@SuppressWarnings({"unchecked"})
private List<Site> getByIds(Collection<Integer> ids) {
if (ids == null) {
return getAll();
} else if (ids.isEmpty()) {
return Collections.emptyList();
} else {
return getHibernateTemplate()
.findByCriteria(
criteria()
.add(MoreRestrictions.in("id", ids))
.setResultTransformer(CriteriaSpecification.DISTINCT_ROOT_ENTITY));
}
}
/**
* Returns the IDs for all the sites visible according to the given parameters. If the parameters
* indicate that all sites should be visible, it may return null.
*/
@SuppressWarnings({"unchecked"})
public Collection<Integer> getVisibleSiteIds(VisibleSiteParameters parameters) {
if (parameters.isAllManagingSites() || parameters.isAllParticipatingSites()) {
return null; // shortcut for all
} else {
Set<String> idents = new HashSet<String>();
idents.addAll(parameters.getParticipatingSiteIdentifiers());
idents.addAll(parameters.getManagingSiteIdentifiers());
if (idents.isEmpty()) {
return Collections.emptySet();
} else {
return getHibernateTemplate()
.findByCriteria(
criteria()
.add(MoreRestrictions.in("assignedIdentifier", idents))
.setProjection(Projections.id()));
}
}
}
@SuppressWarnings({"unchecked"})
public List<Site> getByAssignedIdentifiers(List<String> assignedIdentifiers) {
if (assignedIdentifiers.isEmpty()) {
return Collections.emptyList();
}
List fromDatabase =
getHibernateTemplate()
.findByCriteria(
criteria().add(MoreRestrictions.in("assignedIdentifier", assignedIdentifiers)));
List<Site> inOrder = new ArrayList<Site>();
for (String assignedIdentifier : assignedIdentifiers) {
for (Iterator<Site> foundIt = fromDatabase.iterator(); foundIt.hasNext(); ) {
Site found = foundIt.next();
if (found.getAssignedIdentifier().equals(assignedIdentifier)) {
inOrder.add(found);
foundIt.remove();
break;
}
}
}
return inOrder;
}