Class SessionManager

java.lang.Object
helma.framework.core.SessionManager

public class SessionManager extends Object
  • Field Details

  • Constructor Details

    • SessionManager

      public SessionManager()
  • Method Details

    • init

      public void init(Application app)
    • shutdown

      public void shutdown()
    • createSession

      public Session createSession(String sessionId)
    • getSession

      public Session getSession(String sessionId)
    • registerSession

      public void registerSession(Session session)
    • getSessions

      public Map getSessions()
      Return the whole session map. We return a clone of the table to prevent actual changes from the table itself, which is managed by the application. It is safe and allowed to manipulate the session objects contained in the table, though.
    • countSessions

      public int countSessions()
      Returns the number of currenty active sessions.
    • discardSession

      public void discardSession(Session session)
      Remove the session from the sessions-table and logout the user.
    • getSessionsForUsername

      public List getSessionsForUsername(String username)
      Return an array of SessionBean objects currently associated with a given Helma user.
    • getActiveUsers

      public List getActiveUsers()
      Return a list of Helma nodes (HopObjects - the database object representing the user, not the session object) representing currently logged in users.
    • storeSessionData

      public void storeSessionData(File f, ScriptingEngine engine)
      Dump session state to a file.
      Parameters:
      f - the file to write session into, or null to use the default sesssion store.
    • loadSessionData

      public void loadSessionData(File f, ScriptingEngine engine)
      loads the serialized session table from a given file or from dbdir/sessions
    • cleanupSessions

      protected long cleanupSessions(long lastSessionCleanup)
      Purge sessions that have not been used for a certain amount of time. This is called by run().
      Parameters:
      lastSessionCleanup - the last time sessions were purged
      Returns:
      the updated lastSessionCleanup value