I think the new binding var (available from Tapestry 0.8 snapshot) is what you are looking for. Document is available at the following.
http://tapestry.formos.com/nightly/tapestry5/tapestry-core/guide/parameters.html There is also a post on this last week. Shing --- [EMAIL PROTECTED] wrote: > > Things are kind of slow here at the office, so I'm > taking advantage of that > to finally get a look at Tapestry. Though I'm a > newbie to Tapestry, I'm not > a newbie to web development; I've worked with JSP, > JSF, Struts, and even > XMLC. Thought I might as well dive into Tap5 since > that's the future, even > though that seems to mean that the book I have (Kent > Tong's) is of no value > to me (this is not a complaint; I know others have > complained about the > lack of backward compatibility, but I realize that > sometimes you just have > to drop that baggage in order to make any real > progress forward). But I'm > having a tough time finding any documentation on > page templates; how to > build them or display values. > > I've started with the tutorial app, using v5.0.7, > and am gradually > extending it. I've gotten the Spring integration > working, which was very > simple once I began to understand what I had done > wrong. So I'm able to > leverage my existing knowledge, and get data from a > database. I do intend > to look at the Tapestry IOC way of doing things, but > I'm starting with > little steps; that will come later. > > So what I've got at this point is a Jobs.tml that I > can access from the > Start.tml. Jobs.java gets a ServiceDao injected by > Spring, and uses that to > retrieve a list of JobStatus for display. A > JobStatus consists of a String > jobId, a String projectNumber, and a > Map<String,Status> stages. A Status is > an enum, and the stages Map maps various job stages > to the status of that > stage. I access the Status of a job stage by calling > getStatus(String > stage) on the JobStatus object. > > In Jobs.tml I have: > > <table> > <thead> > <tr> > <th>Job ID</th> > <th>Project Number</th> > <th>Output Status</th> > <th>Shipment Info Posting</th> > <th>Bureau Code Posting</th> > <th>Inquiry Posting</th> > </tr> > </thead> > <tbody> > <tr t:type="loop" source="jobs" > value="jobStatus" > > <td>${jobStatus.jobId}</td> > <td>${jobStatus.projectNumber}</td> > <td>${outputStatus}</td> > .... > </tr> > </tbody> > </table> > > There are a couple of things about this that bother > me. It seems that > Jobs.java is required to have a jobStatus property > (with getter/setter) to > support the iteration (and for no other reason). I > can get the output > status with ${outputStatus} by adding a > getOutputStatus() method to > Jobs.java, which then invokes the > getStatus("Output") method on the > required JobStatus property. But to me that "smells" > (to use XP > terminology). It seems that a temp variable could be > created to support the > iteration (ala JSF), and I would rather access the > output status by > something like ${jobStatus.getStatus("Output")}, > without requiring an > artificial method in Jobs.java, especially since it > appears that I'll have > to add a number of other, similar, artificial > methods for the other > statuses. > > I realize that I may have a *lot* wrong above, and > my hope is that someone > will (gently) point those errors out to me. Better > yet would be to (again > gently) point me to documentation that will explain > the above. > > Thanks, > Dave > > We must begin not just to act, but to think, for > there is no better slave > than the one who believes his slavery to be freedom, > and we are in > no greater peril than when we cannot see the chains > on our minds > because there are yet no chains on our feet. > -- Michael Reid > > > This message contains information from Equifax Inc. > which may be > confidential and privileged. If you are not an > intended recipient, please > refrain from any disclosure, copying, distribution > or use of this > information and note that such actions are > prohibited. If you have > received this transmission in error, please notify > by e-mail > [EMAIL PROTECTED] > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: > [EMAIL PROTECTED] > For additional commands, e-mail: > [EMAIL PROTECTED] > > Home page : http://www.lombok.demon.co.uk/ __________________________________________________________ Sent from Yahoo! Mail - a smarter inbox http://uk.mail.yahoo.com --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
