com.atlassian.bamboo.upgrade
Interfaces 
BootstrapUpgradeManager
HibernateUpgradeTask
UpgradeManager
UpgradeTask
Classes 
AbstractBootstrapUpgradeTask
AbstractUpgradeManager
AbstractUpgradeTask
BootstrapUpgradeManagerImpl
UpgradeLauncher
UpgradeManagerImpl
UpgradeTaskComparator
UpgradeUtilityBean