We are also about to do Analytics but Analytics is an end to end. Data Source
to UI aspect. Thinking aloud if you were to use Wicket you would have to
hand-build any BI operations like Drill Down etc.
For this reason we are considering using BIRT. And beside Analytics should
be UI agnostic as
Thanks martin for the validation. Just to add to the group discussion, when
developing a CMS (esp for E-Commerce) you do want other developers to at
some point override any default Panels in your base UI with their own
Plugin-ins. .. that was my intent.
Even if someone feels factories are not a
Hi,
I would advise you to control these via CSS rather than implementing server
level logic. Though its possiblle writing server level logic to achieve
client UX objectives is just bad practice in my opinion. .. BTW thats the
reason why you are struggling :)
Here is how I'd prefer to solve any
Hi,
I have a bunch of Admin panels but i want to be able to override them. The
issue is the pages obviously use "add(new SomeAdminPanel())";
To overcome this I was thinking or writing a Factory, that via can create
the desired instance of the Panel and pass it to the Page. The factory
Anyone defined a Mode for HTML+WICKET using https://ace.c9.io/#nav=higlighter
?
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Thanks for the reply Martin.
Notes:
1. Encoding JSESSIONID in the URL, did not fix the issue for me. Though,
I'll explore this more, maybe something in my environment preventing the
JSESSIONID from URL determining the session.
2. Question >> Got the code for HTTPS and redirect to pages that
Hi,
I have an admin Panel that is on HTTPS. It allows a user to preview a link
on the site on HTTP.
The problem is when doing that, when I return to the Admin Pane land perform
any Ajax request, then what I get is:
org.apache.wicket.protocol.http.PageExpiredException: Request cannot be
processed.
Hi,
for production mode its not sensible to use
setResourcePollFrequency(Duration.ONE_SECOND);
Is there a way that one can only allow the HTML's to be reloaded that too on
an Event rather than a polling mechanism?
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Software documentation is like sex: when it is good, it is very, very good;
Thanks ... I edited my post.
I'll simplify my questions further:
1. I find it tacky to have to wrap the entire DataTable in a span or a Div
for check group. Is there any way I can apply it on the column level. Its
hard to imagine.
2. AjaxFormChoiceComponentUpdatingBehavior get called for each
I have a DataTable where the first column is a set of Checkboxes for every
row. I felt a CheckGroup would be a nice thing to use here for Deleting
multiple rows. However I want also Ajax events on the Check of a box to only
show the DELETE Button should any box be selected.
The problem is that
Hi,
there is a 1 to 1 mapping between the Wicket Page/Panel and the HTML.
However one may want to present a different HTML version for a given
Page/Template.
Where I am going with this ls say you have a entire Site on a Template; but
want to provide alternate THEMES (assuming its non-responsive)
Note: One Cheap workable solution I can think of is to use FRAGMENTS ..
however Im looking for something more sophisticated; which can be configured
by me later in a CMS and allow a pure HTML developer to maintain 2 different
pages altogether.
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Software documentation is like sex: when it is
ya matching component hierarchies can be a bitch as its not necessary even of
the same components are used the HTML structure/DOM hierarchy may not match.
... I think some onus will have to be put on the HTML developer to ensure
they match. I'll refer to the Wicket 7 updates also mentioned by
You maybe interested to explore : Apache CXF with Spring + Spring Security
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thanks for the prompt response.
I've taken the Thread to Stack Exchange :
http://stackoverflow.com/questions/22705039/e-commerce-project-licensing
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Hi,
I've been nurturing and evolving a project for 4 years (approx), that grew
to a CMS and then an E-Commence among other capabilities. The core
motivation and intent of this platform I have explained here:
http://javabitch.blogspot.in/2014/03/java-e-commerce-platform.html
Ok, for lack of any conclusive existing solution; the following is what I
developed and works for the use case described:
Step 1: Create a BookmarkablePageRequestTargetUrlCodingStrategy that can
accept RegularExpressions:
Step 2: The default WebRequestCodingStrategy uses a MountMap that
Hi,
for the sake of SEO. It is recommended that URL path params for a product
look like:
Example --
/../Category1/SubCategory2/SubSubCategory2/productDetails?name=SHOE123
Now, one stupid way of doing this could be to load every product in the
database by generating the link to it. However I
:) The question isn't about Page Params
A mount needs a Mouth path thats what the question is...
