def get_updates(upgrade_option)
apt_updates = nil
if File.executable?('/usr/bin/apt-get')
- apt_get_result = Facter::Util::Resolution.exec("/usr/bin/apt-get -s -o Debug::NoLocking=true #{upgrade_option} 2>&1")
+ apt_get_result = Facter::Core::Execution.execute("/usr/bin/apt-get -s -o Debug::NoLocking=true #{upgrade_option} 2>&1")
unless apt_get_result.nil?
apt_updates = [[], []]
apt_get_result.each_line do |line|