private QueryCriteria queryCriteriaCase(
AttributeQueryCriteria criteria, List<AttributeReference.Key> arg) {
final AttributeReference basicAttRef;
if (arg.isEmpty()) {
basicAttRef = criteria.getAttributeReference();
} else {
basicAttRef = criteria.getAttributeReference().prepend(arg);
}
DisjunctionBuilder disjunctionBuilder = new DisjunctionBuilder();
disjunctionBuilder.add(criteria);
for (int i = 0; i < basicAttRef.getKeys().size(); i++) {
AttributeReference existsAttRef = basicAttRef.subReference(0, i + 1);
List<AttributeReference.Key> newArg =
basicAttRef.getKeys().subList(i + 1, basicAttRef.getKeys().size());
QueryCriteria plainNewBody = criteria.accept(QUERY_CRITERIA_FACTORY, newArg);
QueryCriteria newBody =
plainNewBody.accept(this, Collections.<AttributeReference.Key>emptyList());
disjunctionBuilder.add(new ExistsQueryCriteria(existsAttRef, newBody));
}
return disjunctionBuilder.build();
}
@Override
public QueryCriteria visit(ExistsQueryCriteria criteria, Void arg) {
Set<AttributeReference> combinedAttRefs =
combineAttributeReferences(criteria.getAttributeReference());
QueryCriteria subQuery = criteria.getBody().accept(this, null);
DisjunctionBuilder disjunctionBuilder = new DisjunctionBuilder();
for (AttributeReference combinedAttRef : combinedAttRefs) {
disjunctionBuilder.add(new ExistsQueryCriteria(combinedAttRef, subQuery));
}
return disjunctionBuilder.build();
}
@Override
public QueryCriteria visit(TypeIsQueryCriteria criteria, Void arg) {
Set<AttributeReference> combinedAttRefs =
combineAttributeReferences(criteria.getAttributeReference());
if (combinedAttRefs.size() == 1) {
return criteria;
}
DisjunctionBuilder disjunctionBuilder = new DisjunctionBuilder();
for (AttributeReference combinedAttRef : combinedAttRefs) {
disjunctionBuilder.add(new TypeIsQueryCriteria(combinedAttRef, criteria.getExpectedType()));
}
return disjunctionBuilder.build();
}
@Override
public QueryCriteria visit(ContainsAttributesQueryCriteria criteria, Void arg) {
Set<AttributeReference> combinedAttRefs =
combineAttributeReferences(criteria.getAttributeReference());
if (combinedAttRefs.size() == 1) {
return criteria;
}
DisjunctionBuilder disjunctionBuilder = new DisjunctionBuilder();
for (AttributeReference combinedAttRef : combinedAttRefs) {
disjunctionBuilder.add(
new ContainsAttributesQueryCriteria(
combinedAttRef, criteria.getAttributes(), criteria.isExclusive()));
}
return disjunctionBuilder.build();
}