = ccList.elements();
131
132             while (en.hasMoreElements())
133                 client.addRecipient((String JavaDoc)en.nextElement());
134
135             writer = client.sendMessageData();
136
137             if (writer != null)
138             {
139                 writer.write(header.toString());
140                 Util.copyReader(fileReader, writer);
141                 writer.close();
142                 client.completePendingCommand();
143             }
144
145             fileReader.close();
146
147             client.logout();
148
149             client.disconnect();
150         }
151         catch (IOException JavaDoc e)
152         {
153             e.printStackTrace();
154             System.exit(1);
155         }
156     }
157 }
158
159
160
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