Oh, ok, so this is something that we can do once and every user doesn't have to do it manually for their application? Then yes, let's make the cache flag true by default. If the user wants to trim down the profile, they can, but at least they'll get way better performance out of the box.
Don On 9/25/07, Musachy Barroso <[EMAIL PROTECTED]> wrote: > The cache attribute is available on 2.1, and is documented on the head tag: > > http://struts.apache.org/2.x/docs/dojo-head.html > > We could definitely make it a default, which it isn't now. > > The issue to automate the custom profile build is here: > > https://issues.apache.org/struts/browse/WW-2131 > > right now I build the custom profile and upload the files by hand. > Help to get this done with maven would be appreciated. > > musachy > > On 9/24/07, Don Brown <[EMAIL PROTECTED]> wrote: > > Where is this cache=true flag documented? Does it require a > > manually-build dojo file? If so, could we automate that somehow? We > > could do something like keep track of what dojo tags have been used, > > then build a new single dojo file as needed. > > > > Don > > > > On 9/24/07, Musachy Barroso <[EMAIL PROTECTED]> wrote: > > > It is a dojo/browser thing. All we can do is done already, if you set > > > cache="true" Struts 2 will use a custom build where only one file > > > (which will be cached) will be used. > > > > > > musachy > > > > > > On 9/24/07, Don Brown <[EMAIL PROTECTED]> wrote: > > > > Oh damn, why is that? Cache is critical here. > > > > > > > > Don > > > > > > > > On 9/24/07, Musachy Barroso <[EMAIL PROTECTED]> wrote: > > > > > When a file is loaded using dojo.require, it is not cached by the > > > > > browser. > > > > > > > > > > musachy > > > > > > > > > > On 9/23/07, Jason Wyatt <[EMAIL PROTECTED]> wrote: > > > > > > Hi Martin, > > > > > > > > > > > > Yes, that's right. > > > > > > > > > > > > The dojo "requires" seemed unexpectedly slow during our tests. I > > > > > > was using > > > > > > Firefox's Firebug to check page load times. From memory, it looked > > > > > > like the > > > > > > dojo includes were being requested sequentially and seemed to give > > > > > > substantial page loading overhead (>2s) even if the dojo .js files > > > > > > were > > > > > > cached. > > > > > > > > > > > > I never fully understood why there was a large overhead although > > > > > > the dojo > > > > > > files were supposedly cached. It might have been a quirk with > > > > > > firebug and > > > > > > dojo "requires", or maybe the "requires" routine itself is slow, > > > > > > when called > > > > > > 30+ times. > > > > > > > > > > > > About 5 dojo files were consistently returning "not found" as well, > > > > > > which > > > > > > may not have helped the load times. > > > > > > > > > > > > Removing as much dojo stuff as I could, and upgrading from Struts > > > > > > 2.0.8 to > > > > > > 2.0.9 has solved our page load time issues. > > > > > > > > > > > > Regards > > > > > > Jason > > > > > > > > > > > > > > > > > > -----Original Message----- > > > > > > From: Martin Gainty [mailto:[EMAIL PROTECTED] > > > > > > Sent: Friday, 21 September 2007 11:41 AM > > > > > > To: Struts Users Mailing List > > > > > > Subject: Re: [s2] Struts head tag KILLS (> 10s) page load time > > > > > > > > > > > > Hi Jason- > > > > > > > > > > > > so by attentuating dojo includes you decreased initial load time > > > > > > for dojo > > > > > > with the beneficial side effect of faster response to the browser? > > > > > > > > > > > > Thanks/ > > > > > > Martin-- > > > > > > ----- Original Message ----- > > > > > > From: "Jason Wyatt" <[EMAIL PROTECTED]> > > > > > > To: "'Struts Users Mailing List'" <user@struts.apache.org> > > > > > > Sent: Thursday, September 20, 2007 9:09 PM > > > > > > Subject: RE: [s2] Struts head tag KILLS (> 10s) page load time > > > > > > > > > > > > > > > > > > >I had the same issue... We use the ajax tabbed panel but no other > > > > > > >dojo > > > > > > > widgets, but the <s:head theme="ajax"> tag had dojo "requiring" > > > > > > > all of the > > > > > > > dojo widget library. > > > > > > > > > > > > > > This was causing our page to fire off 70+ requests when loading. > > > > > > > As our > > > > > > > app > > > > > > > needs to be accessed up to a thousand km away, tests showed > > > > > > > initial load > > > > > > > times of over 10s because of latency. > > > > > > > > > > > > > > I modified web\template\ajax\head.ftl to include a custom > > > > > > > web\hack\ajax\dojoRequire.js that had the minimum dojo includes > > > > > > > for the > > > > > > > tabbed panels. This managed to get the number of requests down to > > > > > > > around > > > > > > > 30, > > > > > > > mostly our own images and scripts, which gave acceptable load > > > > > > > times. > > > > > > > > > > > > > > Eg. > > > > > > > > > > > > > > web\template\ajax\head.ftl: > > > > > > > > > > > > > > <#include > > > > > > > "/${parameters.templateDir}/${themeProperties.parent}/head.ftl" > > > > > > > /> > > > > > > > <script type="text/javascript" > > > > > > > src="<@s.url value='/hack/ajax/dojoRequire.js' > > > > > > > includeParams='none' > > > > > > > encode='false' />"></script> > > > > > > > <script type="text/javascript" > > > > > > > src="<@s.url value='/struts/CommonFunctions.js' > > > > > > > includeParams='none' > > > > > > > encode='false'/>"></script> > > > > > > > > > > > > > > > > > > > > > web\hack\ajax\dojoRequire.js: > > > > > > > > > > > > > > dojo.require("dojo.io.BrowserIO"); > > > > > > > dojo.require("dojo.event.topic"); > > > > > > > > > > > > > > dojo.hostenv.setModulePrefix('struts', 'struts'); > > > > > > > //dojo.require('dojo.widget.*'); > > > > > > > dojo.widget.manager.registerWidgetPackage('struts.widget'); > > > > > > > > > > > > > > dojo.require("struts.widget.Bind"); > > > > > > > dojo.require("struts.widget.BindDiv"); > > > > > > > //dojo.require("struts.widget.BindAnchor"); > > > > > > > //dojo.require("struts.widget.ComboBox"); > > > > > > > //dojo.require("struts.widget.StrutsTimePicker") > > > > > > > //dojo.require("dojo.widget.Editor2"); > > > > > > > //dojo.hostenv.writeIncludes(); // not needed, but allows the > > > > > > > Venkman > > > > > > > debugger to work with the includes > > > > > > > > > > > > > > > > > > > > > Hope this helps, regards > > > > > > > Jason > > > > > > > > > > > > > > ----- > > > > > > > Falun Dafa Truth - Compassion - Forbearance > > > > > > > > > > > > > > A mind & body practice under persecution in China > > > > > > > > > > > > > > http://www.faluninfo.net > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > -----Original Message----- > > > > > > > From: Frank W. Zammetti [mailto:[EMAIL PROTECTED] > > > > > > > Sent: Friday, 21 September 2007 8:09 AM > > > > > > > To: Struts Users Mailing List > > > > > > > Subject: Re: [s2] Struts head tag KILLS (> 10s) page load time > > > > > > > > > > > > > > If Dojo is being used for AJAX in this case, that's my guess. I > > > > > > > know from > > > > > > > experience that Dojo, can issue a TON of requests even if you > > > > > > > think your > > > > > > > only loading a small portion of it. Assuming this guess is > > > > > > > correct, > > > > > > > Musachy, does S2 use a custom build of Dojo? If not, that might > > > > > > > be worth > > > > > > > considering. > > > > > > > > > > > > > > Frank > > > > > > > > > > > > > > -- > > > > > > > Frank W. Zammetti > > > > > > > Founder and Chief Software Architect > > > > > > > Omnytex Technologies > > > > > > > http://www.omnytex.com > > > > > > > AIM/Yahoo: fzammetti > > > > > > > MSN: [EMAIL PROTECTED] > > > > > > > Author of "Practical Ajax Projects With Java Technology" > > > > > > > (2006, Apress, ISBN 1-59059-695-1) > > > > > > > and "JavaScript, DOM Scripting and Ajax Projects" > > > > > > > (2007, Apress, ISBN 1-59059-816-4) > > > > > > > Java Web Parts - http://javawebparts.sourceforge.net > > > > > > > Supplying the wheel, so you don't have to reinvent it! > > > > > > > > > > > > > > chengas123 wrote: > > > > > > >> Hi, > > > > > > >> I am working on a Struts 2 page and page load times are way too > > > > > > >> high. > > > > > > >> I tracked it down to the Struts head tag, which I have as > > > > > > >> follows: > > > > > > >> <s:head theme="ajax" /> Without the tag, my page issues 3 > > > > > > >> requests and > > > > > > >> takes 453ms to load. With the tag, the page issues 54 requests > > > > > > >> taking > > > > > > >> 12.24s to load. > > > > > > >> Is there something I am doing wrong here? > > > > > > >> > > > > > > >> Thanks, > > > > > > >> Ben > > > > > > > > > > > > > > > > > > > > > --------------------------------------------------------------------- > > > > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > --------------------------------------------------------------------- > > > > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > --------------------------------------------------------------------- > > > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > --------------------------------------------------------------------- > > > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > "Hey you! Would you help me to carry the stone?" Pink Floyd > > > > > > > > > > --------------------------------------------------------------------- > > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > > > > > > > --------------------------------------------------------------------- > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > > > > > > -- > > > "Hey you! Would you help me to carry the stone?" Pink Floyd > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > -- > "Hey you! Would you help me to carry the stone?" Pink Floyd > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
