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Class Acme.Nnrpd.LocalNewsDb 

java.lang.Object
   |
   +----Acme.Nnrpd.NewsDb
           |
           +----Acme.Nnrpd.LocalNewsDb
public class LocalNewsDb
extends NewsDb
Local netnews database.

This is a news database that uses the local filesystem.

Fetch the software.
Fetch the entire Acme package.

Constructor Index

o LocalNewsDb(int)
Constructor.

Method Index

o authorize(String, String)
Attempt authorization.
o close()
Shut down the news database.
o getArticle(NewsDbGroup, int)
Get an article by group and number.
o getArticle(String)
Get an article by message-id.
o getGroup(String)
Get a group by name.
o getGroups()
Get an enumeration of all the groups.
o getGroups(long)
Get an enumeration of all groups created after a given time.
o getGroups(long, String)
Get an enumeration of all groups created after a given time that match a given distributions pattern.
o getHeaders(String[], NewsDbGroup, int, int)
Get specified headers from a range of articles by group and number.
o getMessageIds(String, long)
Get an enumeration of all message-ids received after a given time in groups matching the given pattern.
o getMessageIds(String, long, String)
Get an enumeration of all message-ids received after a given time in groups matching the given pattern, that also match the given distributions pattern.
o getPostingOk()
Whether posting is allowed.
o post(String)
Post an article.

Constructors

o LocalNewsDb 
 public LocalNewsDb(int oCacheSize) throws NewsDbException
Constructor.

Parameters:
oCacheSize - how many overview entries to save in the cach
Throws: NewsDbException
if something goes wrong

Methods

o authorize 
 public boolean authorize(String user,
                          String password) throws NewsDbException
Attempt authorization.

Throws: NewsDbException
if something goes wrong
Overrides:
authorize in class NewsDb
o getPostingOk 
 public boolean getPostingOk() throws NewsDbException
Whether posting is allowed.

Throws: NewsDbException
if something goes wrong
Overrides:
getPostingOk in class NewsDb
o getGroup 
 public NewsDbGroup getGroup(String groupName) throws NewsDbException
Get a group by name.

Throws: NewsDbException
if something goes wrong
Overrides:
getGroup in class NewsDb
o getArticle 
 public NewsDbArticle getArticle(NewsDbGroup group,
                                 int artNum) throws NewsDbException
Get an article by group and number.

Throws: NewsDbException
if something goes wrong
Overrides:
getArticle in class NewsDb
o getArticle 
 public NewsDbArticle getArticle(String messageId) throws NewsDbException
Get an article by message-id.

Throws: NewsDbException
if something goes wrong
Overrides:
getArticle in class NewsDb
o getHeaders 
 public String[][] getHeaders(String names[],
                              NewsDbGroup group,
                              int firstArtNum,
                              int lastArtNum) throws NewsDbException
Get specified headers from a range of articles by group and number. Some implementations have special faster methods for getting headers from articles, e.g. an XOVER command to a remote server or a local overview database. If no such fast method is available, this returns null and the caller should fall back on conventional means.

Throws: NewsDbException
if something goes wrong
Overrides:
getHeaders in class NewsDb
o getGroups 
 public Enumeration getGroups() throws NewsDbException
Get an enumeration of all the groups.

Throws: NewsDbException
if something goes wrong
Overrides:
getGroups in class NewsDb
o getGroups 
 public Enumeration getGroups(long since) throws NewsDbException
Get an enumeration of all groups created after a given time.

Throws: NewsDbException
if something goes wrong
Overrides:
getGroups in class NewsDb
o getGroups 
 public Enumeration getGroups(long since,
                              String distsPat) throws NewsDbException
Get an enumeration of all groups created after a given time that match a given distributions pattern.

Throws: NewsDbException
if something goes wrong
Overrides:
getGroups in class NewsDb
o getMessageIds 
 public Enumeration getMessageIds(String groupsPat,
                                  long since) throws NewsDbException
Get an enumeration of all message-ids received after a given time in groups matching the given pattern.

Throws: NewsDbException
if something goes wrong
Overrides:
getMessageIds in class NewsDb
o getMessageIds 
 public Enumeration getMessageIds(String groupsPat,
                                  long since,
                                  String distsPat) throws NewsDbException
Get an enumeration of all message-ids received after a given time in groups matching the given pattern, that also match the given distributions pattern.

Throws: NewsDbException
if something goes wrong
Overrides:
getMessageIds in class NewsDb
o post 
 public void post(String artText) throws NewsDbException
Post an article.

Throws: NewsDbException
if something goes wrong
Overrides:
post in class NewsDb
o close 
 public void close()
Shut down the news database.

Overrides:
close in class NewsDb 
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