| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package examples.nntp; |
| |
| import java.io.BufferedReader; |
| import java.io.FileNotFoundException; |
| import java.io.FileReader; |
| import java.io.IOException; |
| import java.io.InputStreamReader; |
| import java.io.PrintWriter; |
| import java.io.Writer; |
| |
| import org.apache.commons.net.PrintCommandListener; |
| import org.apache.commons.net.io.Util; |
| import org.apache.commons.net.nntp.NNTPClient; |
| import org.apache.commons.net.nntp.NNTPReply; |
| import org.apache.commons.net.nntp.SimpleNNTPHeader; |
| |
| |
| /*** |
| * This is an example program using the NNTP package to post an article |
| * to the specified newsgroup(s). It prompts you for header information and |
| * a filename to post. |
| ***/ |
| |
| public final class PostMessage |
| { |
| |
| public static void main(String[] args) |
| { |
| String from, subject, newsgroup, filename, server, organization; |
| String references; |
| BufferedReader stdin; |
| FileReader fileReader = null; |
| SimpleNNTPHeader header; |
| NNTPClient client; |
| |
| if (args.length < 1) |
| { |
| System.err.println("Usage: post newsserver"); |
| System.exit(1); |
| } |
| |
| server = args[0]; |
| |
| stdin = new BufferedReader(new InputStreamReader(System.in)); |
| |
| try |
| { |
| System.out.print("From: "); |
| System.out.flush(); |
| |
| from = stdin.readLine(); |
| |
| System.out.print("Subject: "); |
| System.out.flush(); |
| |
| subject = stdin.readLine(); |
| |
| header = new SimpleNNTPHeader(from, subject); |
| |
| System.out.print("Newsgroup: "); |
| System.out.flush(); |
| |
| newsgroup = stdin.readLine(); |
| header.addNewsgroup(newsgroup); |
| |
| while (true) |
| { |
| System.out.print("Additional Newsgroup <Hit enter to end>: "); |
| System.out.flush(); |
| |
| newsgroup = stdin.readLine(); |
| if (newsgroup == null) { |
| break; |
| } |
| |
| newsgroup = newsgroup.trim(); |
| |
| if (newsgroup.length() == 0) { |
| break; |
| } |
| |
| header.addNewsgroup(newsgroup); |
| } |
| |
| System.out.print("Organization: "); |
| System.out.flush(); |
| |
| organization = stdin.readLine(); |
| |
| System.out.print("References: "); |
| System.out.flush(); |
| |
| references = stdin.readLine(); |
| |
| if (organization != null && organization.length() > 0) { |
| header.addHeaderField("Organization", organization); |
| } |
| |
| if (references != null && references.length() > 0) { |
| header.addHeaderField("References", references); |
| } |
| |
| header.addHeaderField("X-Newsreader", "NetComponents"); |
| |
| System.out.print("Filename: "); |
| System.out.flush(); |
| |
| filename = stdin.readLine(); |
| |
| try |
| { |
| fileReader = new FileReader(filename); |
| } |
| catch (FileNotFoundException e) |
| { |
| System.err.println("File not found. " + e.getMessage()); |
| System.exit(1); |
| } |
| |
| client = new NNTPClient(); |
| client.addProtocolCommandListener(new PrintCommandListener( |
| new PrintWriter(System.out), true)); |
| |
| client.connect(server); |
| |
| if (!NNTPReply.isPositiveCompletion(client.getReplyCode())) |
| { |
| client.disconnect(); |
| System.err.println("NNTP server refused connection."); |
| System.exit(1); |
| } |
| |
| if (client.isAllowedToPost()) |
| { |
| Writer writer = client.postArticle(); |
| |
| if (writer != null) |
| { |
| writer.write(header.toString()); |
| Util.copyReader(fileReader, writer); |
| writer.close(); |
| client.completePendingCommand(); |
| } |
| } |
| |
| if (fileReader != null) { |
| fileReader.close(); |
| } |
| |
| client.logout(); |
| |
| client.disconnect(); |
| } |
| catch (IOException e) |
| { |
| e.printStackTrace(); |
| System.exit(1); |
| } |
| } |
| } |
| |
| |