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Posted to issues@commons.apache.org by "Bas (JIRA)" <ji...@apache.org> on 2011/03/15 21:46:29 UTC
[jira] Commented: (NET-373) NNTP Listgroups not working - broken
server implementation
[ https://issues.apache.org/jira/browse/NET-373?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13007166#comment-13007166 ]
Bas commented on NET-373:
-------------------------
What would be the best to handle this from this point in time?
> NNTP Listgroups not working - broken server implementation
> ----------------------------------------------------------
>
> Key: NET-373
> URL: https://issues.apache.org/jira/browse/NET-373
> Project: Commons Net
> Issue Type: Improvement
> Components: NNTP
> Affects Versions: 3.0
> Environment: Eclipse Build id: 20110218-0911
> Reporter: Bas
> Labels: ioexception, java, listnewsgroups, nntp, nntpclient
> Attachments: Bar.java, listing.txt
>
>
> In addition to NET-276 I tried to get all newsgroups from my server with the example script. Unfortunately I got with underneath code the following error:
> As can be imagined this is a pay server so it has more than 31 groups. Unfortunately I have no idea how to get those printed underneath, probably also a bug!
> {noformat:title=Output| borderStyle=dashed| borderColor=#ccc| titleBGColor=#F7D6C1| bgColor=#FFFFCE}
> 201 reader.xsnews.nl (frontend-F04-05) Server Ready - support@xsnews.nl
> AUTHINFO USER *******
> 381 PASS required
> AUTHINFO PASS *********
> 281 Ok
> Authentication succeeded
> LIST ACTIVE alt.fan.*
> 215 Newsgroups in form "group high low flags".
> 000000000000000 000000000000000 y
> ! 000000000000023 000000000000001 y
> !!! 000000000000001 000000000000001 y
> !vaux23 000000000000001 000000000000001 y
> " 000000000000001 000000000000001 y
> "0.test 000000000000001 000000000000001 y
> ": 000000000000001 000000000000001 y
> "Phyllis 000000000000001 000000000000001 y
> "alt.binaries.boneless 000000000001053 000000000001002 y
> "alt.binaries.multimedia 000000000002422 000000000000004 y
> "alt.binaries.multimedia.erotica 000000000000001 000000000000001 y
> "alt.binaries.multimedia.erotica.lesbians 000000000000002 000000000000001 y
> "alt.binaries.multimedia.scifi; 000000000000001 000000000000001 y
> "alt.binaries.sounds.mp3.lounge 000000000000001 000000000000001 y
> "alt.binaries.sounds.mp3.reggae 000000000000001 000000000000001 y
> "alt.binaries.tv.canadian 000000000000002 000000000000001 y
> "alt.internet 000000000000001 000000000000001 y
> "alt.politics 000000000000002 000000000000001 y
> "alt.religion.christian.east 000000000000001 000000000000001 y
> "webstump+urcm-noack@chiark.greenend.org.uk" 000000000000001 000000000000001 y
> #alt.binaries.department.pron 000000022885781 000000000000001 y
> ( 000000000000007 000000000000005 y
> (analog-island@t-online.de 000000000000001 000000000000001 y
> (cross 000000000000001 000000000000001 y
> * 000000000000006 000000000000006 y
> *.binaries.* 000000000000001 000000000000001 y
> +a.uninarch 000000000000353 000000000000353 y
> - 000000000000002 000000000000002 y
> -- 000000000000005 000000000000001 y
> ------------------ 000000000000004 000000000000002 y
> -adams 000000000000001 000000000000001 y
> 31
> LIST ACTIVE alt.fan.*
> 00000000000000 000000000000000 y
> java.io.IOException: 00000000000000 000000000000000 y
> at org.apache.commons.net.nntp.NNTPClient.iterateNewsgroupListing(NNTPClient.java:1043)
> at org.apache.commons.net.nntp.NNTPClient.iterateNewsgroups(NNTPClient.java:1059)
> at ListNewsgroups_1.main(ListNewsgroups_1.java:89)
> at Testing_NNTP.main(Testing_NNTP.java:25){panel}
> {noformat}
> Code:
> {code:title=Bar.java|borderStyle=solid}
> // Some comments here
> /*
> * 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.IOException;
> import java.io.PrintWriter;
> import org.apache.commons.net.PrintCommandListener;
> import org.apache.commons.net.nntp.NNTPClient;
> import org.apache.commons.net.nntp.NewsgroupInfo;
> import javax.net.ssl.SSLSocketFactory;
> /***
> * This is a trivial example using the NNTP package to approximate the
> * Unix newsgroups command. It merely connects to the specified news
> * server and issues fetches the list of newsgroups stored by the server.
> * On servers that store a lot of newsgroups, this command can take a very
> * long time (listing upwards of 30,000 groups).
> * <p>
> ***/
> public final class ListNewsgroups_1
> {
> public final static void main(String[] args)
> {
> if (args.length < 1)
> {
> System.err.println("Usage: newsgroups newsserver [pattern]");
> return;
> }
> NNTPClient client = new NNTPClient();
> client.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out)));
> //String pattern = args.length >= 2 ? args[1] : "";
> //String pattern = "";
> String pattern = "alt.fan.*";
> try
> {
>
> if (args[4] == "SSL")
> {
> client.setSocketFactory(SSLSocketFactory.getDefault());
> }
> else
> {
> //factory = createSocket(host, port);
> }
> client.connect(args[0],Integer.parseInt(args[3]));
> // AUTHINFO USER/AUTHINFO PASS
> boolean success = client.authenticate(args[1], args[2]);
> if (success) {
> System.out.println("Authentication succeeded");
> } else {
> System.out.println("Authentication failed, error =" + client.getReplyString());
> }
> int j = 0;
> try {
> for(String s : client.iterateNewsgroupListing(pattern)) {
> j++;
> System.out.println(s);
> }
> } catch (IOException e1) {
> e1.printStackTrace();
> }
> System.out.println(j);
> j = 0;
> for(NewsgroupInfo n : client.iterateNewsgroups(pattern)) {
> j++;
> System.out.println(n.getNewsgroup());
> }
> System.out.println(j);
> }
> catch (IOException e)
> {
> e.printStackTrace();
> }
> finally
> {
> try
> {
> if (client.isConnected())
> client.disconnect();
> }
> catch (IOException e)
> {
> System.err.println("Error disconnecting from server.");
> e.printStackTrace();
> System.exit(1);
> }
> }
> }
> }
> {code}
> If I missed something let me know and I will try to supply you with necessary data
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