public String getLogicalId(AtomEntry<? extends Resource> ae) throws Exception {
if (ae.getId() == null)
throw new Exception("Unable to determine logical id for unknown resource");
if (getLinks().containsKey("fhir-base") && ae.getId().startsWith(getLinks().get("fhir-base"))) {
String tail =
ae.getId()
.substring(
(getLinks().get("fhir-base") + ae.getResource().getResourceType().toString())
.length());
if (tail.startsWith("/")) tail = tail.substring(1);
if (FormatUtilities.isValidId(tail)) return tail;
else throw new Exception("Unable to determine logical id for resource " + ae.getId());
} else if (ae.getId().contains("/")) {
String tail = ae.getId().substring(ae.getId().lastIndexOf("/") + 1);
if (FormatUtilities.isValidId(tail)) return tail;
else throw new Exception("Unable to determine logical id for resource " + ae.getId());
} else throw new Exception("Unable to determine logical id for resource " + ae.getId());
}
public String getVersionId(AtomEntry<? extends Resource> ae) throws Exception {
String self = ae.getLinks().get("self");
if (self == null)
throw new Exception("Unable to determine version id for resource " + ae.getId());
String id = getLogicalId(ae);
if (!self.contains("/" + id + "/_history/"))
throw new Exception(
"Unable to determine version id for resource " + ae.getId() + " (self = " + self + ")");
String vid =
self.substring(
self.lastIndexOf("/" + id + "/_history/") + ("/" + id + "/_history/").length());
if (FormatUtilities.isValidId(vid)) return vid;
else
throw new Exception(
"Unable to determine version id for resource " + ae.getId() + " (self = " + self + ")");
}
