68 lines
2 KiB
Perl
68 lines
2 KiB
Perl
use strict;
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use warnings;
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package Kieker::Util;
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use Time::HiRes qw(gettimeofday);
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=head1 NAME
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Kieker::Util - Kieker utility functions
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=head1 SYNOPSIS
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use Kieker::Util;
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my $time = Kieker::Util->time(); # Get current time in (pseudo)-nanoseconds
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=head1 DESCRIPTION
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This module provides utility functions for other Kieker modules.
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=head1 METHODS
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=head2 $time = Kieker::Util->time();
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Returns current time in pseudo nanoseconds. Perl doesn't provide a real
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nanosecond timer but only microseconds. Output is formatted to match kieker
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time format.
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NO REAL NANOSECONDS, MICROSECOND PRECISION.
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=cut
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sub time {
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(my $s, my $usec) = gettimeofday();
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return ($s*1000000+$usec)*1000;
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}
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=head1 BUGS
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The package is probably full of bugs and is likely to break on every possible
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occasion. If you find any please let me know via email.
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=head1 COPYRIGHT and LICENCE
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Copyright 2013 Nis Börge Wechselberg, Kiel, Germany, nbw@informatik.uni-kiel.de
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The MIT License (MIT)
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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=cut
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1;
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