org/sonews/feed/FeedManager.java
changeset 1 6fceb66e1ad7
child 3 2fdc9cc89502
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/org/sonews/feed/FeedManager.java	Fri Jun 26 16:48:50 2009 +0200
     1.3 @@ -0,0 +1,71 @@
     1.4 +/*
     1.5 + *   SONEWS News Server
     1.6 + *   see AUTHORS for the list of contributors
     1.7 + *
     1.8 + *   This program is free software: you can redistribute it and/or modify
     1.9 + *   it under the terms of the GNU General Public License as published by
    1.10 + *   the Free Software Foundation, either version 3 of the License, or
    1.11 + *   (at your option) any later version.
    1.12 + *
    1.13 + *   This program is distributed in the hope that it will be useful,
    1.14 + *   but WITHOUT ANY WARRANTY; without even the implied warranty of
    1.15 + *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    1.16 + *   GNU General Public License for more details.
    1.17 + *
    1.18 + *   You should have received a copy of the GNU General Public License
    1.19 + *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
    1.20 + */
    1.21 +
    1.22 +package org.sonews.feed;
    1.23 +
    1.24 +import java.sql.SQLException;
    1.25 +import java.util.List;
    1.26 +import org.sonews.daemon.storage.Article;
    1.27 +import org.sonews.daemon.storage.Database;
    1.28 +
    1.29 +/**
    1.30 + * Controlls push and pull feeder.
    1.31 + * @author Christian Lins
    1.32 + * @since sonews/0.5.0
    1.33 + */
    1.34 +public final class FeedManager 
    1.35 +{
    1.36 +
    1.37 +  public static final int TYPE_PULL = 0;
    1.38 +  public static final int TYPE_PUSH = 1;
    1.39 +  
    1.40 +  private static PullFeeder pullFeeder = new PullFeeder();
    1.41 +  private static PushFeeder pushFeeder = new PushFeeder();
    1.42 +  
    1.43 +  /**
    1.44 +   * Reads the peer subscriptions from database and starts the appropriate
    1.45 +   * PullFeeder or PushFeeder.
    1.46 +   */
    1.47 +  public static synchronized void startFeeding()
    1.48 +    throws SQLException
    1.49 +  {
    1.50 +    List<Subscription> subsPull = Database.getInstance()
    1.51 +      .getSubscriptions(TYPE_PULL);
    1.52 +    for(Subscription sub : subsPull)
    1.53 +    {
    1.54 +      pullFeeder.addSubscription(sub);
    1.55 +    }
    1.56 +    pullFeeder.start();
    1.57 +    
    1.58 +    List<Subscription> subsPush = Database.getInstance()
    1.59 +      .getSubscriptions(TYPE_PUSH);
    1.60 +    for(Subscription sub : subsPush)
    1.61 +    {
    1.62 +      pushFeeder.addSubscription(sub);
    1.63 +    }
    1.64 +    pushFeeder.start();
    1.65 +  }
    1.66 +  
    1.67 +  public static void queueForPush(Article article)
    1.68 +  {
    1.69 +    pushFeeder.queueForPush(article);
    1.70 +  }
    1.71 +  
    1.72 +  private FeedManager() {}
    1.73 +  
    1.74 +}