+ @XmlElementWrapper(name = "Links", nillable = true)
+ @XmlElement(name = "Link")
+ @OneToMany(fetch=FetchType.LAZY, orphanRemoval=true)
+ @Cascade({CascadeType.SAVE_UPDATE, CascadeType.MERGE, CascadeType.DELETE})
+ @Merge(MergeMode.ADD_CLONE)
+ private Set<ExternalLink> links = new HashSet<>();
+