51 lines
1.4 KiB
Factor
51 lines
1.4 KiB
Factor
USING: kernel sequences splitting math accessors io.encodings.ascii
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io.files math.parser io ;
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IN: maxlicenses
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TUPLE: maxlicense max-count current-count times ;
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<PRIVATE
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: <maxlicense> ( -- max ) -1 0 V{ } clone \ maxlicense boa ; inline
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: out? ( line -- ? ) [ "OUT" ] dip subseq? ; inline
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: line-time ( line -- time ) " " split harvest fourth ; inline
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: update-max-count ( max -- max' )
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dup [ current-count>> ] [ max-count>> ] bi >
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[ dup current-count>> >>max-count V{ } clone >>times ] when ;
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: (inc-current-count) ( max ? -- max' )
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[ [ 1 + ] change-current-count ]
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[ [ 1 - ] change-current-count ]
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if
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update-max-count ; inline
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: inc-current-count ( max ? time -- max' time )
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[ (inc-current-count) ] dip ;
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: current-max-equal? ( max -- max ? )
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dup [ current-count>> ] [ max-count>> ] bi = ;
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: update-time ( max time -- max' )
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[ current-max-equal? ] dip
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swap
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[ [ suffix ] curry change-times ] [ drop ] if ;
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: split-line ( line -- ? time ) [ out? ] [ line-time ] bi ;
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: process ( max line -- max ) split-line inc-current-count update-time ;
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PRIVATE>
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: find-max-licenses ( -- max )
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"resource:work/mlijobs.txt" ascii file-lines
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<maxlicense> [ process ] reduce ;
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: print-max-licenses ( max -- )
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[ times>> ] [ max-count>> ] bi
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"Maximum simultaneous license use is " write
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number>string write
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" at the following times: " print
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[ print ] each ;
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