private Criteria buildNegativeJpaCriteria(Class clazz, Map negativeFieldValues) {
Criteria criteria = new Criteria(clazz.getName());
for (Iterator i = negativeFieldValues.entrySet().iterator(); i.hasNext(); ) {
Map.Entry e = (Map.Entry) i.next();
String key = (String) e.getKey();
Object value = e.getValue();
if (value instanceof Collection) {
criteria.notIn(key, (List) value);
} else {
criteria.ne(key, value);
}
}
return criteria;
}
/**
* @see org.kuali.rice.krad.dao.MaintenanceDocumentDao#getLockingDocumentNumber(java.lang.String,
* java.lang.String)
*/
public String getLockingDocumentNumber(String lockingRepresentation, String documentNumber) {
String lockingDocNumber = "";
// build the query criteria
Criteria criteria = new Criteria(MaintenanceLock.class.getName());
criteria.eq("lockingRepresentation", lockingRepresentation);
// if a docHeaderId is specified, then it will be excluded from the
// locking representation test.
if (StringUtils.isNotBlank(documentNumber)) {
criteria.ne(KRADPropertyConstants.DOCUMENT_NUMBER, documentNumber);
}
// attempt to retrieve a document based off this criteria
MaintenanceLock maintenanceLock =
(MaintenanceLock) new QueryByCriteria(entityManager, criteria).toQuery().getSingleResult();
// if a document was found, then there's already one out there pending,
// and we consider it 'locked' and we return the docnumber.
if (maintenanceLock != null) {
lockingDocNumber = maintenanceLock.getDocumentNumber();
}
return lockingDocNumber;
}