How do you mount a path where a certain part of it can be anything (not
significant) ?
Explicitly loading mouth paths for EACH product (as a separate product
page) would not be wise in my
Hi,
I'm writing an E-Commerce platform in Wicket.
I want to allow Wicket-PLUG IN's for Administration.
Q1) Is there any known OSGI-Wicket project. I see in Wicket 6 there is some
improved OSGI compatibility but not sure what that translates to.
Q2) Irrespective of any external framework; is
I should have looked harder. Found something :
http://hwellmann.blogspot.in/2011/06/wicket-and-osgi.html
Though still open to suggestions. I'll try the article and see how far I get
on that.
thanks
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Software documentation is like sex: when it is good, it is very, very good; and
when it is
Hey thanks ya sorry i re-edited my post.
But helps. .. never tried using panels in Headers. It failed for me sometime
so I assumed its not the right thing
thanks again, will try it
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Software documentation is like sex: when it is good, it is very, very good; and
when it is bad, it
Thanks ..so using Panels in the header did work out fine. .. using
container !
Though; I want to put custom variables in the META tags; I found it more
complex it to do via Wicket.
Rather used Velocity to accept a MAP of Attributes and generate the META
TAGS and pass that into a FRAGMENT seemed
Hi,
I have an E-Commerce site. Im using a Template hierarchy. With the top
template containing the Open Graph tags for the entire Site.
Like
The issue is there are PRODUCT PAGES that extend this template. But for
Products its desirable to insert PRODUCT SPECIFIC headers.
What is the cleanest
I think I'll take a simple approach.
Use a Spring Resource to read a file which contains only the OG Tags and use
EhCache to cache the content.
I'll remove the OG Tags from the Common Template and instead inject it
dynamically then
For product pages the OG tags have to be created per request so
Thanks Chris .. I evaluated that.
Didnt work @ first shotand on further review I dont feel that is very
effective; specially for JavaScript related code or dynamic CMS injected
code.
The approach that has been fastest and most effective for me has been to do
the Heavy Lifting @ packaging time:
Hi,
I'm trying to make the use of CDN hassle free with my Wicket Apps.
.. where *IF* a CDN location is specified then all paths like
.. become
This applies to JS, CSS, and img tags mainly.
Am wondering where the best place to automate this would be ?
1. Build Process; do a REPLACE during
http://microformats.org/wiki/hcard-input-examples#person_billing_shipping_input
To ensure browsers can Auto fill Input form fields for E-Commerce forms and
common fields. I want to ensure the fieldNames match this convention.
I tried a test class something like
..but it does not respect the
Sir i get that, but what I'd like is that I supply the field name as an
attribute in the Comonent itself in the HTML and that is fed to
getInputName() to return.
This way I can supply the names in HTML itself.
If you see
..am trying to derive the tag attribute name from the html and then
Im facing a strange problem
I have a, Ajax based Progress bar. Everything worked great.
Then in web.xml using dispatcherERROR/dispatcher on the Wicket Filter I
configured it to a mounted page
(org.apache.wicket.request.target.coding.QueryStringUrlCodingStrategy).
404 got prettier, but the
ok I managed to get some hints from my browser.
So Certain URL's rendered as http://host/null would cause 404 .. but the
progressBar / Ajax related issue
was caused due to something like this:
Not really in my hands .. so am just switching back to a simple HTML 404
rather than a dynamic one.
