org/sonews/util/Purger.java
author chris <chris@marvin>
Fri, 26 Jun 2009 16:48:50 +0200
changeset 1 6fceb66e1ad7
child 3 2fdc9cc89502
permissions -rw-r--r--
Hooray... sonews/0.5.0 final

HG: Enter commit message. Lines beginning with 'HG:' are removed.
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/*
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 *   SONEWS News Server
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 *   see AUTHORS for the list of contributors
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 *
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 *   This program is free software: you can redistribute it and/or modify
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 *   it under the terms of the GNU General Public License as published by
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 *   the Free Software Foundation, either version 3 of the License, or
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 *   (at your option) any later version.
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 *
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 *   This program is distributed in the hope that it will be useful,
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 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *   GNU General Public License for more details.
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 *
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 *   You should have received a copy of the GNU General Public License
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 *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 */
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package org.sonews.util;
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import org.sonews.daemon.Config;
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import org.sonews.daemon.storage.Database;
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import org.sonews.daemon.storage.Article;
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import java.util.Date;
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/**
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 * The purger is started in configurable intervals to search
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 * for old messages that can be purged.
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 * @author Christian Lins
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 * @since sonews/0.5.0
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 */
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public class Purger
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{
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  private long lifetime;
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  public Purger()
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  {
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    this.lifetime = Config.getInstance().get("sonews.article.lifetime", 30) 
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      * 24L * 60L * 60L * 1000L; // in Milliseconds
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  }
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  /**
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   * Loops through all messages and deletes them if their time
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   * has come.
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   */
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  void purge()
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    throws Exception
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  {
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    System.out.println("Purging old messages...");
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    for (;;)
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    {
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      // TODO: Delete articles directly in database
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      Article art = null; //Database.getInstance().getOldestArticle();
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      if (art == null) // No articles in the database
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      {
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        break;
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      }
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/*      if (art.getDate().getTime() < (new Date().getTime() + this.lifetime))
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      {
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 //       Database.getInstance().delete(art);
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        System.out.println("Deleted: " + art);
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      }
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      else
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      {
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        break;
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      }*/
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    }
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  }
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  public static void main(String[] args)
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  {
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    try
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    {
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      Purger purger = new Purger();
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      purger.purge();
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      System.exit(0);
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    }
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    catch(Exception ex)
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    {
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      ex.printStackTrace();
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      System.exit(1);
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    }
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  }
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}