uk.ac.ed.epcc.webapp.forms.transition

Interface TransitionProvider<K,T>

Type Parameters:

K - key type

T - target type

All Superinterfaces:

Contexed, TransitionFactory<K,T>

All Known Subinterfaces:

IndexTransitionProvider<K,T>, LogTransitionProvider, TitleTransitionProvider<K,T>, ViewTransitionProvider<K,T>

All Known Implementing Classes:

AbstractIndexedTransitionProvider, AbstractTransitionProvider, AbstractViewIndexedTransitionProvider, AbstractViewTransitionProvider, AppUserTransitionProvider, CodeAuthTransitionProvider, DynamicFormTransitionProvider, FormFactoryProviderTransitionProvider, LandingPageAppUserTransitionProvider, LogFactory.TransitionProvider, PersonalResponseTransitionProvider, PreferenceTransitionProvider, SimpleTransitionProvider, SimpleViewTransitionProvider, TableTransitionProvider

public interface TransitionProvider<K,T>
extends TransitionFactory<K,T>

A TransitionProvider is a TransitionFactory where the target objects can be mapped to and from a single String id.

Method Summary

Modifier and Type	Method and Description
default <R> R	accept(TransitionFactoryVisitor<R,T,K> vis) Accept a TransitionFactoryVisitor.
java.lang.String	getID(T target) Get the id string for form posts from a target
T	getTarget(java.lang.String id) Find target type by id string

Methods inherited from interface uk.ac.ed.epcc.webapp.forms.transition.TransitionFactory

allowTransition, getSummaryContent, getTargetName, getTransition, getTransitions, lookupTransition

Methods inherited from interface uk.ac.ed.epcc.webapp.Contexed

getContext

Method Detail

getTarget

T getTarget(java.lang.String id)

Find target type by id string

Parameters:

id -

Returns:

target or null

getID

java.lang.String getID(T target)

Get the id string for form posts from a target

Parameters:

target -

Returns:

id value

accept

default <R> R accept(TransitionFactoryVisitor<R,T,K> vis)

Description copied from interface: TransitionFactory

Accept a TransitionFactoryVisitor. Any code that depends on the particular sub-interface of TransitionFactory should implement TransitionFactoryVisitor this ensures it will always handle all possible sub-classes.

Specified by:

accept in interface TransitionFactory<K,T>

Returns: