/**
* Instantiates the static singleton field PERSON_DIR_NAME_FINDER_INSTANCE. Synchronized to
* guarantee singleton-ness of the field.
*/
private static synchronized void storeSingleton() {
// recheck that we need to run because field could have been
// set since we decided to invoke this method but before we acquired
// the lock on this object
if (PERSON_DIR_NAME_FINDER_INSTANCE == null) {
IPersonAttributeDao personAttributeDao = PersonAttributeDaoLocator.getPersonAttributeDao();
PERSON_DIR_NAME_FINDER_INSTANCE = new PersonDirNameFinder(personAttributeDao);
}
}
@Override
public boolean contains(IEntityGroup group, IGroupMember member) {
/*
* This method has the potential to be called A LOT, especially if
* there's a lot of portal data (portlets & groups). It's important
* not to waste time on nonsensical checks.
*/
if (!IPERSON_CLASS.equals(member.getLeafType())) {
// Maybe this call to contains() shouldn't even happen, since
// group.getLeafType() is (presumably) IPerson.class.
return false;
}
if (member.isGroup()) {
// PAGS groups may only contain other PAGS groups (and people, of course)
final IEntityGroup ieg = (IEntityGroup) member;
if (!PagsService.SERVICE_NAME_PAGS.equals(ieg.getServiceName().toString())) {
return false;
}
}
final MembershipCacheKey cacheKey =
new MembershipCacheKey(group.getEntityIdentifier(), member.getEntityIdentifier());
Element element = membershipCache.get(cacheKey);
if (element == null) {
logger.debug(
"Checking if group {} contains member {}/{}",
group.getName(),
member.getKey(),
member.getLeafType().getSimpleName());
boolean answer = false; // default
final PagsGroup groupDef = convertEntityToGroupDef(group);
if (member.isGroup()) {
final String key = ((IEntityGroup) member).getLocalKey();
answer = groupDef.hasMember(key);
} else {
try {
final IPersonAttributeDao pa = PersonAttributeDaoLocator.getPersonAttributeDao();
final IPersonAttributes personAttributes = pa.getPerson(member.getKey());
if (personAttributes != null) {
final RestrictedPerson rp = PersonFactory.createRestrictedPerson();
rp.setAttributes(personAttributes.getAttributes());
answer = groupDef.contains(rp);
}
} catch (Exception ex) {
logger.error(
"Exception acquiring attributes for member "
+ member
+ " while checking if group "
+ group
+ " contains this member.",
ex);
return false;
}
}
element = new Element(cacheKey, answer);
membershipCache.put(element);
}
return (Boolean) element.getObjectValue();
}