io.springlets.web.mvc.util.concurrency

Interface ConcurrencyManager<T>

Type Parameters:

T - The entity managed by the annotated controller.

public interface ConcurrencyManager<T>

= ConcurrencyManager

Interface that defines all the operations that should be implemented by a controller that wants to manage concurrency.

Author:

Juan Carlos García at http://www.disid.com[DISID Corporation S.L.]

Method Summary

Modifier and Type	Method and Description
String	getEditViewPath() All the controllers that implements ConcurrencyManager must implement a method that returns a String with the path of the edit view.
Integer	getLastVersion(T record) All the controllers that implements ConcurrencyManager must implement a method that returns the last version of the provided record.
String	getModelName() All the controllers that implements ConcurrencyManager must implement a method that returns a String with the name of the entity used in the model.
org.springframework.web.servlet.ModelAndView	populateAndGetFormView(T entity, org.springframework.ui.Model model) All the controllers that implements ConcurrencyManager could implement a populateConcurrencyForm method to ensure that the edit form is populate correctly when a Concurrency Exception appears.
void	populateForm(org.springframework.ui.Model model) All the controllers that implements ConcurrencyManager must implement a populateForm method to ensure that the populateConcurrencyForm method is able to populate a complete edit form.

Method Detail

getModelName

String getModelName()

All the controllers that implements ConcurrencyManager must implement a method that returns a String with the name of the entity used in the model. Ex:

model.addAttribute(getModelName(), entity);

Returns:

getEditViewPath

String getEditViewPath()

All the controllers that implements ConcurrencyManager must implement a method that returns a String with the path of the edit view. Ex:

"entities/edit"

Returns:

getLastVersion

Integer getLastVersion(T record)

All the controllers that implements ConcurrencyManager must implement a method that returns the last version of the provided record.

Parameters:

record -

Returns:

populateForm

void populateForm(org.springframework.ui.Model model)

All the controllers that implements ConcurrencyManager must implement a populateForm method to ensure that the populateConcurrencyForm method is able to populate a complete edit form.

Parameters:

model -

populateAndGetFormView

org.springframework.web.servlet.ModelAndView populateAndGetFormView(T entity,
                                                                    org.springframework.ui.Model model)

All the controllers that implements ConcurrencyManager could implement a populateConcurrencyForm method to ensure that the edit form is populate correctly when a Concurrency Exception appears.

Parameters:

entity -

Returns: