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From Dave Newton <davelnew...@gmail.com>
Subject Re: How to make interceptor to be invoked only for HTTP Request not for Response
Date Tue, 09 Jul 2013 15:16:38 GMT
What do you mean by "called while response"? Interceptors aren't called
twice, they wrap action invocation.

Dave
 On Jul 9, 2013 10:07 AM, "Sreekanth S. Nair" <
sreekanth.nair@egovernments.org> wrote:

> I have a custom interceptor for trimming whitespaces in request data
> My intercept method is like below
> @Override
>     public String intercept(final ActionInvocation invocation) throws
> Exception {
>         // Get the action context from the invocation so we can access the
>         // HttpServletRequest and HttpSession objects.
>         final HttpServletRequest request = (HttpServletRequest)
> invocation.getInvocationContext().get(HTTP_REQUEST);
>         Map parameters = invocation.getInvocationContext().getParameters();
>         parameters = this.getTrimmedParameters(request, parameters);
>         invocation.getInvocationContext().setParameters(parameters);
>         return invocation.invoke();
>     }
>
> but this interceptor is getting called while request as well as while
> coming back from my action (response). I dont want intercept method to be
> called while response.
>
>
>
>
>
> --
> Thanks & Regards
> Srikanth
> Software Developer
> --------------------------------
> eGovernments Foundations
> www.egovernments.org
> Mob : 9980078913
> --------------------------------
>
>
> On Tue, Jul 9, 2013 at 8:29 PM, Dave Newton <davelnewton@gmail.com> wrote:
>
> > It works precisely like a filter, there is code before and after
> > action.invoke, and before rendering with PreResultListeners.
> >
> > I don't understand the specific issue(s) you think you're having. What
> > problem are you having that you're trying to solve?
> >
> > Dave
> >  On Jul 9, 2013 9:54 AM, "Sreekanth S. Nair" <
> > sreekanth.nair@egovernments.org> wrote:
> >
> > > I doubt struts2 interceptor work like a filter, just like in ur pseudo
> > > code. In filter we can specify
> > > what to do with request and response by adding code before and
> > > after chain.doFilter(request, response). In Interceptor intercept
> method
> > > will always get executed before and after req & resp.
> > >
> > >
> > >
> > >
> > > --
> > > Thanks & Regards
> > > Srikanth
> > > Software Developer
> > > --------------------------------
> > > eGovernments Foundations
> > > www.egovernments.org
> > > Mob : 9980078913
> > > --------------------------------
> > >
> > >
> > > On Tue, Jul 9, 2013 at 6:37 PM, Felipe Lorenz <
> > > felipe.lorenz@idealogic.com.br> wrote:
> > >
> > > > I dont think it is possible. But I believe you can just ignore the
> > > > response and do nothing with that.
> > > >
> > > > I am not sure if I understand your question. But an interceptor has
> > only
> > > > one call per request/response. So your code could like this:
> > > >
> > > >
> > > > public class Interceptor {
> > > >
> > > >          methodXXXX {
> > > >                  removeSpaceFromRequest();
> > > >                  String resp = invoke();
> > > >                  //here, you do nothing with the response.
> > > >                  return resp;
> > > >          }
> > > >
> > > > }
> > > >
> > > > Felipe Lorenz
> > > > Gerente de Projetos
> > > > Idealogic Software
> > > > Fone: (51) 3715 5523 - (51) 3715 5548
> > > > www.idealogic.com.br
> > > >
> > > > Em 09/07/2013, às 09:13, Sreekanth S. Nair escreveu:
> > > >
> > > > > Yes, i have an Interceptor basically to Trimming of input values,
i
> > > don't
> > > > > want to do this to be happened while request coming back with
> > response.
> > > > >
> > > > > --
> > > > > Thanks & Regards
> > > > > Srikanth
> > > > > Software Developer
> > > > > --------------------------------
> > > > > eGovernments Foundations
> > > > > www.egovernments.org
> > > > > Mob : 9980078913
> > > > > --------------------------------
> > > > >
> > > > >
> > > > > On Tue, Jul 9, 2013 at 5:41 PM, <umeshawasthi@gmail.com> wrote:
> > > > >
> > > > >> Any specific reason to do that?
> > > > >> ------Original Message------
> > > > >> From: Sreekanth S. Nair
> > > > >> To: Struts Users Mailing List
> > > > >> ReplyTo: Struts Users Mailing List
> > > > >> Subject: How to make interceptor to be invoked only for HTTP
> Request
> > > not
> > > > >> for Response
> > > > >> Sent: Jul 9, 2013 5:33 PM
> > > > >>
> > > > >> How to make interceptor to be invoked only for HTTP Request not
> for
> > > > >> Response
> > > > >>
> > > > >>
> > > > >>
> > > > >> Sent from BlackBerry® on Airtel
> > > >
> > > >
> > >
> >
>

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