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From "Antonio Petrelli" <antonio.petre...@gmail.com>
Subject Re: Struts 2 Tiles 2 Runtime composition
Date Thu, 28 Feb 2008 14:24:36 GMT
Please ask this question to Tiles Users mailing list:
http://tiles.apache.org/mail.html

Antonio

2008/2/28, Pauli Savolainen <savolainen.pauli@gmail.com>:
> Hi,
>
>  I am attempting to change an existing tiles definition during an execution
>  of a Struts action. Example tiles definition:
>
>  <definition name="layout" template="/layout.jsp">
>   <put-attribute name="head" value="/head.jsp" />
>   <put-attribute name="body" value="/login.jsp" />
>  </definition>
>
>  In the action I want to choose a correct body value based on some
>  application specific rules. For example if I call:  /user/1, the User
>  action's show method is executed and the body attribute's value would turn
>  into /user/show.jsp. This would prevent me from writing definitions for each
>  possible case.
>
>  Tile tutorial says I can get my hands on an attribute context (The class
>  TilesAttributeContext does not exist in my tiles plugin build). In the
>  action I do:
>
>  TilesAttributeContext attributeContext = container.startContext(request,
>  response);
>  attributeContext.setAttribute("body", "/user/show.jsp");
>  container.render("layout", request, response);
>  container.endContext(request, response);
>
>  I bet this is not the correct way to do it, because it seems that the tiles
>  definition overrides the value I insert here. Even if I do this in an
>  interceptor after the action result, the value is not changed.
>
>  I suppose there is no option in tiles to define definition with wildcards.
>  At least I did not find this option. I could point my action results
>  dynamically to a definition with wildcards.
>
>  <definition name="layout" template="/layout.jsp">
>   <put-attribute name="head" value="/head.jsp" />
>   <put-attribute name="body" value="/login.jsp" />
>  </definition>
>
>  <definition name="layout.*.*" extends="layout">
>   <put-attribute name="body" value="/{1}/{2}.jsp" />
>  </definition>
>
>  So my question is how would I achieve what am I try to do? Am I on the right
>  tracks and just missing something, or is this even possible?
>
>  I am using 2.1.1-SNAPSHOT builds struts-core and struts tiles-plugin.
>
>  Thank you
>
>
>  Pauli
>

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