/**
* 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);
}
}
}
@Override
public void performWork(Work work, TransactionContext transactionContext) {
final Class<?> entityType = instanceInitializer.getClassFromWork(work);
EntityIndexBinding indexBindingForEntity = factory.getIndexBinding(entityType);
if (indexBindingForEntity == null
&& factory.getDocumentBuilderContainedEntity(entityType) == null) {
throw new SearchException(
"Unable to perform work. Entity Class is not @Indexed nor hosts @ContainedIn: "
+ entityType);
}
work = interceptWork(indexBindingForEntity, work);
if (work == null) {
// nothing to do
return;
}
if (transactionContext.isTransactionInProgress()) {
final Object transactionIdentifier = transactionContext.getTransactionIdentifier();
WorkQueueSynchronization txSync = synchronizationPerTransaction.get(transactionIdentifier);
if (txSync == null || txSync.isConsumed()) {
txSync = createTransactionWorkQueueSynchronization(transactionIdentifier);
transactionContext.registerSynchronization(txSync);
synchronizationPerTransaction.put(transactionIdentifier, txSync);
}
txSync.add(work);
} else {
if (transactionExpected) {
// this is a workaround: isTransactionInProgress should return "true"
// for correct configurations.
log.pushedChangesOutOfTransaction();
}
WorkQueue queue = new WorkQueue(factory);
queueingProcessor.add(work, queue);
queueingProcessor.prepareWorks(queue);
queueingProcessor.performWorks(queue);
}
}
