Java Doc for SessionManager.java in  » Database-DBMS » hsql » org » hsqldb » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database DBMS » hsql » org.hsqldb 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.hsqldb.SessionManager

SessionManager
public class SessionManager (Code)
Container that maintains a map of session id's to Session objects. Responsible for managing opening and closing of sessions.
author:
   fredt@users
version:
   1.8.0
since:
   1.7.2


Field Summary
 intsessionIdCount
    

Constructor Summary
public  SessionManager(Database db)
     Constructs an new SessionManager handling the specified Database.

Method Summary
synchronized  voidclearAll()
     Removes all Sessions registered with this SessionManager.
public synchronized  voidcloseAllSessions()
     Closes all Sessions registered with this SessionManager.
public synchronized  Session[]getAllSessions()
    
synchronized  SessiongetSession(int id)
     Retrieves the Session with the specified Session identifier or null if no such Session is registered with this SessionManager.
public  SessiongetSysSession(String schema, boolean forScript)
     Retrieves the special SYS Session.
public  SessiongetSysSession()
     Retrieves the special SYS Session.
public  SessiongetSysSession(String schema, User user)
     Retrieves the special SYS Session.
synchronized  Session[]getVisibleSessions(Session session)
     Retrieves a list of the Sessions in this container that are visible to the specified Session, given the access rights of the Session User.
synchronized  booleanisEmpty()
     Returns true if no session exists beyond the sys session.
public synchronized  booleanisUserActive(String userName)
    
public synchronized  SessionnewSession(Database db, User user, boolean readonly, boolean forlog)
     Binds the specified Session object into this SessionManager's active Session registry.
public synchronized  voidremoveSchemaReference(Schema schema)
    
synchronized  voidremoveSession(Session session)
     Removes the session from management and disconnects.

Field Detail
sessionIdCount
int sessionIdCount(Code)




Constructor Detail
SessionManager
public SessionManager(Database db)(Code)
Constructs an new SessionManager handling the specified Database. Creates a SYS User.




Method Detail
clearAll
synchronized void clearAll()(Code)
Removes all Sessions registered with this SessionManager.



closeAllSessions
public synchronized void closeAllSessions()(Code)
Closes all Sessions registered with this SessionManager.



getAllSessions
public synchronized Session[] getAllSessions()(Code)



getSession
synchronized Session getSession(int id)(Code)
Retrieves the Session with the specified Session identifier or null if no such Session is registered with this SessionManager.



getSysSession
public Session getSysSession(String schema, boolean forScript) throws HsqlException(Code)
Retrieves the special SYS Session. the special SYS Session



getSysSession
public Session getSysSession()(Code)
Retrieves the special SYS Session. the special SYS Session



getSysSession
public Session getSysSession(String schema, User user) throws HsqlException(Code)
Retrieves the special SYS Session. the special SYS Session



getVisibleSessions
synchronized Session[] getVisibleSessions(Session session)(Code)
Retrieves a list of the Sessions in this container that are visible to the specified Session, given the access rights of the Session User.
Parameters:
  session - The Session determining visibility the Sessions visible to the specified Session



isEmpty
synchronized boolean isEmpty()(Code)
Returns true if no session exists beyond the sys session.



isUserActive
public synchronized boolean isUserActive(String userName)(Code)



newSession
public synchronized Session newSession(Database db, User user, boolean readonly, boolean forlog)(Code)
Binds the specified Session object into this SessionManager's active Session registry. This method is typically called internally from Database.connect(StringString) Database.connect(username,password) as the final step, when a successful connection has been made.
Parameters:
  db - the database to which the new Session is initially connected
Parameters:
  user - the initial Session User
Parameters:
  readonly - the initial ReadOnly attribute for the new Session



removeSchemaReference
public synchronized void removeSchemaReference(Schema schema)(Code)



removeSession
synchronized void removeSession(Session session)(Code)
Removes the session from management and disconnects.
Parameters:
  session - to disconnect



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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