Hi,
How do you define 'selectedMessages'? Is this a persistent property?
If it is not defined as a persistent property, it needs to be initialized
properly. If it that is not done, an issue very similar to what you describe
could occur, especially when multiple people use the application.
-mb
----- Original Message -----
From: "Christian" <[EMAIL PROTECTED]>
To: "Tapestry users" <tapestry-user@jakarta.apache.org>
Sent: Saturday, July 09, 2005 9:51 AM
Subject: Checkbox within Table
> Hi all
>
> I got a strange problem:
>
> I have a FormTable with a checkbox column:
>
> (template)
>
> <table jwcid="[EMAIL PROTECTED]:FormTable"
> source="ognl:messagesFromCurrentFolder"
> columns="SentDate, From, Subject, !Check"
> class="messages"
> row="ognl:currentMessage"
> rowsClass="ognl:beans.evenOdd.next">
>
> ... (some values for SentDate, From, Subject) ...
>
> <span jwcid="[EMAIL PROTECTED]" >
> * <input type="checkbox" jwcid="@Checkbox"
> selected="ognl:messageSelected"/>
> * </span>
> </table>
>
> (jwc)
> <property-specification name="messageSelected" type="boolean"/>
> <property-specification name="currentMessage"
> type="ch.bluepenguin.email.client.MailMessage"/>
>
>
> this method handles the messageSelected state:
>
> public void setMessageSelected(boolean selected) {
> if(getCurrentMessage()!=null) {
> if(selected &! selectedMessages.contains(getCurrentMessage()))
{
> //1
> logger.info("Setting the message as selected " +
> getCurrentMessage().getSubject());
> selectedMessages.add(getCurrentMessage());
> } else if(!selected &&
> selectedMessages.contains(getCurrentMessage())){
> //2
> logger.info("Setting the message *NOT* as selected " +
> getCurrentMessage().getSubject());
> selectedMessages.remove(getCurrentMessage());
> }
> }
> }
>
> What happens now, in chronological order is that
> * first all changes are correctly applied, e.g. when I select a message
> //1 is reached, when I deselect a previously selected //2 is reached
> * sometimes //2 is reached, which means that a previously selected
> message is deselected again
> --> sometimes means that I have to find a certain constellation, but
> then it is reproducable
>
> Does that ring a bell to someone? Am I caught in a rewind-phase conflict?
>
> Thx for any kind of hints...
>
> Cheers
>
> cs.
>
>
>
>
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