uk.ac.ed.epcc.webapp.model.data.forms

Class UpdateAction<BDO extends DataObject>

java.lang.Object

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

uk.ac.ed.epcc.webapp.model.data.forms.UpdateAction<BDO>

Type Parameters:

BDO - type we are updating

public class UpdateAction<BDO extends DataObject>
extends FormAction

FormAction class to create the target DataObject from a form

Field Summary

Fields

Modifier and Type	Field and Description
protected BDO	dat
protected java.lang.String	type_name
protected UpdateTemplate<BDO>	updater

Constructor Summary

Constructors

Constructor and Description
UpdateAction(java.lang.String type_name, UpdateTemplate<BDO> u, BDO dat)

Method Summary

Modifier and Type	Method and Description
FormResult	action(Form f) Perform the actual action based on the form parameters.
void	postUpdate(BDO dat, Form f, java.util.Map<java.lang.String,java.lang.Object> orig, boolean changed)
void	preCommit(BDO dat, Form f, java.util.Map<java.lang.String,java.lang.Object> orig)

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

getConfirm, getConfirmMessage, getHelp, 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

Field Detail

updater

protected final UpdateTemplate<BDO extends DataObject> updater

dat

protected BDO extends DataObject dat

type_name

protected java.lang.String type_name

Constructor Detail

UpdateAction

public UpdateAction(java.lang.String type_name,
                    UpdateTemplate<BDO> u,
                    BDO dat)

Method Detail

action

public FormResult 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

postUpdate

public void postUpdate(BDO dat,
                       Form f,
                       java.util.Map<java.lang.String,java.lang.Object> orig,
                       boolean changed)
                throws java.lang.Exception

Throws:

java.lang.Exception

preCommit

public void preCommit(BDO dat,
                      Form f,
                      java.util.Map<java.lang.String,java.lang.Object> orig)
               throws DataException,
                      TransitionValidationException

Throws:

DataException

TransitionValidationException