/** Used for collection filters */ private void addFromAssociation(final String elementName, final String collectionRole) throws QueryException { // q.addCollection(collectionName, collectionRole); QueryableCollection persister = getCollectionPersister(collectionRole); Type collectionElementType = persister.getElementType(); if (!collectionElementType.isEntityType()) { throw new QueryException("collection of values in filter: " + elementName); } String[] keyColumnNames = persister.getKeyColumnNames(); // if (keyColumnNames.length!=1) throw new QueryException("composite-key collection in filter: " // + collectionRole); String collectionName; JoinSequence join = new JoinSequence(getFactory()); collectionName = persister.isOneToMany() ? elementName : createNameForCollection(collectionRole); join.setRoot(persister, collectionName); if (!persister.isOneToMany()) { // many-to-many addCollection(collectionName, collectionRole); try { join.addJoin( (AssociationType) persister.getElementType(), elementName, JoinFragment.INNER_JOIN, persister.getElementColumnNames(collectionName)); } catch (MappingException me) { throw new QueryException(me); } } join.addCondition(collectionName, keyColumnNames, " = ?"); // if ( persister.hasWhere() ) join.addCondition( persister.getSQLWhereString(collectionName) ); EntityType elemType = (EntityType) collectionElementType; addFrom(elementName, elemType.getAssociatedEntityName(), join); }
void addFromClass(String name, Queryable classPersister) throws QueryException { JoinSequence joinSequence = new JoinSequence(getFactory()).setRoot(classPersister, name); // crossJoins.add(name); addFrom(name, classPersister.getEntityName(), joinSequence); }
void addFrom(String name, String type, JoinSequence joinSequence) throws QueryException { addType(name, type); addFrom(name, joinSequence); }