/** * PUBLIC: * Get the event manager for the descriptor. The event manager is responsible * for managing the pre/post selectors. */ public DescriptorEventManager getDescriptorEventManager() { return getEventManager(); }
/** * INTERNAL: */ public void setEntityEventListener(MetadataEntityListener listener) { m_descriptor.getEventManager().setEntityEventListener(listener); }
/** * INTERNAL: */ public void setExcludeSuperclassListeners(boolean excludeSuperclassListeners) { m_descriptor.getEventManager().setExcludeSuperclassListeners(excludeSuperclassListeners); }
/** * INTERNAL: */ public void addDefaultEventListener(MetadataEntityListener listener) { m_descriptor.getEventManager().addDefaultEventListener(listener); }
/** * INTERNAL: */ public boolean excludeSuperclassListeners() { return m_descriptor.getEventManager().excludeSuperclassListeners(); }
/** * INTERNAL: */ public void setExcludeDefaultListeners(boolean excludeDefaultListeners) { m_descriptor.getEventManager().setExcludeDefaultListeners(excludeDefaultListeners); }
/** * INTERNAL: */ public void addEntityListenerEventListener(MetadataEntityListener listener) { m_descriptor.getEventManager().addEntityListenerEventListener(listener); }
/** * INTERNAL: * Execute a descriptor event for the specified event code. */ protected void executeEvent(int eventCode, ObjectLevelModifyQuery query) { ClassDescriptor referenceDescriptor = getReferenceDescriptor(query.getObject().getClass(), query.getSession()); // PERF: Avoid events if no listeners. if (referenceDescriptor.getEventManager().hasAnyEventListeners()) { referenceDescriptor.getEventManager().executeEvent(new DescriptorEvent(eventCode, query)); } }
/** * INTERNAL: * Execute a descriptor event for the specified event code. */ protected void executeEvent(int eventCode, ObjectLevelModifyQuery query) { ClassDescriptor referenceDescriptor = getReferenceDescriptor(query.getObject(), query.getSession()); // PERF: Avoid events if no listeners. if (referenceDescriptor.getEventManager().hasAnyEventListeners()) { referenceDescriptor.getEventManager().executeEvent(new oracle.toplink.essentials.descriptors.DescriptorEvent(eventCode, query)); } }
/** * Clones the attributes of the specified object. This is called only from unit of work. * The domainObject sent as parameter is always a copy from the parent of unit of work. */ public void populateAttributesForClone(Object original, Object clone, UnitOfWorkImpl unitOfWork) { // PERF: Avoid synchronized enumerator as is concurrency bottleneck. List mappings = getCloningMappings(); for (int index = 0; index < mappings.size(); index++) { ((DatabaseMapping)mappings.get(index)).buildClone(original, clone, unitOfWork); } // PERF: Avoid events if no listeners. if (getDescriptor().getEventManager().hasAnyEventListeners()) { oracle.toplink.essentials.descriptors.DescriptorEvent event = new oracle.toplink.essentials.descriptors.DescriptorEvent(clone); event.setSession(unitOfWork); event.setOriginalObject(original); event.setEventCode(DescriptorEventManager.PostCloneEvent); getDescriptor().getEventManager().executeEvent(event); } }
currentDescriptor = currentDescriptor.getInheritancePolicy().getParentDescriptor(); DescriptorEventManager eventManager = currentDescriptor.getEventManager();
/** * INTERNAL: * Merge changes between the objects, this merge algorthim is dependent on the merge manager. */ public void mergeChangesIntoObject(Object target, ObjectChangeSet changeSet, Object source, MergeManager mergeManager) { for (Enumeration changes = changeSet.getChanges().elements(); changes.hasMoreElements();) { ChangeRecord record = (ChangeRecord)changes.nextElement(); //cr 4236, use ObjectBuilder getMappingForAttributeName not the Descriptor one because the // ObjectBuilder method is much more efficient. DatabaseMapping mapping = getMappingForAttributeName(record.getAttribute()); mapping.mergeChangesIntoObject(target, record, source, mergeManager); } // PERF: Avoid events if no listeners. if (getDescriptor().getEventManager().hasAnyEventListeners()) { oracle.toplink.essentials.descriptors.DescriptorEvent event = new oracle.toplink.essentials.descriptors.DescriptorEvent(target); event.setSession(mergeManager.getSession()); event.setOriginalObject(source); event.setChangeSet(changeSet); event.setEventCode(DescriptorEventManager.PostMergeEvent); getDescriptor().getEventManager().executeEvent(event); } }
