openfuture.bugbase.domain
Class VersionManager

java.lang.Object
  |
  +--openfuture.bugbase.domain.VersionManager

public class VersionManager

extends java.lang.Object

Manages versions of domain objects. Created: Tue Apr 25 20:39:54 2000

Version:

$Revision: 1.4 $

Author:

Wolfgang Reissenberger

Constructor Summary

VersionManager(Persistency persistency)

Method Summary

VersionLabel	getVersionLabel() Get the current persistency version.
java.util.LinkedList	getVersions() Returns a list of Version sorted in ascending order.
java.util.LinkedList	getVersions(Version maxVersion) Returns a list of Version sorted in ascending order less or equal than maxVersion.
TransactionResult	update(Version toVersion) Performs the update of the persistency.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VersionManager

public VersionManager(Persistency persistency)

Method Detail

getVersions

public java.util.LinkedList getVersions()

Returns a list of Version sorted in ascending order. For all these versions an update is available.

Returns:

list of available version updates (version after update)

getVersions

public java.util.LinkedList getVersions(Version maxVersion)

Returns a list of Version sorted in ascending order less or equal than maxVersion. For all these versions an update is available.

Parameters:

maxVersion - maximal Version

Returns:

list of available version updates (version after update)

update

public TransactionResult update(Version toVersion)

Performs the update of the persistency.

Parameters:

toVersion - version number to reach

Returns:

result of the update

getVersionLabel

public VersionLabel getVersionLabel()
                             throws I18NException

Get the current persistency version.

Returns:

the current persistency version.