package SAPNW::Connection;

=pod

    Copyright (c) 2006 - 2007 Piers Harding.
        All rights reserved.

=cut

  use strict;
  require 5.008;
  require DynaLoader;
  require Exporter;
  use Data::Dumper;
  use SAPNW::Base;

	use base qw(SAPNW::Base);



  use vars qw(@ISA $VERSION $DEBUG $SAPNW_RFC_CONFIG);
  $VERSION = '0.12';
  @ISA = qw(DynaLoader Exporter); 

  sub dl_load_flags { $^O =~ /hpux|aix/ ? 0x00 : 0x01 }
  SAPNW::Connection->bootstrap($VERSION);

  sub new {
    my $proto = shift;
    my $class = ref($proto) || $proto;
    my @rest = @_;
    my $self = {
       interfaces => {},
       config => { @rest },
       handle => undef
    };
    bless($self, $class);
    return $self;
	}


	sub config {
	  my $self = shift;
		return $self->{config};
	}


	sub interfaces {
	  my $self = shift;
		return $self->{interfaces};
	}


	sub installFunction {
	  my $self = shift;
		my ($func, $sysid) = @_;
		die "must be passed a Function Descriptor\n" unless
		  ref($func) eq "SAPNW::RFC::FunctionDescriptor";
		$sysid ||= "";
    return SAPNW::Connection::install($func, $sysid);
	}


sub handler {

  my $handler = shift;
  my $attrib = shift;

  my $result = "";
  eval { $result = &$handler($attrib); };
	$result = $@ if $@;
	debug("global callback result: $result");
  return $result;

}


sub main_handler {

  my $func = shift;
  my $fcall = shift;
	my $handler = $func->callback;
  my $result = "";
  eval { $result = &$handler($fcall); };
	$result = $@ if $@;
	debug("function callback result: $result");
  return $result;

}



# Tidy up open Connection when DESTROY Destructor Called
sub DESTROY {
    my $self = shift;
    $self->disconnect() if exists $self->{handle} && defined($self->{handle});
}

1;