Added WSF_ROUTER_ITEM to replace a structure represented with named TUPLE

Added debug_output to ease debugging

library/server/wsf/router/wsf_router_item.e

@@ -0,0 +1,69 @@
+note
+	description: "Summary description for {WSF_ROUTER_ITEM}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	WSF_ROUTER_ITEM
+
+inherit
+	DEBUG_OUTPUT
+
+create
+	make,
+	make_with_request_methods
+
+feature {NONE} -- Initialization
+
+	make (m: like mapping)
+		do
+			mapping := m
+		end
+
+	make_with_request_methods (m: like mapping; r: like request_methods)
+		do
+			make (m)
+			set_request_methods (r)
+		end
+
+feature	-- Access
+
+	mapping: WSF_ROUTER_MAPPING
+
+	request_methods: detachable WSF_ROUTER_METHODS
+
+feature -- Status report
+
+	debug_output: STRING
+			-- String that should be displayed in debugger to represent `Current'.
+		do
+			if attached {DEBUG_OUTPUT} mapping as d then
+				create Result.make_from_string (d.debug_output)
+			else
+				create Result.make_from_string (mapping.generator)
+			end
+			if attached request_methods as mtds then
+				Result.append_string (" [ ")
+				across
+					mtds as c
+				loop
+					Result.append_string (c.item)
+					Result.append_string (" ")
+				end
+				Result.append_string ("]")
+			end
+		end
+
+feature -- Change
+
+	set_request_methods (r: like request_methods)
+			-- Set `request_methods' to `r'
+		do
+			request_methods := r
+		end
+
+invariant
+	mapping_attached: mapping /= Void
+
+end