This project has retired. For details please refer to its Attic page.

org.apache.lenya.transaction
Interface Versionable

All Superinterfaces:

Lockable

All Known Subinterfaces:

Transactionable

public interface Versionable
extends Lockable

A versionable object.

Version:

$Id: Versionable.java 567462 2007-08-19 20:31:38Z andreas $

Method Summary

void	checkin() Checks the object in.
void	checkout() Checks the object out.
boolean	hasChanged() Checks if the object has been changed since it has been locked.
boolean	isCheckedOut()
boolean	isCheckedOutBySession()

Methods inherited from interface org.apache.lenya.transaction.Lockable

getLock, isLocked, lock, unlock

Method Detail

checkin

void checkin()
             throws TransactionException

Checks the object in.

Throws:

TransactionException - if an error occurs.

checkout

void checkout()
              throws TransactionException

Checks the object out.

Throws:

TransactionException - if an error occurs.

isCheckedOut

boolean isCheckedOut()
                     throws TransactionException

Returns:

if the object is checked out.

Throws:

TransactionException - if an error occurs.

isCheckedOutBySession

boolean isCheckedOutBySession()
                              throws TransactionException

Returns:

if the object is checked out by its session.

Throws:

TransactionException - if an error occurs.

hasChanged

boolean hasChanged()
                   throws TransactionException

Checks if the object has been changed since it has been locked.

Returns:

A boolean value.

Throws:

TransactionException - if an error occurs.