Package uk.ac.ed.epcc.webapp.model.lifecycle

Support for object life-cycle dependencies.

See: Description

Interface Summary

Interface	Description
ActionListener<R>	An object that needs to perform some cascaded operations after a trigger event takes place on a target object.
LifeCycleListener<R>	A LifeCycleListener is a class with an interest in a particular life-cycle event such as object retirement.

Class Summary

Class	Description
AbstractAction<R>
AbstractContexedAction<R>	A AbstractAction that implements Contexed
AbstractContextedListener<R>	A AbstractListener that implements Contexed
AbstractListener<R>	A default (does nothing) LifeCycleListener.
ActionList<T extends DataObject>	A LinkedList of AbstractActions that is populated from configuration parameters.
ListenerList<T extends DataObject>	A LinkedList of AbstractActions that is populated from configuration parameters.

Exception Summary

Exception	Description
LifeCycleException	An Exception thrown when a LifeCycleListener wished to veto a user operation.

Package uk.ac.ed.epcc.webapp.model.lifecycle Description

Support for object life-cycle dependencies. The functionality is roughly equivalent to database triggers.