Update hosts to use java-1.7.0-oracle via Puppet

update-java-1.7.0-oracle.pp

# Ensure Java 1.7 is installed
package { 'java-1.7.0-oracle': ensure => installed }

# update alternatives only if it's not set correctly already
exec { 'alternatives --set java \
        /usr/lib/jvm/jre-1.7.0-oracle.x86_64/bin/java':
  unless  => "test $(readlink /etc/alternatives/java) == \
              '/usr/lib/jvm/jre-1.7.0-oracle.x86_64/bin/java'",
  require =>  Package['java-1.7.0-oracle'],
  path    => ['/bin','/usr/sbin','/usr/bin'],
}