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1 | package MooseX::Daemonize::Pid; |
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2 | use strict; # because Kwalitee is pedantic |
3 | use Moose; |
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4 | use Moose::Util::TypeConstraints; |
5 | |
6 | coerce 'MooseX::Daemonize::Pid' |
7 | => from 'Int' |
8 | => via { MooseX::Daemonize::Pid->new( pid => $_ ) }; |
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9 | |
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10 | our $VERSION = '0.01'; |
11 | |
12 | has 'pid' => ( |
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13 | is => 'rw', |
14 | isa => 'Int', |
15 | lazy => 1, |
16 | clearer => 'clear_pid', |
17 | predicate => 'has_pid', |
18 | default => sub { $$ } |
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19 | ); |
20 | |
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21 | sub is_running { kill(0, (shift)->pid) ? 1 : 0 } |
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22 | |
23 | 1; |
24 | |
25 | __END__ |
26 | |
27 | =pod |
28 | |
29 | =head1 NAME |
30 | |
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31 | MooseX::Daemonize::Pid - PID management for MooseX::Daemonize |
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32 | |
33 | =head1 DESCRIPTION |
34 | |
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35 | This is a very basic Pid management object, it doesn't do all that |
36 | much, and mostly just serves as a base class for L<MooseX::Daemonize::Pid::File>. |
37 | |
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38 | =head1 ATTRIBUTES |
39 | |
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40 | =over 4 |
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41 | |
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42 | =item I<pid Int> |
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43 | |
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44 | =back |
45 | |
46 | =head1 METHODS |
47 | |
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48 | =over 4 |
49 | |
50 | =item B<clear_pid> |
51 | |
52 | This will clear the value of the I<pid> attribute. It is useful for making sure |
53 | that the parent process does not have a bad value stored in it. |
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54 | |
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55 | =item B<has_pid> |
56 | |
57 | This is a predicate method to tell you if your I<pid> attribute has |
58 | been initialized yet. |
59 | |
60 | =item B<is_running> |
61 | |
62 | This checks to see if the I<pid> is running. |
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63 | |
64 | =item meta() |
65 | |
66 | The C<meta()> method from L<Class::MOP::Class> |
67 | |
68 | =back |
69 | |
70 | =head1 DEPENDENCIES |
71 | |
72 | Obviously L<Moose> |
73 | |
74 | =head1 INCOMPATIBILITIES |
75 | |
76 | None reported. |
77 | |
78 | =head1 BUGS AND LIMITATIONS |
79 | |
80 | No bugs have been reported. |
81 | |
82 | Please report any bugs or feature requests to |
83 | C<bug-acme-dahut-call@rt.cpan.org>, or through the web interface at |
84 | L<http://rt.cpan.org>. |
85 | |
86 | =head1 AUTHOR |
87 | |
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88 | Stevan Little C<< <stevan.little@iinteractive.com> >> |
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89 | |
90 | =head1 LICENCE AND COPYRIGHT |
91 | |
92 | Copyright (c) 2007, Chris Prather C<< <perigrin@cpan.org> >>. All rights |
93 | reserved. |
94 | |
95 | This module is free software; you can redistribute it and/or |
96 | modify it under the same terms as Perl itself. See L<perlartistic>. |
97 | |
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98 | =head1 DISCLAIMER OF WARRANTY |
99 | |
100 | BECAUSE THIS SOFTWARE IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY |
101 | FOR THE SOFTWARE, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN |
102 | OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES |
103 | PROVIDE THE SOFTWARE "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER |
104 | EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
105 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE |
106 | ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SOFTWARE IS WITH |
107 | YOU. SHOULD THE SOFTWARE PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL |
108 | NECESSARY SERVICING, REPAIR, OR CORRECTION. |
109 | |
110 | IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING |
111 | WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR |
112 | REDISTRIBUTE THE SOFTWARE AS PERMITTED BY THE ABOVE LICENCE, BE |
113 | LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL, |
114 | OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE |
115 | THE SOFTWARE (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING |
116 | RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A |
117 | FAILURE OF THE SOFTWARE TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF |
118 | SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF |
119 | SUCH DAMAGES. |
120 | |
121 | =cut |