I
Hi,
I have implemented authentication on my Wicket Pages by them extending a
Base Class that checks the session.
Those pages also add Panels and Ajax components. Its been really long but I
have forgotten if how Ajax requests works with sessions.
Also, I want to intercept it and re-direct it to
Yess!
I found the an implementation of IAuthorizationStrategy and in the Site
Application I do:
getSecuritySettings().setAuthorizationStrategy(authStrategy);
I built an Annotation, where all pages using that annotation are mapped to
the Authorization Strategy. Its all come back on that front
BTW this code is on Wicket 1.4 (just FYI)
There seems to be a slight complication when protecting components in a
hierarchy.
I have protected some pages/Web-Components by marking them as protected via
Annotation / Marker Interfaces. In the following code of an impl of
IAuthorizationStrategy, the
Sir, I rant philosophy let me stop you @ How could you send/share the
username password between den in a secure way ! .. Let me Fast Forward you
thought what you will face on your own implementation:
...so heres the deal. Sharing passwords will not achieve anything. Because
the idea of SSO is to
Hey,
great place. I went and added one of the sites we did (WRAP), however I
forgot to put my companies name in the caption ..any way I can go edit it?
:)
thanks!
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Software documentation is like sex: when it is good, it is very, very good; and
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Hi,
I've been experimenting with Play and Scala. Very agile and theoretically
fast with Netty.
Read some benchmarks that did not show Wicket too well, however from a
development/templating perspective I still cannot rationalize a better
framework than wicket.
Wickets Session and Request classes
Hi,
not sure if this is even a Wicket question; but drawing on the experience of
the community for thoughts.
Scenario : In the Web context, web root/resources ;is a folder that is
accessible.
Lets say we manage to secure it at the Apache level not to show a blatant
directory listing, however if a
Hi,
I'm getting a Channel busy - postponing
There are no server errors, nor response delays, .. nor are there any
apparent JavaScript errors.
The problem is consistent across browsers.
Additionally, most of the code (client+server) being used is re-used in
another project where there are no
I just realized all posts on this matter point to some Jquery or
JavaScript related mischief.
I had established jquery itself was not the culprit, however .. for the
Dialog I was using jquery-ui plugin. I upgraded the plugin. Seems the copy
of the plugin for this project was messed up in SVN.
Hi,
Am writing an Authentication Filter for Ajax Requests (that may or may not
originate from Wicket), and I have access to the Raw HttpSession but I
need access to my principal object thats part of my WebSession.
I dont understand why WebSession is not a derivative of the native session
and
What about the part that would solve my problem --
wicket:wicket.wicketapp:session , do I just use that or there is some higher
order function available :)
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Software documentation is like sex: when it is good, it is very, very good; and
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haha .. ur welcome. yes, I meant ftw = For the Win; ... well wtf is one for
internet typo humor.
Good luck ;)
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JSON Library + CXF wtf!
... This is a pretty good combination thant I've been playing with for over
some time.
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Hi,
with reference to the blog/article:
http://wicketinaction.com/2008/10/repainting-only-newly-created-repeater-items-via-ajax/
I have Code:
...the trouble is that the above allows me to ADD one record, but on the
second it naturally complains authorizationDetails is already pard of
Hi Vineet,
nice suggestion. I worked on it and solved all server side issues; however
on the UI its failing to render. My suspicion is the prepended script may
need to be tweaked.
here is the modified code for reference:
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Software documentation is like sex: when it is good, it is very,
ok, its official. using ListView in this situation is a major
*Pain_In_The_A*
Using RepeatingView it was smooth.
However, as far as I got with using ListView (for the sake of
documentation); .. is that the script will need to be modified. I think the
li adds one more level of abstraction. When
If only I could inject a window.close(); on that post! :)
Being un-biased and logically trying to break it down ..., I think people
have to differentiate between FRAMEWORKS and FRAMEWORKS + FLUFF.
