/**
* If we have a work instance we have to check whether the instance to be indexed is contained in
* any other indexed entities for a tenant.
*
* @param instance the instance to be indexed
* @param workPlan the current work plan
* @param currentRecursionContext the current {@link
* org.hibernate.search.engine.spi.ContainedInRecursionContext} object used to check the graph
* traversal
* @param tenantIdentifier the identifier of the tenant or null, if there isn't one
* @see #appendContainedInWorkForInstance(Object, WorkPlan, ContainedInRecursionContext)
*/
public void appendContainedInWorkForInstance(
Object instance,
WorkPlan workPlan,
ContainedInRecursionContext currentRecursionContext,
String tenantIdentifier) {
for (ContainedInMetadata containedInMetadata : typeMetadata.getContainedInMetadata()) {
XMember member = containedInMetadata.getContainedInMember();
Object unproxiedInstance = instanceInitializer.unproxy(instance);
ContainedInRecursionContext recursionContext =
updateContainedInRecursionContext(
unproxiedInstance, containedInMetadata, currentRecursionContext);
if (recursionContext.isTerminal()) {
continue;
}
Object value = ReflectionHelper.getMemberValue(unproxiedInstance, member);
if (value == null) {
continue;
}
if (member.isArray()) {
Object[] array = (Object[]) value;
for (Object arrayValue : array) {
processSingleContainedInInstance(
workPlan, arrayValue, recursionContext, tenantIdentifier);
}
} else if (member.isCollection()) {
Collection<?> collection = null;
try {
collection = getActualCollection(member, value);
collection.size(); // load it
} catch (Exception e) {
if (e.getClass().getName().contains("org.hibernate.LazyInitializationException")) {
/* A deleted entity not having its collection initialized
* leads to a LIE because the collection is no longer attached to the session
*
* But that's ok as the collection update event has been processed before
* or the fk would have been cleared and thus triggering the cleaning
*/
collection = null;
}
}
if (collection != null) {
for (Object collectionValue : collection) {
processSingleContainedInInstance(
workPlan, collectionValue, recursionContext, tenantIdentifier);
}
}
} else {
processSingleContainedInInstance(workPlan, value, recursionContext, tenantIdentifier);
}
}
}
private ContainerType getContainerType(XMember member, ReflectionManager reflectionManager) {
if (!member.isAnnotationPresent(IndexedEmbedded.class)) {
return ContainerType.SINGLE;
}
if (member.isArray()) {
return ContainerType.ARRAY;
}
Class<?> typeClass = reflectionManager.toClass(member.getType());
if (Iterable.class.isAssignableFrom(typeClass)) {
return ContainerType.ITERABLE;
}
if (member.isCollection() && Map.class.equals(member.getCollectionClass())) {
return ContainerType.MAP;
}
// marked @IndexedEmbedded but not a container
// => probably a @Field @IndexedEmbedded Foo foo;
return ContainerType.SINGLE;
}