package Dragon;
use strict;
use Data::Dumper;

sub new() {
    my $class = shift;          # get class so constructor can be inherited
    my $self = {};
    bless ($self,$class);
    $self->_init( @_ );         # call _init here or in subclass
    $self->awaken;              # arise!
    return $self;
}

sub _init {
    my $self = shift;
    my %args = @_;
    foreach my $key qw(NAME AGE COLOR) {
        $self->{$key} = $args{$key};
    }
}

sub get_name {
    my $self = shift;
    return $self->{NAME} || "nameless";
}

sub get_age {
    my $self = shift;
    return $self->{AGE} || "ageless";
}

sub get_color {
    my $self = shift;
    return $self->{COLOR} || "obscure";
}

sub awaken {
    my $self = shift;
    ($self->get_name eq "nameless") ? print "A " : 0;
    print $self->get_name .", ";
    ($self->get_name ne "nameless") ? print "the " : 0;
    print $self->get_age .", ";
    print $self->get_color ." dragon awakens from his slumber!\n";
}
1;