E.g.: Their criteria Three stars means a fully-fledged plug-in with
advanced specialized features
Do we have a pre existing component for doing SFTP.
I have a project in a shared hosting environment where they do not allow
local file access; so I'd like to show file/folder view of a folder that can
also be accessed via FTP.
If the component does not exist, ideas to create one are welcome.
The tree part i have, actually i was looking for the SFTP part Out of the box
(Like File Upload exists OOB).
But this will show listing (combined with Tree) + Upload.
I guess it dos not exist OOB
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Software documentation is like sex: when it is good, it is very, very good; and
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Ah, sorry was trying to use as less words as possible :)
Q / Problem) Since Application.getHomePage() returns Class? extends Page
and in my case Multiple pages are mounted to point to the same WebPage. How
to I specify the Home Page.
In other words: CLASS to Mounted Pages is a one to many
Hi,
All my pages are generated dynamically in a particular project (including
Home).
Application.getHomePage() returns Class? extends Page
The trouble is that all my pages use the same WebPage class, based on the
name in the URL it determines which content to fetch.
Example:
I want the String to be unescaped so I can add CSS to certain *parts* of the
feedback message. Like Highlight an area in the error message etc.
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Hi,
I wound a solution/decent work-around to my problem.
So to re-explain it based on what Andrea says:
Yes, its true its too late and there is no pure API way. But there is a work
around.
Problem::
Modify the CallBackUrl for an event based on some condition that may occur
in the event.
Hi,
I have an overridden the
AbstractDefaultAjaxBehavior.getCallbackScript(boolean onlyTargetActivePage)
method.
I have also overridden the AjaxEventBehavior.onEvent().
In the onEvent(AjaxRequestTarget) I want to re-generate the Callback Script
(replace original one with new one), how can I do
Hey, i guess i was sleeping when this one was taught.
I have a Feetback panel on the parent panel.
Then in a WebMarkupContainer, have added another feedback panel.
When I add .info(...) or .error(...) to feedback panel in parent it appears
in both.
Must be some component hierarchy trickle down
Hi,
From a JavaScript code (CkEditor pluin to be exact), I want to send data to
my wicket component/panel.
I traced the generated code, and it uses wicketAjaxGet. With wicketAjaxGet
I can get in 3000+ characters on a rough.
This seems to have size limitation, whats the best way to get around
Actually i did try that also and in the HTTP Live header plugin I can see its
getting POST'ed. yet for some reason content larger than a certain size is
not going.
I hope this is not a problem with CKEditor or Jetty (standard config)
thanks for the tip. I'll check other things to see why large
Found root cause; confirm.
Am getting a HTTP 413 return (Server puking it on Post)
...any suggestions?
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Since it was a server error, I changed the headerBufferSize config in Jetty
and it worked
..but then on changing Jetty Config wicketAjaxPost wicketAjaxGet were both
working.
headerBufferSize uses the request header imo, so on post why do we need
the request header?
..Something does not seem
When using Post, are you seeing a content-length header?
Yes, but its '0':
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Attila Király jcgarciam --- Yup, thats it I guess. You guys are right (i
think)
I was just blindly hacking the urls using the wicket functions.
I see now : function wicketAjaxPost(url, body, successHandler,
failureHandler, precondition, channel)
..and what I'm consuming is only the URL param.
Hi, its working now. For the sake of dcoumentation anyone looking to override
how their Component does a callback on a custom behaviorthat extends
AbstractDefaultAjaxBehavior :
..Will adapt to GET POST accordingly.
tx
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Software documentation is like sex: when it is good, it is very,
Hi,
I believe @SpringBean creates a proxy over the original bean.
I have a situation where in the Application.init() --callls -- Service
layer that has direct access to SpringContext. I modify the original Bean
(getting it via Spring Context). However, this update to the object wont
reflect in
@PointBreak: imo not doing anything stupid like that, but I dont wanna be too
sure been up 14 hours. Maybe my eyes are missing something. Take a look.
