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EWF/library/text/encoder/src/encoder.e
Jocelyn Fiat fb7854fbcc Added visitor patterns to WSF_VALUE
Handling UTF-8 unencoding for WSF_VALUE ...
Added WSF_TABLE_VALUE to handle list[]=a&list[]=b ...

Library encoder: added UTF8 facilities
2011-10-24 17:23:36 +02:00

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note
description: "Summary description for {ENCODER}."
legal: "See notice at end of class."
status: "See notice at end of class."
date: "$Date$"
revision: "$Revision$"
deferred class
ENCODER [U -> READABLE_STRING_GENERAL, E -> READABLE_STRING_GENERAL] --| U:unencoded type, E:encoded type
feature -- Access
name: READABLE_STRING_8
-- Encoding name.
deferred
end
feature -- Status report
has_error: BOOLEAN
-- Error occurred
deferred
end
feature -- Assertion helpers
valid_unencoded_string (s: U): BOOLEAN
-- Is `s' a valid unencoded string ?
do
Result := s /= Void
end
valid_encoded_string (v: E): BOOLEAN
-- Is `v' a valid encoded string ?
do
Result := v /= Void
end
feature -- Encoder
encoded_string (s: U): E
-- Encoded value of `s'.
require
valid_unencoded_string: valid_unencoded_string (s)
deferred
ensure
unchanged: s ~ (old s)
valid_encoded_string: valid_encoded_string (Result)
end
feature -- Decoder
decoded_string (v: E): U
-- Decoded value of `v'.
require
valid_encoded_string: valid_encoded_string (v)
deferred
ensure
unchanged: v ~ (old v)
valid_unencoded_string: valid_unencoded_string (Result)
end
note
copyright: "2011-2011, 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