You didn't add exec-and-wait, you replaced your entire interceptor stack with
just the exec-and-wait interceptor.
-Dale
On Jun 2, 2011, at 3:35 PM, Emi Lu <em...@encs.concordia.ca> wrote:
> Hello,
>
> One action class to send emails to 50 users. Before action is done, I'd like
> to show a waiting page.
>
> When I added execAndWait shown as the following:
> <action name="*ProcessAction" method="{1}" class="ProcessAction">
> <interceptor-ref name="execAndWait">
> <param name="delay">2000</param>
> <param name="delaySleepInterval">500</param>
> </interceptor-ref>
> <result name="wait">/wait.jsp</result>
>
> <result name="adm" type="tiles">browse_action1</result>
> ...
>
>
> I got the following Error message returned.
>
> Could someone help what is missing?
>
>
> I found examples about progressbar + fileupload, but what about waiting for
> sending emails, is there a online doc about this?
>
> Thanks a lot!
> Emi
>
>
> java.lang.NullPointerException at
> org.apache.struts2.ServletActionContext.getRequest(ServletActionContext.java:112)
> at ProcessAction.execute(Unknown Source) at
> sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597) at
> com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:452)
> at
> com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:291)
> at
> org.apache.struts2.interceptor.BackgroundProcess$1.run(BackgroundProcess.java:57)
> at java.lang.Thread.run(Thread.java:662)
>
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