Why do n't you let your action implement RequestAware interface and then get
parameter from the request map.
--- On Tue, 3/17/09, Duan, Bin <bd...@claritas.com> wrote:
> From: Duan, Bin <bd...@claritas.com>
> Subject: Problem getting request parameters in HTTP GET in Struts 2
> To: user@struts.apache.org
> Received: Tuesday, March 17, 2009, 7:01 PM
> I was trying to get a parameter from
> a Http GET. The get from jsp looks
> like this:
>
> <a
> href=/providerDetail.action?drProviderId=1000>Provider
> Name
>
> The providerDetail.action maps to ProviderAction class. In
> the action
> class, I have a setDrProviderId() method, but found the id
> was not set.
> Then I tried to get the id from
> ServletActionRequest.getRequest().getParameter("drProviderId"),
> but
> still did not get anything.
>
>
>
> I debugged the code, in the request object, I saw request
> input as "GET
> /providerDetail.action?drProviderId=1000", this pretty much
> meant the
> parameter was sent to the server side correctly. But
> request.getParameter("drProviderId") returned me null.
>
>
>
> If I switch to use form POST, my setDrProviderId() method
> was still NOT
> called, but I could get the id from
> request.getParameter("drProviderId").
>
>
>
> This problem will almost be a show stopper for our project
> to use
> Struts. Anybody has any ideas of what could be wrong?
>
>
>
> I am using Struts 2.1.6. I tried both on oc4j and JBoss.
>
>
>
>
>
>
>
> Following is my struts.xml file
>
>
>
>
>
> <struts>
>
>
>
> <package name="dataReceiving"
> extends="struts-default">
>
>
>
> <action name="listProvider"
> method="listProvider"
>
>
> class="com.claritas.mms.radish.dataReceiving.DrProviderAction">
>
>
> <result>/dataReceiving/ProviderList.jsp</result>
>
> </action>
>
> <action
> name="providerDetail" method="providerDetail"
>
>
> class="com.claritas.mms.radish.dataReceiving.DrProviderAction">
>
>
> <result>/dataReceiving/ProviderDetails.jsp</result>
>
> </action>
>
> </package>
>
>
>
> </struts>
>
>
>
> Following is my DrProviderAction class
>
>
>
> public void setDrProviderId(String id)
>
> {
>
> this.drProviderId = new
> Integer(id).intValue();
>
> }
>
>
>
> public String providerDetail()
>
> {
>
> Map map =
> request.getParameterMap();
>
>
>
> String sid =
> request.getParameter("drProviderId");
>
> drProviderId = new
> Integer(sid).intValue();
>
> //check if the
>
> if(session != null)
>
> {
>
> Map<Integer,
> DrProvider> providerMap =
> (Map)session.get("provider_map");
>
> if(providerMap !=
> null)
>
> {
>
>
> provider = providerMap.get(drProviderId);
>
> }
>
>
> }
>
> else //go to database
>
> {
>
> provider =
> service.getProvider(drProviderId);
>
> }
>
>
>
> return SUCCESS;
>
>
>
> }
>
>
>
>
>
>
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