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1 | use strict; |
2 | use warnings; |
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3 | package MooseX::Daemonize::Pid; |
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4 | |
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5 | use Moose; |
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6 | use Moose::Util::TypeConstraints; |
7 | |
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8 | coerce 'MooseX::Daemonize::Pid' |
9 | => from 'Int' |
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10 | => via { MooseX::Daemonize::Pid->new( pid => $_ ) }; |
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11 | |
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12 | |
13 | has 'pid' => ( |
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14 | is => 'rw', |
15 | isa => 'Int', |
16 | lazy => 1, |
17 | clearer => 'clear_pid', |
18 | predicate => 'has_pid', |
19 | default => sub { $$ } |
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20 | ); |
21 | |
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22 | sub is_running { kill(0, (shift)->pid) ? 1 : 0 } |
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23 | |
24 | 1; |
25 | |
26 | __END__ |
27 | |
28 | =pod |
29 | |
30 | =head1 NAME |
31 | |
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32 | MooseX::Daemonize::Pid - PID management for MooseX::Daemonize |
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33 | |
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34 | =head1 DESCRIPTION |
35 | |
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36 | This is a very basic Pid management object, it doesn't do all that |
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37 | much, and mostly just serves as a base class for L<MooseX::Daemonize::Pid::File>. |
38 | |
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39 | =head1 ATTRIBUTES |
40 | |
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41 | =over 4 |
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42 | |
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43 | =item I<pid Int> |
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44 | |
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45 | =back |
46 | |
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47 | =head1 METHODS |
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48 | |
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49 | =over 4 |
50 | |
51 | =item B<clear_pid> |
52 | |
53 | This will clear the value of the I<pid> attribute. It is useful for making sure |
54 | that the parent process does not have a bad value stored in it. |
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55 | |
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56 | =item B<has_pid> |
57 | |
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58 | This is a predicate method to tell you if your I<pid> attribute has |
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59 | been initialized yet. |
60 | |
61 | =item B<is_running> |
62 | |
63 | This checks to see if the I<pid> is running. |
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64 | |
65 | =item meta() |
66 | |
67 | The C<meta()> method from L<Class::MOP::Class> |
68 | |
69 | =back |
70 | |
71 | =head1 DEPENDENCIES |
72 | |
73 | Obviously L<Moose> |
74 | |
75 | =head1 INCOMPATIBILITIES |
76 | |
77 | None reported. |
78 | |
79 | =head1 BUGS AND LIMITATIONS |
80 | |
81 | No bugs have been reported. |
82 | |
83 | Please report any bugs or feature requests to |
84 | C<bug-acme-dahut-call@rt.cpan.org>, or through the web interface at |
85 | L<http://rt.cpan.org>. |
86 | |
87 | =head1 AUTHOR |
88 | |
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89 | Stevan Little C<< <stevan.little@iinteractive.com> >> |
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90 | |
91 | =head1 LICENCE AND COPYRIGHT |
92 | |
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93 | Copyright (c) 2007-2011, Chris Prather C<< <perigrin@cpan.org> >>. All rights |
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94 | reserved. |
95 | |
96 | This module is free software; you can redistribute it and/or |
97 | modify it under the same terms as Perl itself. See L<perlartistic>. |
98 | |
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99 | =head1 DISCLAIMER OF WARRANTY |
100 | |
101 | BECAUSE THIS SOFTWARE IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY |
102 | FOR THE SOFTWARE, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN |
103 | OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES |
104 | PROVIDE THE SOFTWARE "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER |
105 | EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
106 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE |
107 | ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SOFTWARE IS WITH |
108 | YOU. SHOULD THE SOFTWARE PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL |
109 | NECESSARY SERVICING, REPAIR, OR CORRECTION. |
110 | |
111 | IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING |
112 | WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR |
113 | REDISTRIBUTE THE SOFTWARE AS PERMITTED BY THE ABOVE LICENCE, BE |
114 | LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL, |
115 | OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE |
116 | THE SOFTWARE (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING |
117 | RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A |
118 | FAILURE OF THE SOFTWARE TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF |
119 | SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF |
120 | SUCH DAMAGES. |
121 | |
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122 | =cut |