Enhancer dirty tracking doesn't work with inherited entities

        @Entity private static abstract class Person {

                @Id private String name;

                @Version private long oca;

                public Person(String name) {
                        this();
                        this.name = name;
                }

                protected Person() {}

                protected void setOca(long l) {
                        this.oca = l;
                }
        }

        @Entity private static class Employee extends Person {

                private String title;

                public Employee(String name, String title) {
                        super(name);
                        this.title = title;
                }

                public Employee() {}

                public void setTitle(String title) {
                        this.title = title;
                }
        }

Employee charles = new Employee( "Charles", "Engineer" );
charles.setOca( 1002 );