Added WSF_HANDLER_FILTER_WRAPPER to build a bridge from router to filter.

library/server/wsf/router/filter/wsf_handler_filter_wrapper.e

@@ -0,0 +1,46 @@
+note
+	description: "[
+				Handler wrapping a filter
+			]"
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	WSF_HANDLER_FILTER_WRAPPER
+
+inherit
+	WSF_HANDLER
+
+create
+	make_with_filter
+
+feature {NONE} -- Initialization
+
+	make_with_filter (f: WSF_FILTER)
+		do
+			filter := f
+		end
+
+feature -- Access
+
+	filter: WSF_FILTER
+
+feature -- Execution
+
+	execute (req: WSF_REQUEST; res: WSF_RESPONSE)
+		do
+			filter.execute (req, res)
+		end
+
+note
+	copyright: "2011-2013, Jocelyn Fiat, Javier Velilla, Olivier Ligot, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
+	source: "[
+			Eiffel Software
+			5949 Hollister Ave., Goleta, CA 93117 USA
+			Telephone 805-685-1006, Fax 805-685-6869
+			Website http://www.eiffel.com
+			Customer support http://support.eiffel.com
+		]"
+end