added request_handler_routes_recorder to provide an implementation for `REQUEST_HANDLER.on_handler_mapped'

library/server/request/router/src/misc/request_handler_routes_recorder.e

@@ -0,0 +1,44 @@
+note
+	description: "[
+			Summary description for REQUEST_HANDLER_ROUTES_RECORDER.
+			
+			You can inherit from this class from any REQUEST_HANDLER and redefine `on_handler_mapped'
+			to record the available routes if your handler needs it.
+		]"
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	REQUEST_HANDLER_ROUTES_RECORDER
+
+feature {REQUEST_HANDLER} -- Routes access
+
+	available_routes: detachable LIST [TUPLE [resource: READABLE_STRING_8; rqst_methods: detachable ARRAY [READABLE_STRING_8]]]
+			-- Available routes
+
+feature {REQUEST_ROUTER} -- Routes change
+
+	on_handler_mapped (a_resource: READABLE_STRING_8; a_rqst_methods: detachable ARRAY [READABLE_STRING_8])
+		local
+			l_routes: like available_routes
+		do
+			l_routes := available_routes
+			if l_routes = Void then
+				create {ARRAYED_LIST [like available_routes.item]} l_routes.make (3)
+				available_routes := l_routes
+			end
+			l_routes.force ([a_resource, a_rqst_methods])
+		end
+
+note
+	copyright: "2011-2011, 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