tomee/tomee-webaccess/src/main/webapp/app/js/templates/script-sample-javascript.handlebars

var pairs = ctx.list('');
while(pairs.hasMore()) {
  println('[entry] ' + pairs.next().getName());
}
var user = ctx.lookup('java:comp/EJBContext').getCallerPrincipal().getName();
println("Logged user: '" + user + "'");