# vim:syntax=ruby:sts=2:sw=2:ts=2
class tomcat {

  package { "tomcat5":
    ensure => installed,
    require => Class["apache2"],
  }
  apache2::module {
    "proxy": ensure => present;
    "proxy_ajp": ensure => present;
  }
}

# fails with :
# warning: Configuration could not be instantiated: Could not find dependency Class[apache2] for # Package[tomcat5] at /etc/puppet/manifests/classes/tomcat:7; using cached catalog