diff -r 9f0b95aafaa3 -r ed84c8bdd87b org/sonews/storage/Storage.java
--- a/org/sonews/storage/Storage.java	Sun Aug 29 17:04:25 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,150 +0,0 @@
-/*
- *   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 <http://www.gnu.org/licenses/>.
- */
-
-package org.sonews.storage;
-
-import java.util.List;
-import org.sonews.feed.Subscription;
-import org.sonews.util.Pair;
-
-/**
- * A generic storage backend interface.
- * @author Christian Lins
- * @since sonews/1.0
- */
-public interface Storage
-{
-
-  /**
-   * Stores the given Article in the storage.
-   * @param art
-   * @throws StorageBackendException
-   */
-  void addArticle(Article art)
-    throws StorageBackendException;
-
-  void addEvent(long timestamp, int type, long groupID)
-    throws StorageBackendException;
-
-  void addGroup(String groupname, int flags)
-    throws StorageBackendException;
-
-  int countArticles()
-    throws StorageBackendException;
-
-  int countGroups()
-    throws StorageBackendException;
-
-  void delete(String messageID)
-    throws StorageBackendException;
-
-  Article getArticle(String messageID)
-    throws StorageBackendException;
-
-  Article getArticle(long articleIndex, long groupID)
-    throws StorageBackendException;
-
-  List<Pair<Long, ArticleHead>> getArticleHeads(Group group, long first, long last)
-    throws StorageBackendException;
-
-  List<Pair<Long, String>> getArticleHeaders(Channel channel, long start, long end,
-    String header, String pattern)
-    throws StorageBackendException;
-
-  long getArticleIndex(Article art, Group group)
-    throws StorageBackendException;
-
-  List<Long> getArticleNumbers(long groupID)
-    throws StorageBackendException;
-
-  String getConfigValue(String key)
-    throws StorageBackendException;
-
-  int getEventsCount(int eventType, long startTimestamp, long endTimestamp,
-    Channel channel)
-    throws StorageBackendException;
-
-  double getEventsPerHour(int key, long gid)
-    throws StorageBackendException;
-
-  int getFirstArticleNumber(Group group)
-    throws StorageBackendException;
-
-  Group getGroup(String name)
-    throws StorageBackendException;
-
-  List<Channel> getGroups()
-    throws StorageBackendException;
-
-  /**
-   * Retrieves the collection of groupnames that are associated with the
-   * given list address.
-   * @param inetaddress
-   * @return
-   * @throws StorageBackendException
-   */
-  List<String> getGroupsForList(String listAddress)
-    throws StorageBackendException;
-
-  int getLastArticleNumber(Group group)
-    throws StorageBackendException;
-
-  /**
-   * Returns a list of email addresses that are related to the given
-   * groupname. In most cases the list may contain only one entry.
-   * @param groupname
-   * @return
-   * @throws StorageBackendException
-   */
-  List<String> getListsForGroup(String groupname)
-    throws StorageBackendException;
-
-  String getOldestArticle()
-    throws StorageBackendException;
-
-  int getPostingsCount(String groupname)
-    throws StorageBackendException;
-
-  List<Subscription> getSubscriptions(int type)
-    throws StorageBackendException;
-
-  boolean isArticleExisting(String messageID)
-    throws StorageBackendException;
-
-  boolean isGroupExisting(String groupname)
-    throws StorageBackendException;
-
-  void purgeGroup(Group group)
-    throws StorageBackendException;
-
-  void setConfigValue(String key, String value)
-    throws StorageBackendException;
-
-  /**
-   * Updates headers and channel references of the given article.
-   * @param article
-   * @return
-   * @throws StorageBackendException
-   */
-  boolean update(Article article)
-    throws StorageBackendException;
-
-  boolean update(Group group)
-    throws StorageBackendException;
-
-}