1 package examples;
2
3 /* ====================================================================
4 * The Apache Software License, Version 1.1
5 *
6 * Copyright (c) 2001 The Apache Software Foundation. All rights
7 * reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. The end-user documentation included with the redistribution,
22 * if any, must include the following acknowledgment:
23 * "This product includes software developed by the
24 * Apache Software Foundation (http://www.apache.org/)."
25 * Alternately, this acknowledgment may appear in the software itself,
26 * if and wherever such third-party acknowledgments normally appear.
27 *
28 * 4. The names "Apache" and "Apache Software Foundation" and
29 * "Apache Commons" must not be used to endorse or promote products
30 * derived from this software without prior written permission. For
31 * written permission, please contact apache@apache.org.
32 *
33 * 5. Products derived from this software may not be called "Apache",
34 * nor may "Apache" appear in their name, without
35 * prior written permission of the Apache Software Foundation.
36 *
37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
47 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48 * SUCH DAMAGE.
49 * ====================================================================
50 *
51 * This software consists of voluntary contributions made by many
52 * individuals on behalf of the Apache Software Foundation. For more
53 * information on the Apache Software Foundation, please see
54 * <http://www.apache.org/>.
55 */
56
57 import java.io.BufferedReader;
58 import java.io.FileNotFoundException;
59 import java.io.FileReader;
60 import java.io.IOException;
61 import java.io.InputStreamReader;
62 import java.io.PrintWriter;
63 import java.io.Writer;
64 import org.apache.commons.net.io.Util;
65 import org.apache.commons.net.nntp.NNTPClient;
66 import org.apache.commons.net.nntp.NNTPReply;
67 import org.apache.commons.net.nntp.SimpleNNTPHeader;
68
69 /****
70 * This is an example program using the NNTP package to post an article
71 * to the specified newsgroup(s). It prompts you for header information and
72 * a filename to post.
73 * <p>
74 ***/
75
76 public final class post
77 {
78
79 public final static void main(String[] args)
80 {
81 String from, subject, newsgroup, filename, server, organization;
82 String references;
83 BufferedReader stdin;
84 FileReader fileReader = null;
85 SimpleNNTPHeader header;
86 NNTPClient client;
87
88 if (args.length < 1)
89 {
90 System.err.println("Usage: post newsserver");
91 System.exit(1);
92 }
93
94 server = args[0];
95
96 stdin = new BufferedReader(new InputStreamReader(System.in));
97
98 try
99 {
100 System.out.print("From: ");
101 System.out.flush();
102
103 from = stdin.readLine();
104
105 System.out.print("Subject: ");
106 System.out.flush();
107
108 subject = stdin.readLine();
109
110 header = new SimpleNNTPHeader(from, subject);
111
112 System.out.print("Newsgroup: ");
113 System.out.flush();
114
115 newsgroup = stdin.readLine();
116 header.addNewsgroup(newsgroup);
117
118 while (true)
119 {
120 System.out.print("Additional Newsgroup <Hit enter to end>: ");
121 System.out.flush();
122
123 // Of course you don't want to do this because readLine() may be null
124 newsgroup = stdin.readLine().trim();
125
126 if (newsgroup.length() == 0)
127 break;
128
129 header.addNewsgroup(newsgroup);
130 }
131
132 System.out.print("Organization: ");
133 System.out.flush();
134
135 organization = stdin.readLine();
136
137 System.out.print("References: ");
138 System.out.flush();
139
140 references = stdin.readLine();
141
142 if (organization != null && organization.length() > 0)
143 header.addHeaderField("Organization", organization);
144
145 if (references != null && organization.length() > 0)
146 header.addHeaderField("References", references);
147
148 header.addHeaderField("X-Newsreader", "NetComponents");
149
150 System.out.print("Filename: ");
151 System.out.flush();
152
153 filename = stdin.readLine();
154
155 try
156 {
157 fileReader = new FileReader(filename);
158 }
159 catch (FileNotFoundException e)
160 {
161 System.err.println("File not found. " + e.getMessage());
162 System.exit(1);
163 }
164
165 client = new NNTPClient();
166 client.addProtocolCommandListener(new PrintCommandListener(
167 new PrintWriter(System.out)));
168
169 client.connect(server);
170
171 if (!NNTPReply.isPositiveCompletion(client.getReplyCode()))
172 {
173 client.disconnect();
174 System.err.println("NNTP server refused connection.");
175 System.exit(1);
176 }
177
178 if (client.isAllowedToPost())
179 {
180 Writer writer = client.postArticle();
181
182 if (writer != null)
183 {
184 writer.write(header.toString());
185 Util.copyReader(fileReader, writer);
186 writer.close();
187 client.completePendingCommand();
188 }
189 }
190
191 fileReader.close();
192
193 client.logout();
194
195 client.disconnect();
196 }
197 catch (IOException e)
198 {
199 e.printStackTrace();
200 System.exit(1);
201 }
202 }
203 }
204
205
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