uk.ac.ed.epcc.webapp.forms.action

Class NestAction<K,T>

java.lang.Object

uk.ac.ed.epcc.webapp.forms.action.FormAction

uk.ac.ed.epcc.webapp.forms.action.NestAction<K,T>

Type Parameters:

K -

T -

public class NestAction<K,T>
extends FormAction

A FormAction that ignores the current form and chains to a different transition on the target object. This is used to implement cancel/abort buttons.

Constructor Summary

Constructors

Constructor and Description
NestAction(ViewTransitionFactory<K,T> provider, K key, T target)

Method Summary

Modifier and Type	Method and Description
ChainedTransitionResult	action(Form f) Perform the actual action based on the form parameters.
java.lang.String	getHelp() Return an optional help text for this action that can be presented as a tooltip etc.

Methods inherited from class uk.ac.ed.epcc.webapp.forms.action.FormAction

getConfirm, getConfirmMessage, getMustValidate, getShortcut, getText, setConfirm, setConfirmArgs, setMustValidate, setNewWindow, wantNewWindow

Methods inherited from class java.lang.Object

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

Constructor Detail

NestAction

public NestAction(ViewTransitionFactory<K,T> provider,
                  K key,
                  T target)

Method Detail

action

public ChainedTransitionResult action(Form f)
                               throws ActionException

Description copied from class: FormAction

Perform the actual action based on the form parameters. Throw a TransitionException to show an error message to the user. or a ActionException to produce a generic error message.

Specified by:

action in class FormAction

Parameters:

f - Form

Returns:

FormResult

Throws:

ActionException

getHelp

public java.lang.String getHelp()

Description copied from class: FormAction

Return an optional help text for this action that can be presented as a tooltip etc.

Overrides:

getHelp in class FormAction

Returns:

String or null