code: public DependsOnType<SessionBeanType<T>> getOrCreateDependsOn()
     {
        Node node = childNode.getOrCreate("depends-on");
        DependsOnType<SessionBeanType<T>> dependsOn = new DependsOnTypeImpl<SessionBeanType<T>>(this, "depends-on", childNode, node);
        return dependsOn;
     }
docs: If not already created, a new <code>depends-on</code> element with the given value will be created.
  Otherwise, the existing <code>depends-on</code> element will be returned.
  @return  a new or existing instance of <code>DependsOnType<SessionBeanType<T>></code>