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fix Hibernate bugs

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This commit is contained in:
nwoodward
2025-09-19 15:43:26 -05:00
parent 2aa06e1214
commit 088463c94b
1 changed files with 21 additions and 3 deletions
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24
dspace-api/src/main/java/org/dspace/content/dao/impl/CollectionDAOImpl.java
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@@ -12,6 +12,7 @@ import java.util.AbstractMap;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import jakarta.persistence.Query;
import jakarta.persistence.criteria.CriteriaBuilder;
@@ -19,6 +20,7 @@ import jakarta.persistence.criteria.CriteriaQuery;
import jakarta.persistence.criteria.Join;
import jakarta.persistence.criteria.Predicate;
import jakarta.persistence.criteria.Root;
import org.apache.logging.log4j.Logger;
import org.dspace.authorize.ResourcePolicy;
import org.dspace.authorize.ResourcePolicy_;
import org.dspace.content.Collection;
@@ -40,6 +42,11 @@ import org.dspace.eperson.Group;
* @author kevinvandevelde at atmire.com
*/
public class CollectionDAOImpl extends AbstractHibernateDSODAO<Collection> implements CollectionDAO {
/**
* log4j logger
*/
private static Logger log = org.apache.logging.log4j.LogManager.getLogger(CollectionDAOImpl.class);
protected CollectionDAOImpl() {
super();
}
@@ -172,14 +179,25 @@ public class CollectionDAOImpl extends AbstractHibernateDSODAO<Collection> imple
@SuppressWarnings("unchecked")
public List<Map.Entry<Collection, Long>> getCollectionsWithBitstreamSizesTotal(Context context)
throws SQLException {
String q = "select col as collection, sum(bit.sizeBytes) as totalBytes from Item i join i.collections col " +
"join i.bundles bun join bun.bitstreams bit group by col";
String q = "select col.id, sum(bit.sizeBytes) as totalBytes from Item i join i.collections col " +
"join i.bundles bun join bun.bitstreams bit group by col.id";
Query query = createQuery(context, q);
CriteriaBuilder criteriaBuilder = getCriteriaBuilder(context);
List<Object[]> list = query.getResultList();
List<Map.Entry<Collection, Long>> returnList = new ArrayList<>(list.size());
for (Object[] o : list) {
returnList.add(new AbstractMap.SimpleEntry<>((Collection) o[0], (Long) o[1]));
CriteriaQuery<Collection> criteriaQuery = criteriaBuilder.createQuery(Collection.class);
Root<Collection> collectionRoot = criteriaQuery.from(Collection.class);
criteriaQuery.select(collectionRoot).where(criteriaBuilder.equal(collectionRoot.get("id"), (UUID) o[0]));
Query collectionQuery = createQuery(context, criteriaQuery);
Collection collection = (Collection) collectionQuery.getSingleResult();
if (collection != null) {
returnList.add(new AbstractMap.SimpleEntry<>(collection, (Long) o[1]));
} else {
log.warn("Unable to find Collection with UUID: {}", o[0]);
}
}
return returnList;
}