diff -r ed84c8bdd87b -r f8894df2d079 src/org/sonews/storage/Storage.java
--- a/src/org/sonews/storage/Storage.java	Sun Aug 29 17:28:58 2010 +0200
+++ b/src/org/sonews/storage/Storage.java	Wed May 04 18:06:24 2011 +0200
@@ -30,121 +30,120 @@
 public interface Storage
 {
 
-  /**
-   * Stores the given Article in the storage.
-   * @param art
-   * @throws StorageBackendException
-   */
-  void addArticle(Article art)
-    throws StorageBackendException;
+	/**
+	 * 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 addEvent(long timestamp, int type, long groupID)
+		throws StorageBackendException;
 
-  void addGroup(String groupname, int flags)
-    throws StorageBackendException;
+	void addGroup(String groupname, int flags)
+		throws StorageBackendException;
 
-  int countArticles()
-    throws StorageBackendException;
+	int countArticles()
+		throws StorageBackendException;
 
-  int countGroups()
-    throws StorageBackendException;
+	int countGroups()
+		throws StorageBackendException;
 
-  void delete(String messageID)
-    throws StorageBackendException;
+	void delete(String messageID)
+		throws StorageBackendException;
 
-  Article getArticle(String messageID)
-    throws StorageBackendException;
+	Article getArticle(String messageID)
+		throws StorageBackendException;
 
-  Article getArticle(long articleIndex, long groupID)
-    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, 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;
+	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;
+	long getArticleIndex(Article art, Group group)
+		throws StorageBackendException;
 
-  List<Long> getArticleNumbers(long groupID)
-    throws StorageBackendException;
+	List<Long> getArticleNumbers(long groupID)
+		throws StorageBackendException;
 
-  String getConfigValue(String key)
-    throws StorageBackendException;
+	String getConfigValue(String key)
+		throws StorageBackendException;
 
-  int getEventsCount(int eventType, long startTimestamp, long endTimestamp,
-    Channel channel)
-    throws StorageBackendException;
+	int getEventsCount(int eventType, long startTimestamp, long endTimestamp,
+		Channel channel)
+		throws StorageBackendException;
 
-  double getEventsPerHour(int key, long gid)
-    throws StorageBackendException;
+	double getEventsPerHour(int key, long gid)
+		throws StorageBackendException;
 
-  int getFirstArticleNumber(Group group)
-    throws StorageBackendException;
+	int getFirstArticleNumber(Group group)
+		throws StorageBackendException;
 
-  Group getGroup(String name)
-    throws StorageBackendException;
+	Group getGroup(String name)
+		throws StorageBackendException;
 
-  List<Channel> getGroups()
-    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;
+	/**
+	 * 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;
+	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;
+	/**
+	 * 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;
+	String getOldestArticle()
+		throws StorageBackendException;
 
-  int getPostingsCount(String groupname)
-    throws StorageBackendException;
+	int getPostingsCount(String groupname)
+		throws StorageBackendException;
 
-  List<Subscription> getSubscriptions(int type)
-    throws StorageBackendException;
+	List<Subscription> getSubscriptions(int type)
+		throws StorageBackendException;
 
-  boolean isArticleExisting(String messageID)
-    throws StorageBackendException;
+	boolean isArticleExisting(String messageID)
+		throws StorageBackendException;
 
-  boolean isGroupExisting(String groupname)
-    throws StorageBackendException;
+	boolean isGroupExisting(String groupname)
+		throws StorageBackendException;
 
-  void purgeGroup(Group group)
-    throws StorageBackendException;
+	void purgeGroup(Group group)
+		throws StorageBackendException;
 
-  void setConfigValue(String key, String value)
-    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;
+	/**
+	 * 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;
-
+	boolean update(Group group)
+		throws StorageBackendException;
 }