objects

package test;

sub new {
  return undef if ( !defined $this->{NAME} );
}
sub createNames {
}

sub displayNames {
}

--------------------------------------------------------------------------------------------------------


package test1;

sub new {
  my $proto = shift;
  my $class = ref($proto) || $proto;
  my $this = {};
  bless($this, $class);
  my %hash = @_;

  $this->{ID}             =  $hash{ID} ;
  $this->{OBJECT}          = ### this should be object reference to package test.
  return undef if ( !defined $this->{OBJECT} );
}

sub print {

}

--------------------------------------------------------------------------------------------
package test2;
use base 'test1';
sub new {
  my $proto       = shift;
  my $class       = ref($proto) || $proto;
  my %hash      = @_;
  my $this        = {};
  bless($this, $class);
  my $this             = $class->SUPER::new(%hash_args);  
   
  return $this;
}

sub disp {
### how can i access displayNames() of class "test" here
}

--------------------------------------------------------------------------------------------


example.pl

use test2;
my $obj = test2->new(ID=>"1234");
### how can $obj access the method displ of module "test2"
### how can i call displayName of "test"
perlperlAsked:
Who is Participating?

[Product update] Infrastructure Analysis Tool is now available with Business Accounts.Learn More

x
I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

ozoCommented:
package test1;

sub new {
  my $proto = shift;
  my $class = ref($proto) || $proto;
  my $this = {};
  bless($this, $class);
  my %hash = @_;

  $this->{ID}             =  $hash{ID} ;
  $this->{OBJECT}          = bless {},"test";
  return undef if ( !defined $this->{OBJECT} );
  return $this;
}


use test2;
my $obj = test2->new(ID=>"1234");
### how can $obj access the method displ of module "test2"
$obj->disp;
### how can i call displayName of "test"
$obj->{OBJECT}->displayNames;
perlperlAuthor Commented:
Ozo,
what will be
sub disp  { }   in package "test2"
also, will thre be any change in new() of test2
ozoCommented:
sub disp {
    my $self=shift;
    print $self->{OBJECT}->displayNames();
### how can i access displayNames() of class "test" here
}

Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
perlperlAuthor Commented:
ok..will try later and let you know....
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today
Perl

From novice to tech pro — start learning today.