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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;
19  import java.io.FileNotFoundException;
20  import java.io.FileReader;
21  import java.io.IOException;
22  import java.io.InputStreamReader;
23  import java.io.PrintWriter;
24  import java.io.Writer;
25  import java.util.Enumeration;
26  import java.util.Vector;
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[] args)
43      {
44          String sender, recipient, subject, filename, server, cc;
45          Vector ccList = new Vector();
46          BufferedReader stdin;
47          FileReader fileReader = null;
48          Writer writer;
49          SimpleSMTPHeader header;
50          SMTPClient client;
51          Enumeration 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(new InputStreamReader(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(filename);
106             }
107             catch (FileNotFoundException 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(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)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 e)
152         {
153             e.printStackTrace();
154             System.exit(1);
155         }
156     }
157 }
158 
159