Examples of com.dyuproject.web.rest.Interceptor

com.dyuproject.web.rest.Interceptor
Pre-handling and post-handling of REST requests allowing the request to continue or not. Security handling is decoupled/contained. @author David Yu @created May 18, 2008

    }
    
    public static void handle(Controller controller, String mime, HttpServletRequest request,
            HttpServletResponse response) throws ServletException, IOException
    {
        Interceptor interceptor = controller.getInterceptor();
        if(interceptor==null)
        {
            controller.handle(mime, request, response);
            return;
        }
        boolean success = false;
        try
        {
            success = interceptor.preHandle(getCurrentRequestContext());
        }
        finally
        {            
            if(success)
            {
                try
                {
                    controller.handle(mime, request, response);
                }
                finally
                {
                    interceptor.postHandle(true, getCurrentRequestContext());
                }
            }
            else
                interceptor.postHandle(false, getCurrentRequestContext());
        }       
    }

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        return _id;
    }
    
    void addMappedInterceptor(Interceptor interceptor, int wildcard)
    {
        Interceptor existing = _mappedInterceptors[wildcard];
        if(existing==null)
            _mappedInterceptors[wildcard] = interceptor;
        else if(existing instanceof InterceptorCollection)
            ((InterceptorCollection)existing).addInterceptor(interceptor);
        else

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            rc.getResponse().sendError(405);
            return;
        }
        
        // cache to local copy
        Interceptor interceptor = _interceptor;
        if(interceptor==null)
        {
            resource.handle(rc);
            return;
        }


        boolean success = false;
        try
        {
            success = interceptor.preHandle(rc);
        }
        finally
        {            
            if(success)
            {
                try
                {
                    resource.handle(rc);
                }
                finally
                {
                    interceptor.postHandle(true, rc);
                }
            }
            else
                interceptor.postHandle(false, rc);
        }      
    }

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com.dyuproject.web.rest.mvc.RESTControllerContext

com.dyuproject.web.rest.service.PathHandler

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