org.springframework.webflow.execution
Interfaces 
Action
FlowExecution
FlowExecutionContext
FlowExecutionFactory
FlowExecutionKeyFactory
FlowExecutionListener
FlowSession
RequestContext
View
ViewFactory
Classes 
ActionExecutor
AnnotatedAction
Event
FlowExecutionKey
FlowExecutionListenerAdapter
FlowExecutionOutcome
RequestContextHolder
ScopeType
Exceptions 
ActionExecutionException
EnterStateVetoException
FlowExecutionException