Portlet displaying a dynamic image

2005-03-16 Thread Howard Lewis Ship
This is more of a general portlet question.

I have a portlet that wants to display a dynamic image (*) as part of
its output.

In a traditional HTML application, I would build a URL to a servlet
and the servlet would build the image and send a bytestream to the
client.

I want to do something similar with a portlet.

Is it possible to build such a URL?  I want to build a render URL and
have the handler for that URL build and return the image bytestream.


(*) This is really about Tapestry Portlet support.  The dynamic image
data is really going to be images packaged in JARs that need to be
exposed to the client.  Tapestry includes an engine service that will
access such things.  I'm trying to see if I can avoid using a Tapestry
servlet in anotherwise Tapestry portlet application.


-- 
Howard M. Lewis Ship
Independent J2EE / Open-Source Java Consultant
Creator, Jakarta Tapestry
Creator, Jakarta HiveMind

Professional Tapestry training, mentoring, support
and project work.  http://howardlewisship.com

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Re: Force restart/reload

2005-02-25 Thread Howard Lewis Ship
On Thu, 24 Feb 2005 23:10:48 -0500, Craig Doremus <[EMAIL PROTECTED]> wrote:
> Hi,
> This is somewhat off topic, but of interest to us in 'portal-land': Are
> you working on making Tapestry JSR-168 compatible? If not, do you have
> plans to move in this direction?
> 

That's exactly what I'm working on right now. Tapestry 3.1 will have
an add-on library that turns Tapestry into a natively portlet
compliant framework. I'm introducing a number of abstractions to deal
with the differences

-- 
Howard M. Lewis Ship
Independent J2EE / Open-Source Java Consultant
Creator, Jakarta Tapestry
Creator, Jakarta HiveMind

Professional Tapestry training, mentoring, support
and project work.  http://howardlewisship.com

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Force restart/reload

2005-02-24 Thread Howard Lewis Ship
Is there a quick and easy way to force Jetspeed to restart?

I'm hot deploying a small portlet into Jetspeed.

I believe (not 100% certain) that it is picking up changes to my
Portlet instance after the hot deploy.

It does not appear to pick up changes to a static helper class.  I see

Portlet is Not Available: ClickLink
Reason: Node has been removed.

At the bottom of my portlet's window.

I'm having to stop/restart Tomcat to pick up such changes and I'm
hoping for something a little quicker and easier.

-- 
Howard M. Lewis Ship
Independent J2EE / Open-Source Java Consultant
Creator, Jakarta Tapestry
Creator, Jakarta HiveMind

Professional Tapestry training, mentoring, support
and project work.  http://howardlewisship.com

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