Update restbuck client, create and read an order.

Update JSON converter, the id is not important, applied the DRY principle.
Update the ORDER_HANDLER to use the meta_string_variable instead of meta_variable from req.
Fix, the key in meta_variable_table, use c.key instead of c.item

examples/restbucksCRUD/client/src/restbuck_client.e

@@ -17,25 +17,102 @@ feature {NONE} -- Initialization
 		local
 			h: LIBCURL_HTTP_CLIENT
 			sess: HTTP_CLIENT_SESSION
+			resp : HTTP_CLIENT_RESPONSE
+			l_location : detachable READABLE_STRING_8
+			body : STRING
 		do
 			create h.make
 			sess := h.new_session ("http://127.0.0.1:8080")
 			-- Create Order
-			create_order (sess)
+			print ("%N Create Order %N")
+			resp := create_order (sess)
 
---			if id /= Void and then attached sess.get ("/order/" + id, Void) as r then
---				print (r.body)
---				io.put_new_line
---			end
+			-- Read the Order
+			print ("%N Read Order %N")
+			l_location := resp.headers.at ("Location")
+			resp := read_order (sess, l_location)
+
+
+			-- Update the Order
+
+			if attached resp.body as l_body then
+				body := l_body.as_string_8
+				body.replace_substring_all ("takeAway", "in Shop")
+				print ("%N Update Order %N")
+				resp := update_order (sess, l_location, body)
+			end
+		end
+
+	update_order ( sess: HTTP_CLIENT_SESSION; uri : detachable READABLE_STRING_8; a_body : STRING) : HTTP_CLIENT_RESPONSE
+		local
+			l_headers: HASH_TABLE [READABLE_STRING_8,READABLE_STRING_8]
+		do
+			create Result.make
+			if attached uri as l_uri then
+				sess.set_base_url (l_uri)
+				Result := sess.put ("", Void, a_body )
+				if attached Result as r then
+					-- Show headers
+					l_headers := r.headers
+					from
+						l_headers.start
+					until
+						l_headers.after
+					loop
+						print (l_headers.key_for_iteration)
+						print (":")
+						print (l_headers.item_for_iteration)
+						l_headers.forth
+						io.put_new_line
+					end
+
+					-- Show body
+					print (r.body)
+					io.put_new_line
+				end
+			end
 		end
 
 
-	create_order (sess: HTTP_CLIENT_SESSION)
+	read_order ( sess: HTTP_CLIENT_SESSION; uri : detachable READABLE_STRING_8) : HTTP_CLIENT_RESPONSE
+		local
+			l_headers: HASH_TABLE [READABLE_STRING_8,READABLE_STRING_8]
+		do
+			create Result.make
+			if attached uri as l_uri then
+				sess.set_base_url (l_uri)
+				Result := sess.get ("", Void)
+				if attached Result as r then
+					-- Show headers
+					l_headers := r.headers
+					from
+						l_headers.start
+					until
+						l_headers.after
+					loop
+						print (l_headers.key_for_iteration)
+						print (":")
+						print (l_headers.item_for_iteration)
+						l_headers.forth
+						io.put_new_line
+					end
+
+					-- Show body
+					print (r.body)
+					io.put_new_line
+				end
+			end
+		end
+
+
+
+	create_order (sess: HTTP_CLIENT_SESSION) : HTTP_CLIENT_RESPONSE
 		local
 			s: READABLE_STRING_8
 			j: JSON_PARSER
 			id: detachable STRING
 			context : HTTP_CLIENT_REQUEST_CONTEXT
+			l_headers: HASH_TABLE [READABLE_STRING_8,READABLE_STRING_8]
 		do
 			s := "[
 			  	      {
@@ -53,9 +130,24 @@ feature {NONE} -- Initialization
 
 			create context.make
 			context.headers.put ("application/json", "Content-Type")
-			if attached sess.post ("/order", context, s) as r then
-				print (r.raw_header)
-				io.put_new_line
+			Result := sess.post ("/order", context, s)
+			if attached Result as r then
+				-- Show the Headers
+				l_headers := r.headers
+				from
+					l_headers.start
+				until
+					l_headers.after
+				loop
+					print (l_headers.key_for_iteration)
+					print (":")
+					print (l_headers.item_for_iteration)
+					l_headers.forth
+					io.put_new_line
+				end
+
+
+				-- Show the Response body
 				if attached r.body as m then
 					create j.make_parser (m)
 					if j.is_parsed and attached j.parse_object as j_o then
@@ -67,7 +159,6 @@ feature {NONE} -- Initialization
 					end
 				end
 			end
-
 		end
 
 

examples/restbucksCRUD/src/domain/json_order_converter.e

@@ -38,7 +38,7 @@ feature -- Conversion
             s_location ?= json.object (j.item (location_key), Void)
             s_status ?= json.object (j.item (status_key), Void)
 
