I'm doing this "by hand" on the profile for 2.1 (profile and instructions on how to build are on the dojo plugin folder), but we need to get it done with maven so it is part of the build process, if any maven guru would like to help with that, feel free to jump in :)
regards musachy On 10/6/07, Wes Wannemacher <[EMAIL PROTECTED]> wrote: > Jeromy, > > I didn't verify that this works (because I am pretty sure it probably > would), but have you thought about putting it in the community wiki? > This topic comes up quite often and it would be helpful to many > people. > > -Wes > > On 10/6/07, Jeromy Evans <[EMAIL PROTECTED]> wrote: > > I thought I'd share the instructions I prepared for creating a dojo > > 0.4.2 custom profile for Struts 2.0.9. The objective is to bundle all > > the required dojo resources into dojo.js to avoid the numerous slow > > sequential requests for resources. This makes a massive performance > > improvement to the default ajax theme. > > > > Instructions for improving the performance of dojo 0.4.2 in Struts 2.0.9: > > > > $resources$ is assumed to be your web resources directory > > > > 1. First, configure struts to serve the static files directly from > > $resources$/struts instead of from within struts-core-2.0.9.jar: > > > > a. extract struts2-core-2.0.9.jar/org/apache/struts2/static/* to > > $resources$/struts/ > > b. edit struts.properties and set struts.serve.static=false > > c. also extract the javascript and css files from > > struts2-core-2.0.9.jar/templates/* to $resources$/struts/ as this will > > be helpful later > > eg. $resources$/struts/ajax/dojoRequire.js > > > > Confirm that your application still works before proceeding. It's > > essential that resources are loaded from the directory rather than the jar. > > > > 2. Download the source of dojo 0.4.2. You won't need to modify it. The > > download location doesn't matter. We assume it's in release-0.4.2/ > > > > > svn export http://svn.dojotoolkit.org/dojo/tags/release-0.4.2 > > > > This is almost identical to the version bundled with struts2.0.9. > > > > 3. Use an editor to create a dojo custom profile as the file > > release-0.4.2/buildscripts/profiles/struts2.profile.js. This file > > defines which dojo resources you use directly. Essentially it specifies > > which code will be included in dojo.js. An example that includes almost > > everything is provided at the end of this email. > > > > 4. Copy the struts widgets into the dojo directory so they can be > > included within dojo.js. That is, copy $resources$/struts/dojo/struts/* > > to release-0.4.2/struts. > > This is the directory that contains the widget and widgets > > subdirectories, css and some images. > > > > 5. Build dojo using ant. This will create a new dojo.js file: > > > > > cd release-0.4.2/buildscripts > > > ant -Dprofile=struts2 -Dstrip_and_compress=true clean release > > intern-strings strip-resource-comments > > > > (You may be asked to run it twice). > > > > Pay some attention to the build process. In particular, note whether it > > finds the struts widgets and 'internalises' the related resources. If > > not, see Step 4. You'll probably notice a lot of things are included > > that you don't need. That will be helpful later for optimizations. > > Some errors will occur while stripping the comments but these are ok. > > > > 6. When the build process completes the release directory will contain > > all the files you need. The content of the release directory can be > > copied over the top of $resources$/struts/dojo. You'll notice it's > > almost exactly the same as the original, although dojo.js is probably > > larger. > > > > It's okay to delete the demo, test and release subfolders before copying > > to your application. The src subfolder must be distributed with your > > application as it contains images used by dojo. > > > > 7. Clear your browser cache and test your application again. You should > > note the larger dojo.js file being loaded and significantly fewer > > requests for resources by dojo Hopefully it's also a lot faster. > > > > That's it. Now you can go back and optimize the profile by removing > > resources you don't need. There's examples in the profiles directory. > > Repeat the build/test process to find the right balance. > > I also recommend editing $resources$/struts/ajax/dojoRequire.js to > > remove the reference to the Editor2 if you don't use this as it's a > > very,very heavy-weight resource. > > > > Hope that helps someone else. Improvements & comments welcome. See > > reference [3] below for detailed instructions and rationale. > > > > regards, > > Jeromy Evans > > > > Resources > > [1] http://struts.apache.org/2.x/docs/performance-tuning.html > > [2] > > http://www.nabble.com/-s2--Struts-head-tag-KILLS-%28%3E-10s%29-page-load-time-tf4490390.html#a13047981 > > [3] > > http://www.dojotoolkit.org/book/dojo-book-0-4/part-6-customizing-dojo-builds-better-performance > > > > The following profile includes almost everything in dojo.js. It assumes > > the struts widgets have been copied into the directory as mentioned at > > step 4. > > struts2.profile.js: > > > > var dependencies = [ > > "dojo.lang.*", > > "dojo.html.*", > > "dojo.debug", > > "dojo.html.display", > > "dojo.html.layout", > > "dojo.html.util", > > "dojo.lfx.*", > > "dojo.event.*", > > "dojo.logging.*", > > "dojo.io.*", > > "dojo.io.IframeIO", > > "dojo.date", > > "dojo.string.*", > > "dojo.regex", > > "dojo.rpc.*", > > "dojo.xml.*", > > // "dojo.flash.*", > > // "dojo.storage.*", > > "dojo.undo.*", > > "dojo.crypto.*", > > //"dojo.collections.*", > > "dojo.collections.ArrayList", > > "dojo.collections.Collections", > > "dojo.collections.Queue", > > "dojo.collections.Stack", > > "dojo.dnd.*", > > "dojo.widget.*", > > "dojo.widget.TabContainer", > > "dojo.widget.PageContainer", > > "dojo.widget.LinkPane", > > //"dojo.widget.Editor2", > > //"dojo.widget.RichText", > > //"dojo.widget.Editor2Toolbar", > > //"dojo.widget.ColorPalette", > > "dojo.math.*", > > //"dojo.reflect.*", > > "dojo.uri.*", > > "struts.widget.Bind", > > "struts.widget.Bind", > > "struts.widget.BindDiv", > > "struts.widget.BindAnchor", > > "struts.widget.ComboBox", > > "struts.widget.StrutsTimePicker", > > "struts.widget.StrutsTimePicker" > > ]; > > > > dependencies.prefixes = [ > > ["struts", "struts"] > > ]; > > > > load("getDependencyList.js"); > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > -- > Wesley Wannemacher > President, Head Engineer/Consultant > WanTii, Inc. > http://www.wantii.com > > --------------------------------------------------------------------- > 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]
