Hello Lukasz, You need to add an attribute cascade=true to the attribute that needs to be inherited.
JL 2015-11-27 7:01 GMT-05:00 Lukasz Lenart <[email protected]>: > 2015-11-27 12:45 GMT+01:00 Lukasz Lenart <[email protected]>: > > The problem is with AttributeContext and ArrayStack. When evaluating > > ftl file I see three AttributeContexts - empty, > > with-attributes-from-tiles.xml, empty - and the last empty is used to > > evaluate the ftl :\ > > > > In BasicTilesContainer method render() looks like this > > > > protected void render(TilesRequestContext request, Definition > definition) { > > AttributeContext originalContext = getAttributeContext(request); > > BasicAttributeContext subContext = new > > BasicAttributeContext(originalContext); > > subContext.inherit(definition); > > > > pushContext(subContext, request); > > > > try { > > render(request, subContext); > > } finally { > > popContext(request); > > } > > } > > > > the first line will create an empty AttributeContext and will push to > > the stack - why? Then the proper AttributeContext will be created and > > pushed again (with values from tiles.xml). I cannot figure out where > > the third ActionContext is created. > > I think I understand - AttributeContext is created per a tile (ie. > /tiles/layout.jsp, /tiles/menu.jsp, etc) and it isn't possible to use > it outside of the tile - which looks like a bug to me :) > > I have a very simple tiles.xml: > > <tiles-definitions> > > <definition name="baseLayout" template="/tiles/layout.jsp"> > <put-attribute name="title" value="Template"/> > <put-attribute name="header" value="/tiles/header.jsp"/> > <put-attribute name="menu" value="/tiles/menu.jsp"/> > <put-attribute name="body" value="/tiles/body.jsp"/> > <put-attribute name="footer" value="/tiles/footer.ftl"/> > </definition> > > <definition name="hello" extends="baseLayout"> > <put-attribute name="title" value="Hello"/> > <put-attribute name="body" value="/example/HelloWorld.jsp"/> > </definition> > > </tiles-definitions> > > and now an attribute "title" is only accessible inside "layout.jsp", > it won't be accessible in header.jsp, menu.jsp and so on as for each > of this tile a new empty AttributeContext is created. I would assume > that the attributes will be inherited in that case, but they aren't. > > I have tested this by simply adding <tiles:insertAttribute > name="title"/> tag to menu.jsp and got exception: > org.apache.tiles.template.NoSuchAttributeException: Attribute 'title' > not found > > How can I tell Tiles to inherit attributes? > > > Regards > -- > Łukasz > + 48 606 323 122 http://www.lenart.org.pl/ >
