org/sonews/feed/FeedManager.java
author chris <chris@marvin>
Wed Jul 01 10:48:22 2009 +0200 (2009-07-01)
changeset 2 1090e2141798
child 3 2fdc9cc89502
permissions -rw-r--r--
sonews/0.5.1 fixes merged
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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.feed;
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import java.sql.SQLException;
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import java.util.List;
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import org.sonews.daemon.storage.Article;
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import org.sonews.daemon.storage.Database;
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/**
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 * Controlls push and pull feeder.
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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 final class FeedManager 
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{
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  public static final int TYPE_PULL = 0;
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  public static final int TYPE_PUSH = 1;
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  private static PullFeeder pullFeeder = new PullFeeder();
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  private static PushFeeder pushFeeder = new PushFeeder();
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  /**
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   * Reads the peer subscriptions from database and starts the appropriate
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   * PullFeeder or PushFeeder.
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   */
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  public static synchronized void startFeeding()
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    throws SQLException
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  {
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    List<Subscription> subsPull = Database.getInstance()
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      .getSubscriptions(TYPE_PULL);
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    for(Subscription sub : subsPull)
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    {
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      pullFeeder.addSubscription(sub);
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    }
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    pullFeeder.start();
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    List<Subscription> subsPush = Database.getInstance()
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      .getSubscriptions(TYPE_PUSH);
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    for(Subscription sub : subsPush)
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    {
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      pushFeeder.addSubscription(sub);
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    }
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    pushFeeder.start();
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  }
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  public static void queueForPush(Article article)
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  {
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    pushFeeder.queueForPush(article);
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  }
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  private FeedManager() {}
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}