use strict;
use warnings;

use Data::Dumper;
$Data::Dumper::Indent = 0;

my $file = 'test';
my @data;

{
    local $/;
    open my $FILE, '<', $file or die "Cannot open '$file' because: $!";

    @data = grep /\S/, split /XXX\n/, <$FILE>;
}

print Dumper \@data;