sonews-drupal: src/org/sonews/daemon/command/ListGroupCommand.java@7e24949b87b0

     1 /*

     2  *   SONEWS News Server

     3  *   see AUTHORS for the list of contributors

     4  *

     5  *   This program is free software: you can redistribute it and/or modify

     6  *   it under the terms of the GNU General Public License as published by

     7  *   the Free Software Foundation, either version 3 of the License, or

     8  *   (at your option) any later version.

     9  *

    10  *   This program is distributed in the hope that it will be useful,

    11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of

    12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    13  *   GNU General Public License for more details.

    14  *

    15  *   You should have received a copy of the GNU General Public License

    16  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.

    17  */

    19 package org.sonews.daemon.command;

    21 import java.io.IOException;

    22 import java.util.List;

    23 import org.sonews.daemon.NNTPConnection;

    24 import org.sonews.storage.Channel;

    25 import org.sonews.storage.StorageBackendException;

    27 /**

    28  * Class handling the LISTGROUP command.

    29  * @author Christian Lins

    30  * @author Dennis Schwerdel

    31  * @since n3tpd/0.1

    32  */

    33 public class ListGroupCommand implements Command

    34 {

    36 	@Override

    37 	public String[] getSupportedCommandStrings()

    38 	{

    39 		return new String[] {"LISTGROUP"};

    40 	}

    42 	@Override

    43 	public boolean hasFinished()

    44 	{

    45 		return true;

    46 	}

    48 	@Override

    49 	public String impliedCapability()

    50 	{

    51 		return null;

    52 	}

    54 	@Override

    55 	public boolean isStateful()

    56 	{

    57 		return false;

    58 	}

    60 	@Override

    61 	public void processLine(NNTPConnection conn, final String commandName, byte[] raw)

    62 		throws IOException, StorageBackendException

    63 	{

    64 		final String[] command = commandName.split(" ");

    66 		Channel group;

    67 		if (command.length >= 2) {

    68 			group = Channel.getByName(command[1]);

    69 		} else {

    70 			group = conn.getCurrentChannel();

    71 		}

    73 		if (group == null) {

    74 			conn.println("412 no group selected; use GROUP <group> command");

    75 			return;

    76 		}

    78 		List<Long> ids = group.getArticleNumbers();

    79 		conn.println("211 " + ids.size() + " "

    80 			+ group.getFirstArticleNumber() + " "

    81 			+ group.getLastArticleNumber() + " list of article numbers follow");

    82 		for (long id : ids) {

    83 			// One index number per line

    84 			conn.println(Long.toString(id));

    85 		}

    86 		conn.println(".");

    87 	}

    88 }

author	cli
	Sat, 10 Sep 2011 18:18:05 +0200
changeset 45	7e24949b87b0
parent 37	74139325d305
child 48	b78e77619152
permissions	-rwxr-xr-x