private void validateEntityValueUniqueness(
Entity entity, ValidationResource validationResource, ValidationMode validationMode) {
validationResource
.getUniqueAttrs()
.forEach(
uniqueAttr -> {
Object attrValue = entity.get(uniqueAttr.getName());
if (attrValue != null) {
if (uniqueAttr.getDataType() instanceof XrefField) {
attrValue = ((Entity) attrValue).getIdValue();
}
HugeMap<Object, Object> uniqueAttrValues =
validationResource.getUniqueAttrsValues().get(uniqueAttr.getName());
Object existingEntityId = uniqueAttrValues.get(attrValue);
if ((validationMode == ValidationMode.ADD && existingEntityId != null)
|| (validationMode == ValidationMode.UPDATE
&& existingEntityId != null
&& !existingEntityId.equals(entity.getIdValue()))) {
ConstraintViolation constraintViolation =
new ConstraintViolation(
format(
"Duplicate value '%s' for unique attribute '%s' from entity '%s'",
attrValue, uniqueAttr.getName(), getName()),
uniqueAttr,
Long.valueOf(validationResource.getRow()));
validationResource.addViolation(constraintViolation);
} else {
uniqueAttrValues.put(attrValue, entity.getIdValue());
}
}
});
}
private void initUniqueValidation(ValidationResource validationResource) {
// get unique attributes
List<AttributeMetaData> uniqueAttrs =
StreamSupport.stream(getEntityMetaData().getAtomicAttributes().spliterator(), false)
.filter(attr -> attr.isUnique() && attr.getExpression() == null)
.collect(Collectors.toList());
// get existing values for each attributes
if (!uniqueAttrs.isEmpty()) {
Map<String, HugeMap<Object, Object>> uniqueAttrsValues = new HashMap<>();
Fetch fetch = new Fetch();
uniqueAttrs.forEach(
uniqueAttr -> {
uniqueAttrsValues.put(uniqueAttr.getName(), new HugeMap<>());
fetch.field(uniqueAttr.getName());
});
Query q = new QueryImpl().fetch(fetch);
decoratedRepository
.findAll(q)
.forEach(
entity -> {
uniqueAttrs.forEach(
uniqueAttr -> {
HugeMap<Object, Object> uniqueAttrValues =
uniqueAttrsValues.get(uniqueAttr.getName());
Object attrValue = entity.get(uniqueAttr.getName());
if (attrValue != null) {
if (uniqueAttr.getDataType() instanceof XrefField) {
attrValue = ((Entity) attrValue).getIdValue();
}
uniqueAttrValues.put(attrValue, entity.getIdValue());
}
});
});
validationResource.setUniqueAttrsValues(uniqueAttrsValues);
}
validationResource.setUniqueAttrs(uniqueAttrs);
}
@Override
public void close() {
if (refEntitiesIds != null) {
for (HugeSet<Object> refEntityIds : refEntitiesIds.values()) {
try {
refEntityIds.close();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}
if (uniqueAttrsValues != null) {
for (HugeMap<Object, Object> uniqueAttrValues : uniqueAttrsValues.values()) {
try {
uniqueAttrValues.close();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}
}
