ajax « Bean « JSF Q&A

1. Backing bean scopes. How they works? stackoverflow.com

I have some misunderstanding with JSF backing bean scope. I am newbie in JSF and now write simple project and all my beans mostly have session scope. But if my site ...

2. JSF: How to add ajax functionality to component in backing bean? stackoverflow.com

I want to incorporate the functionality to a HtmlCommandButton. How do I go about doing that? I can't seem to find too many examples on the web. ...

3. JSF 2.0 AJAX: Call a bean method from javascript with jsf.ajax.request (or some other way) stackoverflow.com

Some background: I am building a custom JSF component. The component is basically a text editor and it should have a "Save" -button for saving the content string of the editor. ...

4. JSF 2.0: Render form fields with initial data using request-scoped beans (to update server data specific to current component) stackoverflow.com

A pretty normal case: We have a 'portlet' composite component that has two states: expanded and collapsed. Portlets start as expanded, but user can collapse them by clicking on them. This state ...

5. JSF 2.0: What happens to object references of a managed bean across multiple ajax requests? stackoverflow.com

Assume I have a session scoped bean with object references in it, where the bean extends from an abstract generic base class. Example:

public abstract class AbstractCrudController<K, E> implements Serializable {
  ...

6. JSF - Change panelGroup by using ajax calls - Beans, EL and? stackoverflow.com

I have to make a sort of switch of some panelGroup UI. About the view section, i made this :

<h:panelGroup layout="block" id="profile_content">
    <h:panelGroup layout="block" styleClass="content_title">
    ...

7. JSF alias beans not working completely with ajax4j stackoverflow.com

I am trying to work on the ajax part where in on tabout of the field I want to have few fields populated on the form..I tried a sample example and ...

8. JSF Outputlabel click event calling bean method stackoverflow.com

Currently I am creating a web menu consists of a collection of <h:outputLabel>. It was good since the label can be combined with javascript OnClick event. However when I want to ...

9. Accessing return value from bean function using JSF 2.0 Ajax response? stackoverflow.com

I'm builiding a scheduling application using JSF 2.0 where users can add items to a calendar then edit those objects. I'm using Ajax quite extensively to keep the page from refreshing. The problem ...

10. howto execute bean method on blur? stackoverflow.com

I have <h:inputText> on form and what I need is to execute some method from backing bean on BLUR event:

public void test()  
{  
  System.out.print("HELLO!");  
}  ...

11. Why does the navigation only work correctly when the backing bean is session-scoped? stackoverflow.com

Consider the following page (header and stuff omitted for brevity):

<h:body>
    <h:form>
        <h:inputText 
         ...

12. JSF ajax commandbutton from multiple forms within same page reinitiliazes the viewscoped bean stackoverflow.com

changeThe page has 2 forms. In the first form, the ajax-button initializes an attribute of the viewscoped managed bean. In the second form, the ajax-button uses that attribute to do some ...

13. Ajax, conditional rendering and backing beans stackoverflow.com

I am trying to display a page where the user, by the appropriate selection using a radio button, sees either a textbox or a combo box. This is relatively easy and ...

14. JSF 2.0,partially rendered form field input value not updated in the bean stackoverflow.com

I have an Edit product form which is pre-populated with values from DB . User can change one or more values and post the form back. One input field called t:inputFileUpload ...

15. JSF 2 : Why my first bean is called during an ajax action to a second bean? stackoverflow.com

I have two backbeans, one to retrieve datas in a ui:repeat and one to perform an action. When my page is rendered, if I perform an action with the second backbean, the ...

16. How to prevent Backing Bean loading data on Ajax action? stackoverflow.com

I am using: JSF 2.0, GlassFish Server 3.0. The backing bean:

@ManagedBean(name = "Users")
@ViewScoped
public class ModelUsers {

    /** Creates a new instance of ModelUsers */
    public ModelUsers() ...

17. Every time I make an Ajax request in JSF2 I am getting a new session bean,why? stackoverflow.com

Hi I am getting a new session bean for every ajax request made to this Bean... Can any of you tell me why ?

...... imports ......
@Named(value = "userController")
@SessionScoped
public class UserController implements ...

18. How do I add ajax behavior to a dynamically created component in a backing bean? stackoverflow.com

In respose to Infragile's request in another thread, I am asking this as a separate question rather than a followup. Here is the problem I am attempting to address: I'm migrating from JSF1.2 ...

19. AJAX (no framework), JSF Portlet w/ Managed Bean on WebSphere coderanch.com

20. How do I update a bean value from an AJAX call? coderanch.com

It depends in part on how you're doing AJAX. RichFaces provides AJAX support integrated into its JSF tagset. On that platform, AJAX does a partial page submit, optionally responded to with a partial page refresh. Meaning that the response may be for the whole page or just indicated sections of the page. You can limit the set of bean properties that ...