Hi,
Use ERXJSConfirmPanel.
JSConfirmPanel uses a broken invokeAction implementation.
Sharpy.
> On 31 Aug 2022, at 11:34 pm, ocs--- via Webobjects-dev
> <webobjects-dev@lists.apple.com> wrote:
>
> Hi there,
>
> bumped into a weird problem. I allow users to download a file, pretty
> standard code
>
> ===
> WOActionResults downloadListing() {
> WOResponse wor=new WOResponse()
> wor.setHeader("application/pdf;
> name=\"Listing\"","content-type")
> wor.setHeader("attachment;
> filename=\"Lisitng.pdf\"","content-disposition")
> wor.setContent(... my data ...)
> return wor
> }
> ===
> <wo:hyperlink action="$downloadListing">Get listing</wo>
> ===
>
> This works like a charm. Nevertheless, the client wants to guard the download
> by a JS alert; and if I change the template to
>
> ===
> <wo:JSConfirmPanel action="$downloadListing"
> confirmMessage="Really?">Get listing</wo>
> ===
>
> I get this exception:
>
> ===
> java.lang.ClassCastException: com.webobjects.appserver.WOResponse cannot be
> cast to com.webobjects.appserver.WOComponent
> [2022-8-31 15:32:28 CEST] <WorkerThread1> java.lang.ClassCastException:
> com.webobjects.appserver.WOResponse cannot be cast to
> com.webobjects.appserver.WOComponent
> at
> com.webobjects.woextensions.JSComponent.invokeAction(JSComponent.java:87)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> com.webobjects.woextensions.KeyValueCodingProtectedAccessor.methodValue(KeyValueCodingProtectedAccessor.java:32)
> at
> com.webobjects.foundation.NSKeyValueCoding$_MethodBinding.valueInObject(NSKeyValueCoding.java:1134)
> at
> com.webobjects.foundation.NSKeyValueCoding$DefaultImplementation.valueForKey(NSKeyValueCoding.java:1324)
> at
> com.webobjects.appserver.WOComponent.valueForKey(WOComponent.java:1736)
> at
> com.webobjects.foundation.NSKeyValueCoding$Utility.valueForKey(NSKeyValueCoding.java:447)
> at
> com.webobjects.foundation.NSKeyValueCodingAdditions$DefaultImplementation.valueForKeyPath(NSKeyValueCodingAdditions.java:212)
> at
> com.webobjects.appserver.WOComponent.valueForKeyPath(WOComponent.java:1804)
> at
> com.webobjects.appserver._private.WOKeyValueAssociation.valueInComponent(WOKeyValueAssociation.java:50)
> at
> com.webobjects.appserver._private.WOGenericElement.invokeAction(WOGenericElement.java:121)
> at
> com.webobjects.appserver._private.WOGenericContainer.invokeAction(WOGenericContainer.java:27)
> at
> com.webobjects.appserver._private.WODynamicGroup.invokeChildrenAction(WODynamicGroup.java:105)
> at
> com.webobjects.appserver._private.WODynamicGroup.invokeAction(WODynamicGroup.java:115)
> at
> com.webobjects.appserver.WOComponent.invokeAction(WOComponent.java:1079)
> ... ... ...
> ===
>
> How to fix the problem? Thanks!
> OC
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