-         	create o.make (s_id, s_location, s_status)
+         	create o.make ("", s_location, s_status)
 
 			if attached {JSON_ARRAY} j.item (items_key) as l_val then
 				l_array := l_val.array_representation
@@ -87,7 +87,7 @@ feature -- Conversion
         	jv: JSON_OBJECT
         do
         	create Result.make
-            Result.put (json.value (o.id), id_key)
+--            Result.put (json.value (o.id), id_key)
             Result.put (json.value (o.location), location_key)
 			Result.put (json.value (o.status), status_key)
             from

examples/restbucksCRUD/src/resource/order_handler.e

@@ -66,9 +66,9 @@ feature -- HTTP Methods
 		local
 			etag_util : ETAG_UTILS
 		do
-			if attached req.meta_variable ("HTTP_IF_NONE_MATCH") as if_none_match then
+			if attached req.meta_string_variable ("HTTP_IF_NONE_MATCH") as if_none_match then
 				create etag_util
-				if if_none_match.as_string.same_string (etag_util.md5_digest (l_order.out).as_string_32) then
+				if if_none_match.same_string (etag_util.md5_digest (l_order.out).as_string_32) then
 					Result := True
 				end
 			end
@@ -108,26 +108,31 @@ feature -- HTTP Methods
 		-- If the request is a Conditional PUT, and it does not mat we response
 		-- 415, precondition failed.
 		local
-			l_post: STRING
+			l_put: STRING
 			l_order : detachable ORDER
+			id :  STRING
 		do
-			req.input.read_string (req.content_length_value.as_integer_32)
-			l_post := req.input.last_string
-			l_order := extract_order_request(l_post)
-			if  l_order /= Void and then db_access.orders.has_key (l_order.id) then
-				if is_valid_to_update(l_order) then
-					if is_conditional_put (req, l_order) then
-						update_order( l_order)
-						compute_response_put (ctx, req, res, l_order)
+			if attached req.orig_path_info as orig_path then
+				id := get_order_id_from_path (orig_path)
+				req.input.read_string (req.content_length_value.as_integer_32)
+				l_put := req.input.last_string
+				l_order := extract_order_request(l_put)
+				if  l_order /= Void and then db_access.orders.has_key (id) then
+					l_order.set_id (id)
+					if is_valid_to_update(l_order) then
+						if is_conditional_put (req, l_order) then
+							update_order( l_order)
+							compute_response_put (ctx, req, res, l_order)
+						else
+							handle_precondition_fail_response ("", ctx, req, res)
+						end
 					else
-						handle_precondition_fail_response ("", ctx, req, res)
+						--| FIXME: Here we need to define the Allow methods
+						handle_resource_conflict_response (l_put +"%N There is conflict while trying to update the order, the order could not be update in the current state", ctx, req, res)
 					end
 				else
-					--| FIXME: Here we need to define the Allow methods
-					handle_resource_conflict_response (l_post +"%N There is conflict while trying to update the order, the order could not be update in the current state", ctx, req, res)
+					handle_bad_request_response (l_put +"%N is not a valid ORDER, maybe the order does not exist in the system", ctx, req, res)
 				end
-			else
-				handle_bad_request_response (l_post +"%N is not a valid ORDER, maybe the order does not exist in the system", ctx, req, res)
 			end
 		end
 
@@ -138,9 +143,9 @@ feature -- HTTP Methods
 			etag_util : ETAG_UTILS
 		do
 			if attached retrieve_order (order.id) as l_order then
-				if attached req.meta_variable ("HTTP_IF_MATCH") as if_match then
+				if attached req.meta_string_variable ("HTTP_IF_MATCH") as if_match then
 						create etag_util
-						if if_match.as_string.same_string (etag_util.md5_digest (l_order.out).as_string_32) then
+						if if_match.same_string (etag_util.md5_digest (l_order.out).as_string_32) then
 							Result := True
 						end
 				else

library/client/http_client/src/http_client_response.e

@@ -41,7 +41,7 @@ feature -- Access
 	raw_header: READABLE_STRING_8
 			-- Raw http header of the response.	
 
-	headers: LIST [TUPLE [key: READABLE_STRING_8; value: READABLE_STRING_8]]
+	headers: HASH_TABLE[READABLE_STRING_8,READABLE_STRING_8]
 			-- Computed table of http headers of the response.
 		local
 			tb: like internal_headers
@@ -86,7 +86,7 @@ feature -- Access
 							from until c <= n and not h[c].is_space loop
 								c := c + 1
 							end
-							tb.force ([k, h.substring (c, l_end)])
+							tb.put (h.substring (c, l_end), k)
 						else
 							check header_has_colon: c > 0 end
 						end
@@ -125,7 +125,9 @@ feature -- Change
 
 feature {NONE} -- Implementation
 
-	internal_headers: detachable ARRAYED_LIST [TUPLE [key: READABLE_STRING_8; value: READABLE_STRING_8]]
+--	internal_headers: detachable ARRAYED_LIST [TUPLE [key: READABLE_STRING_8; value: READABLE_STRING_8]]
 			-- Internal cached value for the headers
 
+	internal_headers: detachable HASH_TABLE[READABLE_STRING_8,READABLE_STRING_8]
+		-- Internal cached value for the headers
 end

library/server/wsf/src/wsf_request.e

@@ -33,7 +33,7 @@ feature {NONE} -- Initialization
 				across
 					l_vars as c
 				loop
-					meta_variables_table.force (new_string_value (c.key, c.item), c.item)
+					meta_variables_table.force (new_string_value (c.key, c.item), c.key)
 				end
 			else
 				create meta_variables_table.make (0)