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package SNMP::Effective::HostList; |
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=head1 NAME |
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SNMP::Effective::HostList - Helper module for SNMP::Effective |
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=head1 DESCRIPTION |
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An object from this class holds an hash-ref where the keys are |
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hostnames and the values are L objects. |
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=cut |
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22056
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use warnings; |
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use strict; |
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use Carp qw/ confess cluck /; |
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use SNMP::Effective::Host; |
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use overload '""' => sub { 0 + keys %{ $_[0] } }; |
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use overload '@{}' => sub { my @array; tie @array, ref $_[0], $_[0]; \@array }; |
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=head1 METHODS |
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=head2 new |
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Object constructor. |
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=cut |
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sub new { |
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return bless {}, (ref $_[0] || $_[0]); |
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} |
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=head2 length |
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$int = $self->length; |
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Returns the number of hosts in this hostlist. |
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=cut |
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sub length { |
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return 0 + keys %{$_[0]}; |
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} |
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=head2 get_host |
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$host_obj = $self->get_host($address); |
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=cut |
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sub get_host { |
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return $_[0]->{$_[1]}; |
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} |
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=head2 add_host |
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$self->add_host(address => $str, ...); |
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$self->add_host($host_obj); |
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=cut |
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sub add_host { |
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my $self = shift; |
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my $host; |
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if(ref $_[0]) { |
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return $self->{ $_[0]->address } = $_[0]; |
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} |
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elsif(my %args = @_) { |
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return $self->{ $args{'address'} } = SNMP::Effective::Host->new(\%args); |
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} |
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confess 'Invalid input to $self->add_host(...)'; |
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} |
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=head2 shift |
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$host = $self->shift; |
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Remove a host object from this hostlist, and return it. |
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=cut |
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sub shift { |
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my $self = shift; |
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my $key = (keys %$self)[0] or return; |
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return delete $self->{$key}; |
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} |
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sub TIEARRAY { |
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cluck "Working on a tied HostList is deprecated"; |
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return $_[1]; |
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} |
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sub FETCHSIZE { |
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cluck "Working on a tied HostList is deprecated"; |
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&length; |
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} |
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sub SHIFT { |
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cluck "Working on a tied HostList is deprecated"; |
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&shift; |
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} |
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=head1 AUTHOR |
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=head1 ACKNOWLEDGEMENTS |
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110
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=head1 COPYRIGHT & LICENSE |
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112
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See L |
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=cut |
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1; |