Be the judge, here is a simplified version of the code:
Spring XML Summary:
[The idea is that the menu model mixes Static dynamic items via
Hey heads up, there is some bug in the logic of one of the services. And on
this front its clear. Thanks :)
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Hi,
do we have a pre written Downloader that can allow links on a web page to
download files which are saved outside the Web Context?
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Liek a DownloadServlet that is given some params and knows where to pick it
from the local FS and streams it down. So the link ends up getting the
streamed resource.
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Software documentation is like sex: when it is good, it is very, very good; and
when it is bad, it is still better than
When Locating the Markup for a Page, I want to know the corresponding class
(associated with the page/markup).
Currently Im directing Wicket to my Custom Markup location with the
following code in Application:
...
final IResourceStreamLocator defaultLocator =
ok its embarassing to have to post the answers to your questions, heh but
this is one is for less fortunate:
In my application I could pass the Class of the MarkupContainer (rather than
the class that loads the markup)
/**
* The {@link
From my experience, stuff where I screwed up or wasted time:
1. Wicket is a UI framework, delegate as much as possible to your own
neutral code base service and components. Data Models etc. Both Server and
Client Side. Client Side:: Don't wrestle with Grids etc in Wicket; if you
can get away with
Hi,
I fave a ton of possible dynamic content where for each content I have to
associate a Mount Point.
im thinking of a strategy to do that efficiently.
To cater to it, following questions:
1). What decides the technical limit to the number of Mount points possible?
(Does it load all the mount
On my own investigation :-
WebRequestCodingStrategy$MountsMap :
/** backing map */
private final TreeMaplt;String,
IRequestTargetUrlCodingStrategygt; map;
... that decides the data structure for the mounts, imo/
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Software documentation is like sex: when it
I dont think its justified to expect Wicket to directly provide that Auth
support.
My 2 cents to put you in the right directions AFAIK:
Typically, one should have an IDP or SP setup at either ends. For instance,
Shibboleth has good support for SAML2. Once you have that setup, you can use
any
Looks pretty nice.
Did you guys use any CMS (say wicket based like BRIX) .. or simply coded it
straight up?
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Hi,
Is there some way for me to Hack the Wicket parser to pre-publish Wicket
based pages before they are even rendered?
Context:
==
I have a system where I'm using velocity to generate pages that do not
change over a period of time. Futhermore their content can be cached using
EhCache (More
An interface is a piece of code one writes when they are too lazy to think of
the implementation.
An abstract Class is one where you have no idea how the hell you will
complete the rest!
An idiosyncratic interface is 1 to 1 relation with your class because the
programmer did not have the guts to
Hi,
my question has following parts:
1. What is the best JavaScript / HTML API based obfuscator one can recommend
to use?
2. How/Where would one integrate that with Wicket?
3. Do these obfuscators have any practical impact on performance (Silly Q,
admitted :) ) .. better; can the page results
AbstractTransformerBehavior looks cool. ...As for caching, will address that
separately. Thanks
Why do you need this at all ? -- Mainly technical curiosity and I also
Obfuscation and Compression of JavaScript/HTML is pretty much in demand, so
writing stuff to cater to those demands without
Hi,
I want to be able to show a Warning message appear when the session is
about to expire (say 5 minutes before) and if the session has expired then
on the UI it should come. This is to ensure a User does not enter any data
and lose it when they click Submit.
Use Case I wanna prevent: Lazy User
I just had an idea to solve both the problems. (please see if it makes sense)
Well, what if we on every Page request tell the Browser how much time it has
left = Session Duration. (Pass it via some param or header script variable)
And let the Browser do house keeping for that window session.
Sorry I meant , make base class implement
IHeaderContributor.renderHead(IHeaderResponse response) , inject script via
that.
