/usr/share/perl5/Event/ExecFlow/Callbacks.pm is in libevent-execflow-perl 0.64-0ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | package Event::ExecFlow::Callbacks;
use strict;
sub get_cb_list { shift->{cb_list} }
sub set_cb_list { shift->{cb_list} = $_[1] }
sub new {
my $class = shift;
my @cb_list = @_;
my $self = bless {
cb_list => \@cb_list,
}, $class;
return $self;
}
sub prepend {
my $self = shift;
my (@cb) = @_;
unshift @{$self->get_cb_list}, @cb;
return $self;
}
sub add {
my $self = shift;
my (@cb) = @_;
push @{$self->get_cb_list}, @cb;
return $self;
}
sub execute {
my $self = shift;
my ($job) = @_;
foreach my $cb ( @{$self->get_cb_list} ) {
eval { $cb->(@_) };
print "Catched Callbacks Exception: $@" if $@;
if ( $@ ) {
$job->set_error_message($@);
return 0;
}
}
1;
}
1;
__END__
=head1 NAME
Event::ExecFlow::Callbacks - Callbacks attached to jobs
=head1 SYNOPSIS
#-- Create a new Callbacks object
my $callbacks = Event::ExecFlow::Callbacks->new (
sub { print "sub called\n" },
sub { print "another sub of this called\n" },
);
#-- Attach callbacks to a job
$job->set_pre_callbacks($callbacks);
#-- Add more subs
$callbacks->add(sub { print "a sub added later\n" });
$callbacks->prepend(sub { print "a sub prepended to the list of subs } );
#-- the execute() methods is executed later by Event::ExecFlow
$callbacks->execute($job);
=head1 DESCRIPTION
This class represents one or more closures which can be attached as
callbacks to an Event::ExecFlow::Job.
=head1 OBJECT HIERARCHY
Event::ExecFlow
Event::ExecFlow::Job
+--- Event::ExecFlow::Job::Group
+--- Event::ExecFlow::Job::Command
+--- Event::ExecFlow::Job::Code
Event::ExecFlow::Frontend
Event::ExecFlow::Callbacks
Event::ExecFlow::Scheduler
+--- Event::ExecFlow::Scheduler::SimpleMax
=head1 ATTRIBUTES
Attributes can by accessed at runtime using the common get_ATTR(),
set_ATTR() style accessors.
[ FIXME: describe all attributes in detail ]
=head1 METHODS
[ FIXME: describe all methods in detail ]
=head1 AUTHORS
Jörn Reder <joern at zyn dot de>
=head1 COPYRIGHT AND LICENSE
Copyright 2005-2006 by Jörn Reder.
This library is free software; you can redistribute it and/or modify
it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
This library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307
USA.
=cut
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