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From "Adam Winer" <>
Subject Re: [PORTAL] Launch Parameters
Date Wed, 13 Dec 2006 20:16:07 GMT
This is part of the dialog framework, for returning
from a dialog shown in-place (instead of in a popup

I think it'd be very tough to make this a redirect,
since there can be *a lot* of parameters (it's basically
a full POST), and they won't all fit in a GET.

-- Adam

On 12/13/06, Scott O'Bryan <> wrote:
> Hello everyone,
> I'm looking at supporting "launch parameters" for the Portal in
> Trinidad.  To recap my understanding of them, in the TrinidadFilter,
> Trinidad does its filter stuff and then does a doFilter on the
> FilterChain.  When the chain returns, the TrinidadFilter checks for the
> existence of LaunchParameters and, if they exist, it essentially
> executes the doFilter again with a modified set of parameters (and thus
> runs the Lifecycle again).
> In Portlets we really don't have this capability because this is really
> controlled by the bridge right now and it is unlikely we'll be able to
> support this without specific enhancements to the Bridge until JSR-286.
> So my question is, would I be able to "simulate" this behavior in a
> portal environment by sending a redirect back to the portlet with the
> new parameters?  I know that this will cause performance issues in the
> short term, but it will do so only in a Portal environment and then only
> until filters are supported in a portal environment.
> I'm simply not sure how these are used, exactly, which is why I'm asking
> if the redirect would be functionally equivalent.
> Scott

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