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Someone asked me for the HTML code also and I had similar off forum queries
earlier on this post. Fwiw adding HTML sample code to compliment the Java
code for this use case:
table id='grid'
tr wicket:id=gridView
td class='tdShell' wicket:id=cols
div
Some time back I created a similar complicated grid structure and also
submitted a rather rag-tag JIRA suggestion:
http://apache-wicket.1842946.n4.nabble.com/GridView-for-A-Symmetric-tables-issues-td2953859.html
This post explains how I did it conceptually with pseudo code.
Now, many months
Hey, thanks for the response ... though i think there is more to it.
When I look at the header of a normal image in web context, he server
returns 302 (NO MODIFIED).
Despite me changing the HTTP cache controls, a HTTP/1.1 200 OK still makes
the browser stream the image from the server. Using HTTP
Got it!
As per ETag specs in Firefox Docs,:
The Last-Modified response header can be used as a weak validator. It is
considered weak because it only has 1-second resolution.
If the Last-Modified header is present in a response, then the client can
issue an If-Modified-Since request header to
Hi,
I have a resource (an Image which exists on the File System outside the Web
Context).
I stream the image resource. The problem really is that while the speed to
download an image within web-context and outside is the same the one
within Web-Context is always cached by the browser.
Am
Hi,
I wanted to externalize the Page Mounts using Spring.
Earlier in my Application class the code was like:
mount(new QueryStringUrlCodingStrategy(login, loginPage.class));
So What I did was:
...
//Scan for All IMountLoaders in the context and get the
Mount points from them
Both very helpful answers
@Mike ManderThe wicket-stuff thing is very cool indeed.
However, I'd like to mounting to be controlled by some
strategy/configuration in most cases which wont help if i have the
Annotation within the WebPage (but yes very very cool to know it exists).
@Attila Király :
Thanks...but curiosity : why wont that work in the first place?
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(And whats wrong with Nabble ..its got this annoying Ajax interface) :(
Ugh!!!
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Hi,
i have a markup (Loop) for a couple of fields. Its a dynamic form and all
the fields are text except one or two,
Sample Markup:
Hi,
Im creating a Decorator/Wrapper Panel that will show EDIT/DELETE options on
the content if the user is authorized to do so.
The markup simply put, is like this:
?xml version=1.0 encoding=utf-8?
html
body
wicket:panel
table
One correction I'd make to my own code is instead of allowing to add a
Component; I'd enforce WebComponent. That would make the case stronger for
using and enforcing HTML tags.
..the issue remains, hwow do I make the markup here dynamic to suit the
WebComponent being wrapped! :(
-
Don't
The only relevant technical point here is Inheritance. If Component A
inherits Component B, then the properties would have to be repeated in the
property file corresponding to the inherited Component as i don't think
properties follow inheritance rules (imo).
Regarding Gobal vs Local: This is so
Hi, I am looking to incorporate a section on client websites for Articles
Blogs.
I've used Roller independently, but I feel its too bulky and self centered
to integrate with a site.
Do we have ready made components in Wicket that can help here?
What do you guys use with Brix?
Can I rip it
Hi am not sure if a user vote is going on here.
My 2 cents for my own insecurities: Leave it as is! Its good enough.
I'm pretty much screwing around with FileUpload in many ways and overall its
great.
thanks
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I was hoping on the lines, where you do get(component id); Wicket returns
the Component.
So if there was a way to customize the nomenclature of what the names of
the fields are in a loop then it would be easy to refer to components via
name directly.
... I can't do [IN CONCEPT]
Hi,
maybe this is really basic but I cant find it documented.
I force a TextFieldDouble.
When it renders, it introducrs commas (,) like 45000 = 45,000
I wanna get rid of the commas!
P.S Sorry if this really a RTFM question!
thanks
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So the getConverter() is deprecated and there is no setter. WHich confused me
a bit.
Overriding the converter seemed like an overkill than setting a custom one
on the Field, so was not sure.
Thanks to your post, I'm clear on what to do.
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