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[jboss-user] [JBoss Seam] - Re: Really simple,
 please advice (passing h:dataTable to eve

scott.stark@jboss.org

2007-05-03


"viniciuscarvalho" wrote : Hi there! I have a really simple question, can not find the answer :(
|
| I'm trying to start a conversation on a second page after the user clicks on
| a link in a view:
|
|
|  | <h:dataTable value="#{customers}" var="c">
|  |
|  | ....
|  |
|  | <s:link id="startRentProcess" value="Start Rental" action="#{rentalService.start(c)}"/>
|  |
|  | My RentalService:
|  |
|  | @Name("rentalService")
|  | @Stateful
|  | @Scope(ScopeType.SESSION)
|  | public class RentalBean implements RentalService {
|  |
|  | @In(required=false) @Out
|  |  private Customer customer;
|  | @Begin
|  |  public void start(Customer c) {
|  |    rental = new Rental();
|  |    customer = c;
|  |    rental.setCustomer(c);
|  |  }
|  |
|
| The previous page is backed by a SLSB. When I get at the start, the Customer is null, not the one I've selected through the <s:link>
|
| What am I missing? Do I need a @DataModelSelection?
|
| Best regards
|
|
|
|

The easiest way would be to use a @RequestParameter variable in your SFSB, like this:

@RequestParameter String customerId;

and

<s:link id="startRentProcess" value="Start Rental" action="#{rentalService.start()}">
|   <f:param name="customerId" value="#{customer.id}"/>
| </s:link>

Seam will set the variable when the link is clicked, and you can retrieve the customer at that point.

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