What's the substitute for RequestCycle#urlFor(Class, PageParameters) ?
In 1.4 I was using RequestCycle#setRequestTarget(IResourceStream) and
ResourceStreamRequestTarget to make dynamically generated PDF/CSV/etc
files downloadable for users. How is that possible in 1.5-M1?
Thanks,
Peter
2010-08-12 12:11 keltezéssel, Martin Grigorov írta:
> Good catch!
>
> There is no WebRequestCycle anymore. You'll need to extend RequestCycle now.
> Override org.apache.wicket.Application.createRequestCycle(Request, Response)
> to return your class.
> The current entry point
> is org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach().
> For now you'll have to wrap this method with try/finally to simulate
> onBefore/onEnd.
>
> We will discuss it and probably these two methods will be added again there
> for M2.
>
> 2010/8/12 dzb <zenberg.d...@gmail.com>
>
>> Hi,
>>
>> It seems RequestCycle has a big change in 1.5-M1.
>>
>> How can I do things like below codes on 1.5 ?
>>
>> public class MyRequestCycle extends WebRequestCycle {
>>
>> @Override
>> protected void onBeginRequest() {
>> super.onBeginRequest();
>> ...
>> }
>>
>> @Override
>> protected void onEndRequest() {
>> ...
>> super.onEndRequest();
>> }
>> }
>>
>> Where is the request pipline's entry?
>>
>> dzb，zenberg.d...@gmail.com
>> 2010-08-12
>> ----- Original Message -----
>> From: Major_P閠er
>> To: users
>> Sent: 2010-08-12, 06:53:39
>> Subject: Wicket 1.5-M1 migration experiences
>>
>>
>> Hi,
>>
>> I've just tried to move our application to Wicket 1.5-M1, and I've faced
>> with the following problems:
>> * new HeaderContributor(new IHeaderContributor() {...} isn't working
>> anymore, the constructor is gone.
>> After looking into JavaDoc I've find out that HeaderContributor.forCss
>> and other methods are deprecated in 1.4.9, but not in 1.5-M1, so wtf?
>>
>> * PageParameters#getAsLong and other helper methods are missing, instead
>> we have PageParameters#getNamedParameter()#toLong and etc.
>>
>> There are Indexed Parameters and Named Parameters, what's the difference?
>> based on the JavaDoc I would thought indexed parameter is like
>> '/show/id/1' and named is 'show?id=1'
>> if this is true, why isn't there simply a
>> getParameterIDon'tCareAboutTheTypeOfIt function, if I want to support
>> both of them?
>>
>> The deprecated PageParameters constructors are lacking JavaDoc
>> deprecation note, or it could be a bit enhanced at least.
>>
>> * AjaxButton now has onError function, which needs to be implemented
>> * IBehavior#unbind
>>
>> * In MyApplication I've had a method like this:
>> @Override
>> public RequestCycle newRequestCycle(Request request, Response
>> response) {
>> if
>> (!Configuration.getEnvironment().equals(Environment.PRODUCTION)) {
>> return super.newRequestCycle(request, response);
>> } else {
>> return new WebRequestCycle(this, (WebRequest) request,
>> (WebResponse) response) {
>>
>> @Override
>> public Page onRuntimeException(Page page,
>> RuntimeException ex) {
>> if (ex instanceof PageExpiredException) {
>> return new PageExpiredError();
>> }
>> return new InternalServerError(page, ex);
>> }
>> };
>> }
>> }
>>
>> now newRequestCycle is gone, we have createRequestCycle, which is final
>> and it uses RequestCycleProvider. so changing this to
>>
>> setRequestCycleProvider(new IRequestCycleProvider() {
>>
>> @Override
>> public RequestCycle get(RequestCycleContext context) {
>> if
>> (!Configuration.getEnvironment().equals(Environment.PRODUCTION)) {
>> return new RequestCycle(context);
>> } else {
>> return new RequestCycle(context) {
>>
>> @Override
>> protected IRequestHandler
>> handleException(Exception e) {
>> //etc
>> }
>> };
>> }
>> }
>> });
>>
>> should have the same behavior, or??
>>
>> Also I couldn't find a substitute for this:
>>
>> http://wicket.apache.org/apidocs/1.4/org/apache/wicket/protocol/http/WebApplication.html#mount(java.lang.String,%20org.apache.wicket.util.lang.PackageName)
>> and also for HybridUrlCodingStrategy. Or is hybrid even needed anymore?
>> Where can I find out more about these new requestmapper stuff? (Please
>> don't say in wicket-examples, I'm looking for a doc, like
>> https://cwiki.apache.org/confluence/display/WICKET/URL+Coding+Strategies )
>>
>> Thanks
>>
>> Regards,
>> Peter
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