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=head1 NAME
NetApp::Snapshot::Schedule -- OO class which represents a snapshot schedule
=head1 SYNOPSIS
use NetApp::Filer;
use NetApp::Aggregate;
use NetApp::Volume;
use NetApp::Snapshot;
my $filer = NetApp::Filer->new({ .... });
my $volume = $filer->get_volume( $volname );
my $schedule = $volume->get_snapshot_schedule;
$volume->set_snapshot_schedule(
weekly => 0,
daily => 2,
hourly => 4,
hourlist => [ 4, 8, 12, 16 ],
);
=head1 DESCRIPTION
This class encapsulates a snapshot schedule for an aggregate of volume.
=head1 INSTANCE METHODS
=head2 get_parent
This method returns the parent object for the schedule, which is
either a NetApp::Aggregate or NetApp::Volume object.
=head2 get_weekly, get_daily, get_hourly
These methods return the number of weekly, daily, or hourly snapshots
in the schedule.
=head2 get_hourlist
This method returns a list of integers, each of which is one of the
hours at which to create an hourly snapshot.
=cut
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