Migrated simple, simple_file and upload_image example.

Adapted EWF accordingly.

library/server/wsf/router/wsf_routed_execution.e

@@ -0,0 +1,76 @@
+note
+	description: "Summary description for {WSF_ROUTED_EXECUTION}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	WSF_ROUTED_EXECUTION
+
+feature -- Router
+
+	initialize_router
+			-- Initialize router
+		do
+			create_router
+			setup_router
+		end
+
+	create_router
+			-- Create `router'	
+			--| could be redefine to initialize with proper capacity
+		do
+			create router.make (10)
+		ensure
+			router_created: router /= Void
+		end
+
+	setup_router
+			-- Setup `router'
+		require
+			router_created: router /= Void
+		deferred
+		end
+
+feature -- Access
+
+	request: WSF_REQUEST
+		deferred
+		end
+
+	response: WSF_RESPONSE
+		deferred
+		end
+
+	router: WSF_ROUTER
+			-- Router used to dispatch the request according to the WSF_REQUEST object
+			-- and associated request methods		
+
+feature -- Execution
+
+	execute
+			-- Dispatch the request
+			-- and if handler is not found, execute the default procedure `execute_default'.
+		local
+			sess: WSF_ROUTER_SESSION
+		do
+			create sess
+			router.dispatch (request, response, sess)
+			if not sess.dispatched then
+				execute_default
+			end
+		ensure
+			response_status_is_set: response.status_is_set
+		end
+
+	execute_default
+			-- Dispatch requests without a matching handler.
+		local
+			msg: WSF_DEFAULT_ROUTER_RESPONSE
+		do
+			create msg.make_with_router (request, router)
+			msg.set_documentation_included (True)
+			response.send (msg)
+		end
+
+end