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## org.jboss.portal.web
Interface RequestDispatchCallback

All Known Implementing Classes:
  LayoutDispatcher, SignOutInterceptor.Invalidation

    public interface RequestDispatchCallback

Callback contract.

Version:
  $Revision: 1.1 $
Author:
  Julien Viet

Method Summary
`java.lang.Object` | `doCallback(javax.servlet.ServletContext dispatchedServletContext, javax.servlet.http.HttpServletRequest dispatchedRequest, javax.servlet.http.HttpServletResponse dispatchedResponse, java.lang.Object handback)` Performs the request dispatch logic.

Method Detail

### doCallback

    java.lang.Object doCallback(javax.servlet.ServletContext dispatchedServletContext,
                                javax.servlet.http.HttpServletRequest dispatchedRequest,
                                javax.servlet.http.HttpServletResponse dispatchedResponse,
                                java.lang.Object handback)
                                throws javax.servlet.ServletException,
                                       java.io.IOException

  Performs the request dispatch logic.

  Parameters:
    `dispatchedServletContext` - the dispatched servlet context
    `dispatchedRequest` - the dispatched request
    `dispatchedResponse` - the dispatched response
    `handback` - the handback object provided to the dispatched @return any object
  Throws:
    `javax.servlet.ServletException` - if an exception occurs that interferes with the normal operation
    `java.io.IOException` - if an input or output exception occurs

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