@Target({ElementType.FIELD, ElementType.METHOD}) 
@Retention(RetentionPolicy.RUNTIME)
public @interface Embedded
{
    /** The member in the embedded object that links back to the owning object
     * where it has a bidirectional relationship. 
     * @return the member that refers to the owner
     */
    String ownerMember() default "";

    /** The column in the embedded object used to judge if the embedded object
     * is null. 
     * @return the null indicator column
     */
    String nullIndicatorColumn() default "";

    /** The value in the null column to interpret the object as being null.
     * @return the null indicator value
     */
    String nullIndicatorValue() default "";

    /** Members for this embedding. 
     * @return the members embedded in the field or property being annotated
     */
    Persistent[] members() default {};
}