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.\" ========================================================================
.\"
.IX Title "Event::ExecFlow::Callbacks 3"
.TH Event::ExecFlow::Callbacks 3 2023-07-25 "perl v5.38.0" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
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.nh
.SH NAME
Event::ExecFlow::Callbacks \- Callbacks attached to jobs
.SH SYNOPSIS
.IX Header "SYNOPSIS"
.Vb 5
\&  #\-\- Create a new Callbacks object
\&  my $callbacks = Event::ExecFlow::Callbacks\->new (
\&    sub { print "sub called\en" },
\&    sub { print "another sub of this called\en" },
\&  );
\&
\&  #\-\- Attach callbacks to a job
\&  $job\->set_pre_callbacks($callbacks);
\&  
\&  #\-\- Add more subs
\&  $callbacks\->add(sub { print "a sub added later\en" });
\&  $callbacks\->prepend(sub { print "a sub prepended to the list of subs } );
\&
\&  #\-\- the execute() methods is executed later by Event::ExecFlow
\&  $callbacks\->execute($job);
.Ve
.SH DESCRIPTION
.IX Header "DESCRIPTION"
This class represents one or more closures which can be attached as
callbacks to an Event::ExecFlow::Job.
.SH "OBJECT HIERARCHY"
.IX Header "OBJECT HIERARCHY"
.Vb 1
\&  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
.Ve
.SH ATTRIBUTES
.IX Header "ATTRIBUTES"
Attributes can by accessed at runtime using the common \fBget_ATTR()\fR,
\&\fBset_ATTR()\fR style accessors.
.PP
[ FIXME: describe all attributes in detail ]
.SH METHODS
.IX Header "METHODS"
[ FIXME: describe all methods in detail ]
.SH AUTHORS
.IX Header "AUTHORS"
.Vb 1
\& Jörn Reder <joern at zyn dot de>
.Ve
.SH "COPYRIGHT AND LICENSE"
.IX Header "COPYRIGHT AND LICENSE"
Copyright 2005\-2006 by Jörn Reder.
.PP
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.
.PP
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.
.PP
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.
.SH "POD ERRORS"
.IX Header "POD ERRORS"
Hey! \fBThe above document had some coding errors, which are explained below:\fR
.IP "Around line 112:" 4
.IX Item "Around line 112:"
Non-ASCII character seen before =encoding in 'Jörn'. Assuming CP1252