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From David Sean Taylor <da...@bluesunrise.com>
Subject Re: [J1] Forward Service Problem
Date Tue, 03 Feb 2004 06:11:46 GMT

On Thursday, January 29, 2004, at 01:01  PM, Dmitry Sklyut wrote:

>> Hi All,
>>
>> I have a problem using the Forward service.  Here is the situation:
>>
>> I have a set of portlets one of them has a detail link that uses
>> <jetspeed:forward> to forward to a different page.psml and portlet.  
>> Once
>> I am done with that portlet I would lile to go back to where I came 
>> from.
>> So I declared another forward to the pane that I came from.  The 
>> forward
>> to a portlet works like a champ, but the forward back does not.
>>
>> Here is my forwards declaration:
>>
>> 	<forward name='highbill'>
>> 	    <page name='default.psml' role='csr'/>
>> 	    <pane id='P-f9a04b6fec-10001'/>
>> 	</forward>
>> 	
>> 	<forward name='billnoticedetail'>
>> 	    <page name='billnoticedetail' role='csr'/>
>> 	    <portlet id='P-fa5ec14b8a-10001' action='controls.Maximize'/>
>> 	</forward>
>>
>> What I think is happening is <jetspeed:pane> tag on the Home.jsp 
>> checks
>> for the js_peid.  js_peid is the id of the portlet on the
>> "billnoticedetail" page i.e. <portlet id='P-fa5ec14b8a-10001'
>> action='controls.Maximize'/>.  This messes everything up as all I 
>> want is
>> to go to a pane on the default page.  The tag on the Home.jsp is this
>> <jetspeed:pane name="default"/> and the code for the tag:
>>
>> if (data != null && data.getUser() != null)
>> {
>>  JetspeedTool jt = new JetspeedTool(data);
>>  String jspeid = (String) data.getUser().getTemp("js_peid");
>>  if (jspeid != null)
>>  {
>>      data.setMode(JetspeedRunData.MAXIMIZE);
>>      result = jt.getPortletById(jspeid);
>>  }
>>  else
>>  {
>>      result = jt.getPane(this.name);
>>  }
>> }
>>
>> From this code it seems that I will never be able to hit the pane
>> specified in the forward declaration no matter what I do.  Has anyone 
>> had
>> a similar issue?  How did you resolve it?
>>
>> Currently I only see one way of doing it is to have a hidden form and 
>> have
>> my "Back" link submit that form.  That form would call a Turbine 
>> Action
>> that will do a Java ForwardService.forwardDynamic() call.  But that 
>> seems
>> a little excessive to me. I will also have to clear the js_peid from 
>> the
>> temp user storage....
>>
Im also finding that putting the pane or peid in the session to track 
navigational state can be problematic.
Regarding your forwarding problem, I think it would be best if you sent 
me some sample PSML and your forward XML
I will then try to debug it


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