diff -r 9f0b95aafaa3 -r ed84c8bdd87b src/org/sonews/daemon/command/StatCommand.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/org/sonews/daemon/command/StatCommand.java Sun Aug 29 17:28:58 2010 +0200 @@ -0,0 +1,114 @@ +/* + * SONEWS News Server + * see AUTHORS for the list of contributors + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +package org.sonews.daemon.command; + +import java.io.IOException; +import org.sonews.storage.Article; +import org.sonews.daemon.NNTPConnection; +import org.sonews.storage.StorageBackendException; + +/** + * Implementation of the STAT command. + * @author Christian Lins + * @since sonews/0.5.0 + */ +public class StatCommand implements Command +{ + + @Override + public String[] getSupportedCommandStrings() + { + return new String[]{"STAT"}; + } + + @Override + public boolean hasFinished() + { + return true; + } + + @Override + public String impliedCapability() + { + return null; + } + + @Override + public boolean isStateful() + { + return false; + } + + // TODO: Method has various exit points => Refactor! + @Override + public void processLine(NNTPConnection conn, final String line, byte[] raw) + throws IOException, StorageBackendException + { + final String[] command = line.split(" "); + + Article article = null; + if(command.length == 1) + { + article = conn.getCurrentArticle(); + if(article == null) + { + conn.println("420 no current article has been selected"); + return; + } + } + else if(command[1].matches(NNTPConnection.MESSAGE_ID_PATTERN)) + { + // Message-ID + article = Article.getByMessageID(command[1]); + if (article == null) + { + conn.println("430 no such article found"); + return; + } + } + else + { + // Message Number + try + { + long aid = Long.parseLong(command[1]); + article = conn.getCurrentChannel().getArticle(aid); + } + catch(NumberFormatException ex) + { + ex.printStackTrace(); + } + catch(StorageBackendException ex) + { + ex.printStackTrace(); + } + if (article == null) + { + conn.println("423 no such article number in this group"); + return; + } + conn.setCurrentArticle(article); + } + + conn.println("223 " + conn.getCurrentChannel().getIndexOf(article) + " " + + article.getMessageID() + + " article retrieved - request text separately"); + } + +}