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List: jetspeed-user
Subject: Re: Automatic refreshing of the portlet's content
From: Glen Carl - CSC <carl () csc-monterey ! com>
Date: 2002-05-31 21:35:25
[Download RAW message or body]
I found only modifying services.PortletCache.TimeToLive.default in
JetspeedResources.propoerties to resolve some of my caching issues with
XML documents. For development purposes, this works for me, but it would
be great to know an alternative.
Glen
Josh Hone wrote:
> My studies so far today have led me to believe that one can set the
> DiskCacheDaemon to run at a set interval and that one can change the
> default expiration time in
> org.apache.jetspeed.cache.disk.JetspeedDiskCacheEntry to provide a
> certain time when the file in cache expires. However, there is still
> the GlobalCache Service that turbine provides and Jetspeed implements
> (tweaks). So now I am going to study that Service to try to resolve
> the issue of having an XML document in file cache that is a more
> recent version than the one that the portlet displays (via XSLT
> transformation to HTML). Thus, the GlobalCache provided by Turbine
> would hold the portlet until IT decides that the portlet is expired.
>
> Josh Hone
> Florida State University
> Physics Dept.
>
>> From: David Allen <DAllen@rapidigm.com>
>> Reply-To: "Jetspeed Users List" <jetspeed-user@jakarta.apache.org>
>> To: 'Jetspeed Users List' <jetspeed-user@jakarta.apache.org>
>> Subject: RE: Automatic refreshing of the portlet's content
>> Date: Fri, 31 May 2002 11:34:34 -0700
>>
>> Have you considered deploying your portlet as an iFrame calling out to a
>> JSP/VM. you could then refresh the frame with the meta tag...
>>
>> -----Original Message-----
>> From: deke devilson [mailto:deke_devilson@hotmail.com]
>> Sent: Friday, May 31, 2002 10:37 AM
>> To: jetspeed-user@jakarta.apache.org
>> Subject: Re: Automatic refreshing of the portlet's content
>>
>>
>> >>1) why not use <META http-equiv=refresh content=10> ?
>> >For my application, a refresh meta would do no good, since Jetspeed
>> would
>> >still load the older version of the portlet.
>>
>> Any tips how make this work? Are there some caching issues in
>> portlets to resolve or what... anyone know?
>>
>> (To my second question)
>> Yes, I understand that notifications coming from backend are
>> difficult to handle because of that HTTP/browser mechanism.
>>
>> Br
>>
>>
>> >From: "Josh Hone" <icsad@hotmail.com>
>> >Reply-To: "Jetspeed Users List" <jetspeed-user@jakarta.apache.org>
>> >To: jetspeed-user@jakarta.apache.org
>> >Subject: Re: Automatic refreshing of the portlet's content
>> >Date: Fri, 31 May 2002 10:40:43 -0400
>> >
>> >For my application, a refresh meta would do no good, since Jetspeed
>> would
>> >still load the older version of the portlet.
>> >
>> >
>> >>From: "Josselin Lebret" <josselin.lebret@sycomore.fr>
>> >>Reply-To: "Jetspeed Users List" <jetspeed-user@jakarta.apache.org>
>> >>To: "Jetspeed Users List" <jetspeed-user@jakarta.apache.org>
>> >>Subject: Re: Automatic refreshing of the portlet's content
>> >>Date: Fri, 31 May 2002 15:55:29 +0200
>> >>
>> >>1) why not use <META http-equiv=refresh content=10> ?
>> >>
>> >>2) It is more complicated : there is not a general way of doing this.
>> >>
>> >>----- Original Message -----
>> >>From: "deke devilson" <deke_devilson@hotmail.com>
>> >>To: <jetspeed-user@jakarta.apache.org>
>> >>Sent: Friday, May 31, 2002 2:41 PM
>> >>Subject: Automatic refreshing of the portlet's content
>> >>
>> >>
>> >> > Hi,
>> >> >
>> >> > Are there any techiques in Portlets that could make
>> serverside(jetspeed
>>
>> >>or
>> >> > IBM portal server products) to do a "event" which would make
>> portlet to
>> >> > fetch and refersh new data into it?
>> >> >
>> >> > I'm mean cases like:
>> >> > - You have a portlet in your application which
>> >> > shows new stock values every 10 minutes?
>> >> >
>> >> > - Your portlet's content is freshed when certain action (Alarm
>> etc.)
>> >> > is happened in e.g. technical equipment or backend system and
>> user
>> >> > should get a notification and new information of it to his/hers
>> >> > portlet window?
>> >> >
>> >> > Thanks,
>> >> >
>> >> >
>> >> > _________________________________________________________________
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>
>
>
>
>
> _________________________________________________________________
> Get your FREE download of MSN Explorer at
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>
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> For additional commands, e-mail:
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