chris@1: /* chris@1: * SONEWS News Server chris@1: * see AUTHORS for the list of contributors chris@1: * chris@1: * This program is free software: you can redistribute it and/or modify chris@1: * it under the terms of the GNU General Public License as published by chris@1: * the Free Software Foundation, either version 3 of the License, or chris@1: * (at your option) any later version. chris@1: * chris@1: * This program is distributed in the hope that it will be useful, chris@1: * but WITHOUT ANY WARRANTY; without even the implied warranty of chris@1: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the chris@1: * GNU General Public License for more details. chris@1: * chris@1: * You should have received a copy of the GNU General Public License chris@1: * along with this program. If not, see . chris@1: */ chris@1: package org.sonews.daemon.command; chris@1: chris@1: import java.io.IOException; chris@1: import java.util.List; chris@1: import org.sonews.daemon.NNTPConnection; cli@48: import org.sonews.storage.Group; chris@3: import org.sonews.storage.StorageBackendException; cli@48: import org.sonews.storage.StorageManager; chris@1: chris@1: /** chris@1: * Class handling the LISTGROUP command. chris@1: * @author Christian Lins chris@1: * @author Dennis Schwerdel chris@1: * @since n3tpd/0.1 chris@1: */ cli@48: public class ListGroupCommand implements Command { chris@1: cli@37: @Override cli@48: public String[] getSupportedCommandStrings() { cli@48: return new String[]{"LISTGROUP"}; cli@37: } chris@1: cli@37: @Override cli@48: public boolean hasFinished() { cli@37: return true; cli@37: } chris@1: cli@37: @Override cli@48: public String impliedCapability() { cli@37: return null; cli@37: } cli@20: cli@37: @Override cli@48: public boolean isStateful() { cli@37: return false; cli@37: } chris@3: cli@37: @Override cli@37: public void processLine(NNTPConnection conn, final String commandName, byte[] raw) cli@48: throws IOException, StorageBackendException { cli@37: final String[] command = commandName.split(" "); chris@1: cli@48: Group group; cli@37: if (command.length >= 2) { cli@48: group = StorageManager.current().getGroup(command[1]); cli@37: } else { cli@37: group = conn.getCurrentChannel(); cli@37: } chris@1: cli@37: if (group == null) { cli@37: conn.println("412 no group selected; use GROUP command"); cli@37: return; cli@37: } chris@1: cli@37: List ids = group.getArticleNumbers(); cli@37: conn.println("211 " + ids.size() + " " cli@48: + group.getFirstArticleNumber() + " " cli@48: + group.getLastArticleNumber() + " list of article numbers follow"); cli@37: for (long id : ids) { cli@37: // One index number per line cli@37: conn.println(Long.toString(id)); cli@37: } cli@37: conn.println("."); cli@37: } chris@1: }