org/sonews/daemon/command/ListCommand.java
changeset 3 2fdc9cc89502
parent 1 6fceb66e1ad7
child 12 bb6990c0dd1a
     1.1 --- a/org/sonews/daemon/command/ListCommand.java	Wed Jul 01 10:48:22 2009 +0200
     1.2 +++ b/org/sonews/daemon/command/ListCommand.java	Wed Jul 22 14:04:05 2009 +0200
     1.3 @@ -19,10 +19,10 @@
     1.4  package org.sonews.daemon.command;
     1.5  
     1.6  import java.io.IOException;
     1.7 -import java.sql.SQLException;
     1.8  import java.util.List;
     1.9  import org.sonews.daemon.NNTPConnection;
    1.10 -import org.sonews.daemon.storage.Group;
    1.11 +import org.sonews.storage.Channel;
    1.12 +import org.sonews.storage.StorageBackendException;
    1.13  
    1.14  /**
    1.15   * Class handling the LIST command.
    1.16 @@ -30,12 +30,13 @@
    1.17   * @author Dennis Schwerdel
    1.18   * @since n3tpd/0.1
    1.19   */
    1.20 -public class ListCommand extends AbstractCommand
    1.21 +public class ListCommand implements Command
    1.22  {
    1.23  
    1.24 -  public ListCommand(final NNTPConnection conn)
    1.25 +  @Override
    1.26 +  public String[] getSupportedCommandStrings()
    1.27    {
    1.28 -    super(conn);
    1.29 +    return new String[]{"LIST"};
    1.30    }
    1.31  
    1.32    @Override
    1.33 @@ -43,10 +44,16 @@
    1.34    {
    1.35      return true;
    1.36    }
    1.37 +
    1.38 +  @Override
    1.39 +  public boolean isStateful()
    1.40 +  {
    1.41 +    return false;
    1.42 +  }
    1.43    
    1.44    @Override
    1.45 -  public void processLine(final String line)
    1.46 -    throws IOException, SQLException
    1.47 +  public void processLine(NNTPConnection conn, final String line, byte[] raw)
    1.48 +    throws IOException, StorageBackendException
    1.49    {
    1.50      final String[] command = line.split(" ");
    1.51      
    1.52 @@ -54,54 +61,59 @@
    1.53      {
    1.54        if (command[1].equalsIgnoreCase("OVERVIEW.FMT"))
    1.55        {
    1.56 -        printStatus(215, "information follows");
    1.57 -        println("Subject:\nFrom:\nDate:\nMessage-ID:\nReferences:\nBytes:\nLines:\nXref");
    1.58 -        println(".");
    1.59 +        conn.println("215 information follows");
    1.60 +        conn.println("Subject:\nFrom:\nDate:\nMessage-ID:\nReferences:\nBytes:\nLines:\nXref");
    1.61 +        conn.println(".");
    1.62        }
    1.63        else if (command[1].equalsIgnoreCase("NEWSGROUPS"))
    1.64        {
    1.65 -        printStatus(215, "information follows");
    1.66 -        final List<Group> list = Group.getAll();
    1.67 -        for (Group g : list)
    1.68 +        conn.println("215 information follows");
    1.69 +        final List<Channel> list = Channel.getAll();
    1.70 +        for (Channel g : list)
    1.71          {
    1.72 -          println(g.getName() + "\t" + "-");
    1.73 +          conn.println(g.getName() + "\t" + "-");
    1.74          }
    1.75 -        println(".");
    1.76 +        conn.println(".");
    1.77        }
    1.78        else if (command[1].equalsIgnoreCase("SUBSCRIPTIONS"))
    1.79        {
    1.80 -        printStatus(215, "information follows");
    1.81 -        println(".");
    1.82 +        conn.println("215 information follows");
    1.83 +        conn.println(".");
    1.84        }
    1.85        else if (command[1].equalsIgnoreCase("EXTENSIONS"))
    1.86        {
    1.87 -        printStatus(202, "Supported NNTP extensions.");
    1.88 -        println("LISTGROUP");
    1.89 -        println(".");
    1.90 - 
    1.91 +        conn.println("202 Supported NNTP extensions.");
    1.92 +        conn.println("LISTGROUP");
    1.93 +        conn.println("XDAEMON");
    1.94 +        conn.println("XPAT");
    1.95 +        conn.println(".");
    1.96        }
    1.97        else
    1.98        {
    1.99 -        printStatus(500, "unknown argument to LIST command");
   1.100 +        conn.println("500 unknown argument to LIST command");
   1.101        }
   1.102      }
   1.103      else
   1.104      {
   1.105 -      final List<Group> groups = Group.getAll();
   1.106 +      final List<Channel> groups = Channel.getAll();
   1.107        if(groups != null)
   1.108        {
   1.109 -        printStatus(215, "list of newsgroups follows");
   1.110 -        for (Group g : groups)
   1.111 +        conn.println("215 list of newsgroups follows");
   1.112 +        for (Channel g : groups)
   1.113          {
   1.114 -          // Indeed first the higher article number then the lower
   1.115 -          println(g.getName() + " " + g.getLastArticleNumber() + " "
   1.116 -              + g.getFirstArticleNumber() + " y");
   1.117 +          if(!g.isDeleted())
   1.118 +          {
   1.119 +            String writeable = g.isWriteable() ? " y" : " n";
   1.120 +            // Indeed first the higher article number then the lower
   1.121 +            conn.println(g.getName() + " " + g.getLastArticleNumber() + " "
   1.122 +                + g.getFirstArticleNumber() + writeable);
   1.123 +          }
   1.124          }
   1.125 -        println(".");
   1.126 +        conn.println(".");
   1.127        }
   1.128        else
   1.129        {
   1.130 -        printStatus(500, "server database malfunction");
   1.131 +        conn.println("500 server database malfunction");
   1.132        }
   1.133      }
   1.134    }