/src/lib/io/core/filter_input_stream.e
http://github.com/tybor/Liberty · Specman e · 81 lines · 45 code · 10 blank · 26 comment · 2 complexity · 0c3d1b1bce71794a2cb47a45cbb6adaf MD5 · raw file
- -- This file is part of a Liberty Eiffel library.
- -- See the full copyright at the end.
- --
- deferred class FILTER_INPUT_STREAM
- --
- -- A filtered input stream.
- --
- inherit
- INPUT_STREAM
- insert
- FILTER
- redefine stream
- end
- feature {ANY}
- end_of_input: BOOLEAN
- do
- Result := not is_connected or else stream.end_of_input
- end
- can_read_character: BOOLEAN
- do
- Result := is_connected and then stream.can_read_character
- end
- valid_last_character: BOOLEAN
- do
- Result := is_connected and then stream.valid_last_character
- end
- can_read_line: BOOLEAN
- do
- Result := is_connected and then stream.can_read_line
- end
- can_unread_character: BOOLEAN
- do
- Result := is_connected and then stream.can_unread_character
- end
- disconnect
- do
- stream.disconnect
- stream := Void
- end
- feature {STREAM}
- do_detach
- do
- if filter /= Void then
- filter.do_detach
- filter := Void
- end
- stream := Void
- end
- feature {}
- stream: INPUT_STREAM
- end -- class FILTER_INPUT_STREAM
- --
- -- Copyright (C) 2009-2017: by all the people cited in the AUTHORS file.
- --
- -- Permission is hereby granted, free of charge, to any person obtaining a copy
- -- of this software and associated documentation files (the "Software"), to deal
- -- in the Software without restriction, including without limitation the rights
- -- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- -- copies of the Software, and to permit persons to whom the Software is
- -- furnished to do so, subject to the following conditions:
- --
- -- The above copyright notice and this permission notice shall be included in
- -- all copies or substantial portions of the Software.
- --
- -- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- -- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- -- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- -- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- -- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- -- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- -- THE SOFTWARE.