Extracted the policy driven classes into their own library for now "wsf_policy_driven.ecf"

Updated the restbucksCRUD example to demonstrate both approaches.
2013-08-20 17:27:57 +02:00
parent 07f71dfc4e
commit 2651171294
17 changed files with 870 additions and 398 deletions
--- a/library/server/wsf/policy_driven/wsf_post_helper.e
+++ b/library/server/wsf/policy_driven/wsf_post_helper.e
@@ -0,0 +1,80 @@
+note
+
+	description: "[
+						Policy-driven helpers to implement POST.
+					  ]"
+	date: "$Date$"
+	revision: "$Revision$"
+
+class WSF_POST_HELPER
+
+inherit
+
+	WSF_METHOD_HELPER
+		redefine
+			execute_new_resource
+		end
+
+feature -- Basic operations
+
+	execute_new_resource (req: WSF_REQUEST; res: WSF_RESPONSE; a_handler: WSF_SKELETON_HANDLER)
+			-- Write response to non-existing resource requested by  `req.' into `res'.
+			-- Policy routines are available in `a_handler'.
+		do
+			if a_handler.allow_post_to_missing_resource (req) then
+				check attached {HTTP_HEADER} req.execution_variable (a_handler.Negotiated_http_header_execution_variable) as h then
+						-- postcondition header_attached of `handle_content_negotiation'
+					send_response (req, res, a_handler, h, True)
+				end
+			else
+				res.send (create {WSF_NOT_FOUND_RESPONSE}.make(req))
+			end
+		end
+
+
+feature {NONE} -- Implementation
+
+	send_response (req: WSF_REQUEST; res: WSF_RESPONSE; a_handler: WSF_SKELETON_HANDLER; a_header: HTTP_HEADER; a_new_resource: BOOLEAN)
+			-- Write response to `req' into `res' in accordance with `a_media_type' etc. as a new URI.
+			-- Upto four execution variables may be set on `req':
+			-- "NEGOTIATED_MEDIA_TYPE"
+			-- "NEGOTIATED_LANGUAGE"
+			-- "NEGOTIATED_CHARSET"
+			-- "NEGOTIATED_ENCODING"
+		local
+			l_code: NATURAL
+		do
+			a_handler.read_entity (req)
+			if a_handler.is_entity_too_large (req) then
+				handle_request_entity_too_large (req, res, a_handler)
+			else
+				a_handler.check_content_headers (req)
+				l_code := a_handler.content_check_code (req)
+				if l_code /= 0 then
+					if l_code = 415 then
+						handle_unsupported_media_type (req, res)
+					else
+						handle_not_implemented (req, res)
+					end
+				else
+					a_handler.check_request (req, res)
+					if a_handler.request_check_code (req) = 0 then
+						a_handler.append_resource (req, res)
+						-- 200 or 204 or 303 or 500 (add support for this?)
+						-- FIXME: more support, such as includes_response_entity
+					end
+				end
+			end
+		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