public Rsdl build() throws ClassNotFoundException, IOException {
rsdl = construct();
rsdl.setRel(getRel());
rsdl.setHref(getHref());
rsdl.setDescription(getDescription());
rsdl.setSchema(getSchema());
rsdl.setGeneral(getGeneralMetadata());
return rsdl;
}
@Override
public String toString() {
return "RSDL Href: "
+ getHref()
+ ", Description:"
+ getDescription()
+ ", Links: "
+ (rsdl != null ? (rsdl.isSetLinks() ? rsdl.getLinks().getLinks().size() : "0") : "0")
+ ".";
}
/**
* There is a special kind of url: a url that may receive a body (with parameters in it), or may
* not. For example, when deleting a datacenter, the user may pass nothing in the body, or may
* pass <action><force>true</force></action>.
*
* <p>RSDL builder will encounter both signatures during construction, and when it encounters the
* first is has no knowledge of the second yet, so it must create both linke.
*
* <p>This method will be called at the end of construction, and search for such duplicate links.
* It will unite these pairs into a single link with required=false in the <body>.
*
* @param rsdl
*/
private void uniteDuplicateLinks(Rsdl rsdl) {
Map<String, DetailedLink> linksMap = new HashMap<String, DetailedLink>();
Collection<DetailedLink> linksToDelete = new LinkedList<DetailedLink>();
for (DetailedLink link : rsdl.getLinks().getLinks()) {
String linkId = link.getHref() + link.getRel();
if (linksMap.containsKey(linkId)) {
// duplicate found, determine which of the two should be deleted
DetailedLink linkToDelete = decideWhichToDelete(linksMap.get(linkId), link);
if (linkToDelete != null) {
linksToDelete.add(linkToDelete);
}
} else {
linksMap.put(linkId, link);
}
}
for (DetailedLink link : linksToDelete) {
rsdl.getLinks().getLinks().remove(link);
}
}
private Rsdl construct() throws ClassNotFoundException, IOException {
Rsdl rsdl = new Rsdl();
rsdl.setLinks(new DetailedLinks());
for (DetailedLink link : getLinks()) {
rsdl.getLinks().getLinks().add(link);
}
uniteDuplicateLinks(rsdl);
Collections.sort(
rsdl.getLinks().getLinks(),
new Comparator<DetailedLink>() {
@Override
public int compare(DetailedLink dl1, DetailedLink dl2) {
int res = dl1.getHref().compareTo(dl2.getHref());
return res != 0 ? res : dl1.getRel().compareTo(dl2.getRel());
}
});
return rsdl;
}