/*
* Copyright 2001-2005 The Apache Software Foundation
*
* Licensed 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.IOException;
import java.io.PrintWriter;
import org.apache.commons.net.nntp.Article;
import org.apache.commons.net.nntp.NNTPClient;
import org.apache.commons.net.nntp.NewsgroupInfo;
import examples.PrintCommandListener;
/**
* Simple class showing some of the extended commands (AUTH, XOVER, LIST ACTIVE)
*
* @author Rory Winston <rwinston@checkfree.com>
*/
public class ExtendedNNTPOps {
NNTPClient client;
public ExtendedNNTPOps() {
client = new NNTPClient();
client.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out)));
}
public void demo(String host, String user, String password) {
try {
client.connect(host);
// AUTHINFO USER/AUTHINFO PASS
boolean success = client.authenticate(user, password);
if (success) {
System.out.println("Authentication succeeded");
} else {
System.out.println("Authentication failed, error =" + client.getReplyString());
}
// XOVER
NewsgroupInfo testGroup = new NewsgroupInfo();
client.selectNewsgroup("alt.test", testGroup);
int lowArticleNumber = testGroup.getFirstArticle();
int highArticleNumber = lowArticleNumber + 100;
Article[] articles = NNTPUtils.getArticleInfo(client, lowArticleNumber, highArticleNumber);
for (int i = 0; i < articles.length; ++i) {
System.out.println(articles[i].getSubject());
}
// LIST ACTIVE
NewsgroupInfo[] fanGroups = client.listNewsgroups("alt.fan.*");
for (int i = 0; i < fanGroups.length; ++i) {
System.out.println(fanGroups[i].getNewsgroup());
}
} catch (IOException e) {
e.printStackTrace();
}
}
public static void main(String[] args) {
ExtendedNNTPOps ops;
if (args.length != 3) {
System.err.println("usage: ExtendedNNTPOps nntpserver username password");
System.exit(1);
}
ops = new ExtendedNNTPOps();
ops.demo(args[0], args[1], args[2]);
}
}
/* Emacs configuration
* Local variables: **
* mode: java **
* c-basic-offset: 4 **
* indent-tabs-mode: nil **
* End: **
*/