public void arcCreated(Object nodeId, Object targetNodeId, Object arcId) {
ObjEntity entity = resolver.getObjEntity(((ObjectId) nodeId).getEntityName());
ObjRelationship relationship = (ObjRelationship) entity.getRelationship(arcId.toString());
if (relationship.isSourceIndependentFromTargetChange()) {
if (!((ObjectId) nodeId).isTemporary()) {
indirectModifications.add(nodeId);
}
if (relationship.isFlattened()) {
if (relationship.isReadOnly()) {
throw new CayenneRuntimeException(
"Cannot set the read-only flattened relationship '"
+ relationship.getName()
+ "' in ObjEntity '"
+ relationship.getSourceEntity().getName()
+ "'.");
}
// Register this combination (so we can remove it later if an insert
// occurs before commit)
FlattenedArcKey key =
new FlattenedArcKey((ObjectId) nodeId, (ObjectId) targetNodeId, relationship);
// If this combination has already been deleted, simply undelete it.
if (!flattenedDeletes.remove(key)) {
flattenedInserts.add(key);
}
}
}
}
public void testPrefetch_ToManyNoReverseWithQualifier() throws Exception {
createTwoArtistsAndTwoPaintingsDataSet();
ObjEntity paintingEntity = context.getEntityResolver().lookupObjEntity(Painting.class);
ObjRelationship relationship = (ObjRelationship) paintingEntity.getRelationship("toArtist");
paintingEntity.removeRelationship("toArtist");
try {
SelectQuery q = new SelectQuery(Artist.class);
q.setQualifier(ExpressionFactory.matchExp("artistName", "artist2"));
q.addPrefetch(Artist.PAINTING_ARRAY_PROPERTY);
final List<Artist> result = context.performQuery(q);
queryInterceptor.runWithQueriesBlocked(
new UnitTestClosure() {
public void execute() {
assertFalse(result.isEmpty());
Artist a1 = result.get(0);
List<?> toMany = (List<?>) a1.readPropertyDirectly("paintingArray");
assertNotNull(toMany);
assertFalse(((ValueHolder) toMany).isFault());
}
});
} finally {
paintingEntity.addRelationship(relationship);
}
}
/**
* Returns a named Relationship that either belongs to this ObjEntity or is inherited. Returns
* null if no matching attribute is found.
*/
@Override
public ObjRelationship getRelationship(String name) {
ObjRelationship relationship = (ObjRelationship) super.getRelationship(name);
if (relationship != null) {
return relationship;
}
if (superEntityName == null) {
return null;
}
ObjEntity superEntity = getSuperEntity();
return (superEntity != null) ? superEntity.getRelationship(name) : null;
}
/**
* Simule la présence d'une valeur.
*
* <p>Seules les relations toOne sont supportées.
*
* @param property La propriété à simuler.
*/
public void fake(String property) {
// Test de la propriété
ObjEntity ent = objEntity();
ObjRelationship rel = (ObjRelationship) ent.getRelationship(property);
if (rel == null) {
throw new IllegalArgumentException("Pas de relation " + ent.getName() + "." + property);
}
if (rel.isToMany()) {
throw new IllegalArgumentException(
"La relation " + ent.getName() + "." + property + " n'est pas un toOne");
}
ObjEntity targetEntity = (ObjEntity) rel.getTargetEntity();
// Ok, ajout.
fakes.put(property, targetEntity.getJavaClass());
}
