doctrine / mongodb-odm

                // only ReferenceMany collection is scheduled for update

                $this->documentChangeSets[$oid] = array();

            }

            if ($hasPreUpdateLifecycleCallbacks) {

                $class->invokeLifecycleCallbacks(Events::preUpdate, $document, array(

                    new Event\PreUpdateEventArgs($document, $this->dm, $this->documentChangeSets[$oid])

                ));

                $this->recomputeSingleDocumentChangeSet($class, $document);

            }

            if ($hasPreUpdateListeners) {

                $this->evm->dispatchEvent(Events::preUpdate, new Event\PreUpdateEventArgs(

                    continue;

                }

                if ( ! empty($entryClass->lifecycleCallbacks[Events::preUpdate])) {

                    $entryClass->invokeLifecycleCallbacks(Events::preUpdate, $entry, array(

                        new Event\PreUpdateEventArgs($entry, $this->dm, $this->documentChangeSets[$entryOid])

                    ));

                    $this->recomputeSingleDocumentChangeSet($entryClass, $entry);

                }

                if ($hasPreUpdateListeners) {

                    $this->evm->dispatchEvent(Events::preUpdate, new Event\PreUpdateEventArgs(

                        $entry, $this->dm, $this->documentChangeSets[$entryOid])