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EWF/library/server/wsf/router/policy/wsf_get_helper.e

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note
description: "[
Policy-driven helpers to implement processing of GET and HEAD requests.
]"
date: "$Date$"
revision: "$Revision$"
class WSF_GET_HELPER
inherit
WSF_METHOD_HELPER
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.
-- Upto four execution variables may be set on `req':
-- "NEGOTIATED_MEDIA_TYPE"
-- "NEGOTIATED_LANGUAGE"
-- "NEGOTIATED_CHARSET"
-- "NEGOTIATED_ENCODING"
local
l_chunked, l_ok: BOOLEAN
l_dt: STRING
do
a_handler.ensure_content_available (req)
l_ok := a_handler.response_ok (req)
if l_ok then
l_chunked := a_handler.is_chunking (req)
if l_chunked then
a_header.put_transfer_encoding_chunked
else
a_header.put_content_length (a_handler.content_length (req).as_integer_32)
end
if attached req.request_time as l_time then
l_dt := (create {HTTP_DATE}.make_from_date_time (l_time)).rfc1123_string
a_header.put_header_key_value ({HTTP_HEADER_NAMES}.header_date, l_dt)
generate_cache_headers (req, a_handler, a_header, l_time)
end
l_ok := a_handler.response_ok (req)
end
if l_ok then
res.set_status_code ({HTTP_STATUS_CODE}.ok)
else
write_error_response (req, res)
end
if attached a_handler.etag (req) as l_etag then
a_header.put_header_key_value ({HTTP_HEADER_NAMES}.header_etag, l_etag)
end
res.put_header_text (a_header.string)
if l_ok then
if l_chunked then
send_chunked_response (req, res, a_handler, a_header)
else
res.put_string (a_handler.content (req))
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