org/sonews/daemon/command/ListGroupCommand.java
author chris <chris@marvin>
Wed, 01 Jul 2009 10:48:22 +0200
changeset 2 1090e2141798
parent 1 6fceb66e1ad7
child 3 2fdc9cc89502
permissions -rw-r--r--
sonews/0.5.1 fixes merged
     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  */
    18 
    19 package org.sonews.daemon.command;
    20 
    21 import java.io.IOException;
    22 import java.sql.SQLException;
    23 import java.util.List;
    24 import org.sonews.daemon.NNTPConnection;
    25 import org.sonews.daemon.storage.Group;
    26 
    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 extends AbstractCommand
    34 {
    35 
    36   public ListGroupCommand(final NNTPConnection conn)
    37   {
    38     super(conn);
    39   }
    40 
    41   @Override
    42   public boolean hasFinished()
    43   {
    44     return true;
    45   }
    46 
    47   @Override
    48   public void processLine(final String commandName) 
    49     throws IOException, SQLException
    50   {
    51     final String[] command = commandName.split(" ");
    52 
    53     Group group;
    54     if(command.length >= 2)
    55     {
    56       group = Group.getByName(command[1]);
    57     }
    58     else
    59     {
    60       group = getCurrentGroup();
    61     }
    62 
    63     if (group == null)
    64     {
    65       printStatus(412, "no group selected; use GROUP <group> command");
    66       return;
    67     }
    68 
    69     List<Long> ids = group.getArticleNumbers();
    70     printStatus(211, ids.size() + " " +
    71       group.getFirstArticleNumber() + " " + 
    72       group.getLastArticleNumber() + " list of article numbers follow");
    73     for(long id : ids)
    74     {
    75       // One index number per line
    76       println(Long.toString(id));
    77     }
    78     println(".");
    79   }
    80 
    81 }