Fixes as picked up by code review
This commit is contained in:
@@ -10,16 +10,20 @@ deferred class WSF_CACHING_POLICY
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feature -- Access
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Never_expires: NATURAL = 525600
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-- 525600 = 365 * 24 * 60 * 60 = (almost) 1 year;
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-- See http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.21 for an explanation of why this means never expire
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age (req: WSF_REQUEST): NATURAL
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-- Maximum age in seconds before response to `req` is considered stale;
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-- This is used to generate a Cache-Control: max-age header.
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-- Return 0 to indicate already expired.
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-- Return (365 * 1440 = 1 year) to indicate never expires.
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-- Return `Never_expires' to indicate never expires.
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require
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req_attached: req /= Void
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deferred
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ensure
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not_more_than_1_year: Result <= (365 * 1440).as_natural_32
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not_more_than_1_year: Result <= Never_expires
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end
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shared_age (req: WSF_REQUEST): NATURAL
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@@ -27,13 +31,13 @@ feature -- Access
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-- This is used to generate a Cache-Control: s-maxage header.
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-- If you wish to have different expiry ages for shared and provate caches, redefine this routine.
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-- Return 0 to indicate already expired.
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-- Return (365 * 1440 = 1 year) to indicate never expires.
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-- Return `Never_expires' to indicate never expires.
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require
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req_attached: req /= Void
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do
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Result := age (req)
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ensure
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not_more_than_1_year: Result <= (365 * 1440).as_natural_32
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not_more_than_1_year: Result <= Never_expires
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end
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http_1_0_age (req: WSF_REQUEST): NATURAL
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@@ -41,7 +45,7 @@ feature -- Access
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-- This is used to generate an Expires header, which HTTP/1.0 caches understand.
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-- If you wish to generate a different age for HTTP/1.0 caches, then redefine this routine.
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-- Return 0 to indicate already expired.
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-- Return (365 * 1440 = 1 year) to indicate never expires. Note this will
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-- Return `Never_expires' to indicate never expires. Note this will
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-- make a result cachecable that would not normally be cacheable (such as as response
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-- to a POST), unless overriden by cache-control headers, so be sure to check `req.request_method'.
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require
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@@ -49,7 +53,7 @@ feature -- Access
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do
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Result := age (req)
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ensure
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not_more_than_1_year: Result <= (365 * 1440).as_natural_32
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not_more_than_1_year: Result <= Never_expires
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end
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is_freely_cacheable (req: WSF_REQUEST): BOOLEAN
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@@ -81,7 +85,6 @@ feature -- Access
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-- Redefine to force revalidation.
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end
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must_proxy_revalidate (req: WSF_REQUEST): BOOLEAN
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-- If a shared cache is configured to ignore server's expiration time,
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-- should we force revalidation anyway?
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@@ -92,7 +95,6 @@ feature -- Access
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-- Redefine to force revalidation.
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end
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private_headers (req: WSF_REQUEST): detachable LIST [READABLE_STRING_8]
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-- Header names intended for a single user.
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-- If non-Void, then a Cache-Control: private header will be generated.
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@@ -122,4 +124,14 @@ feature -- Access
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deferred
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end
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note
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copyright: "2011-2013, Jocelyn Fiat, Javier Velilla, Olivier Ligot, Eiffel Software and others"
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license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
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source: "[
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Eiffel Software
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5949 Hollister Ave., Goleta, CA 93117 USA
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Telephone 805-685-1006, Fax 805-685-6869
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Website http://www.eiffel.com
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Customer support http://support.eiffel.com
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]"
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end
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