moved wsf_extension inside wsf/extension as wsf/wsf_extension.ecf

added wsf/session as wsf/wsf_session.ecf
In descendants of WSF_HANDLER , we can keep the result of new_mapping as WSF_ROUTER_MAPPING

library/server/wsf/session/wsf_session.e

@@ -0,0 +1,97 @@
+note
+	description: "Summary description for {WSF_SESSION}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	WSF_SESSION
+
+feature -- Access		
+
+	uuid: READABLE_STRING_8
+		deferred
+		end
+
+	data: WSF_SESSION_DATA
+		deferred
+		end
+
+	expiration: detachable DATE_TIME
+		deferred
+		end
+
+	expired: BOOLEAN
+		do
+			if attached expiration as e then
+				Result := e < (create {DATE_TIME}.make_now_utc)
+			end
+		end
+feature -- status
+
+	is_pending: BOOLEAN
+			-- New session pending to be applied?
+			-- i.e: sent back to the client
+		deferred
+		end
+
+	is_destroyed: BOOLEAN
+		deferred
+		end
+
+feature -- Entries
+
+	table: TABLE_ITERABLE [detachable ANY, READABLE_STRING_32]
+		do
+			Result := data
+		end
+
+	item (k: READABLE_STRING_GENERAL): detachable ANY
+		do
+			Result := data.item (table_key (k))
+		end
+
+	remember (v: detachable ANY; k: READABLE_STRING_GENERAL)
+		do
+			data.force (v, table_key (k))
+		end
+
+	forget (k: READABLE_STRING_GENERAL)
+		do
+			data.remove (table_key (k))
+		end
+
+feature {NONE} -- Implementation
+
+	table_key (k: READABLE_STRING_GENERAL): STRING_32
+		do
+			Result := k.as_string_32
+		end
+
+feature -- Control
+
+	destroy
+		deferred
+		end
+
+	commit
+		deferred
+		end
+
+	apply_to (h: HTTP_HEADER; a_request: WSF_REQUEST; a_path: detachable READABLE_STRING_8)
+		deferred
+		end
+
+note
+	copyright: "Copyright (c) 1984-2012, 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
+