/** * INTERNAL: * Notify the event listeners. */ public void notifyListeners(DescriptorEvent event) { if (hasAnyListeners()) { for (int index = 0; index < getEventListeners().size(); index++) { DescriptorEventListener listener = (DescriptorEventListener)getEventListeners().get(index); notifyListener(listener, event); } } // Also must notify any inherited listeners. if (getDescriptor().isChildDescriptor()) { getDescriptor().getInheritancePolicy().getParentDescriptor().getEventManager().notifyListeners(event); } }
if (descriptor.getEventManager().hasAnyEventListeners() && shouldRiseEvent) { writeQuery.setDescriptor(descriptor); descriptor.getEventManager().executeEvent(new DescriptorEvent(DescriptorEventManager.PreWriteEvent, writeQuery)); descriptor.getEventManager().executeEvent(new DescriptorEvent(DescriptorEventManager.PreInsertEvent, writeQuery)); } else { descriptor.getEventManager().executeEvent(new DescriptorEvent(DescriptorEventManager.PreUpdateEvent, writeQuery));
/** * INTERNAL: * Merge the contents of one object into another, this merge algorthim is dependent on the merge manager. * This merge also prevents the extra step of calculating the changes when it is not required. * If 'cascadeOnly' is true, only foreign reference mappings are merged. */ public void mergeIntoObject(Object target, boolean isUnInitialized, Object source, MergeManager mergeManager, boolean cascadeOnly) { // cascadeOnly is introduced to optimize merge // for GF#1139 Cascade merge operations to relationship mappings even if already registered // PERF: Avoid synchronized enumerator as is concurrency bottleneck. Vector mappings = getDescriptor().getMappings(); for (int index = 0; index < mappings.size(); index++) { DatabaseMapping mapping = (DatabaseMapping)mappings.get(index); if(!cascadeOnly || mapping.isForeignReferenceMapping()){ mapping.mergeIntoObject(target, isUnInitialized, source, mergeManager); } } // PERF: Avoid events if no listeners. if (getDescriptor().getEventManager().hasAnyEventListeners()) { oracle.toplink.essentials.descriptors.DescriptorEvent event = new oracle.toplink.essentials.descriptors.DescriptorEvent(target); event.setSession(mergeManager.getSession()); event.setOriginalObject(source); event.setEventCode(DescriptorEventManager.PostMergeEvent); getDescriptor().getEventManager().executeEvent(event); } }
/** * INTERNAL: * Register the working copy of a new object and its original. * The user must edit the working copy and the original is used to merge into the parent. * This mapping is kept both ways because lookup is required in both directions. */ protected void registerNewObjectClone(Object clone, Object original, ClassDescriptor descriptor) { // Check if the new objects should be cached. registerNewObjectInIdentityMap(clone, original); getNewObjectsCloneToOriginal().put(clone, original); getNewObjectsOriginalToClone().put(original, clone); // run prePersist callbacks if any logDebugMessage(clone, "register_new_for_persist"); if (descriptor.getEventManager().hasAnyEventListeners()) { oracle.toplink.essentials.descriptors.DescriptorEvent event = new oracle.toplink.essentials.descriptors.DescriptorEvent(clone); event.setEventCode(DescriptorEventManager.PrePersistEvent); event.setSession(this); descriptor.getEventManager().executeEvent(event); } }
DescriptorEventManager parentEventManager = getDescriptor().getInheritancePolicy().getParentDescriptor().getEventManager();
if (getDescriptor().getEventManager().hasAnyEventListeners()) { event.setEventCode(DescriptorEventManager.PostBuildEvent); getDescriptor().getEventManager().executeEvent(event);
public void removeLifecycle(EntityManagerFactory entityManagerFactory, JpaGpsDevice device) throws JpaGpsDeviceException { CompassGpsInterfaceDevice gps = (CompassGpsInterfaceDevice) device.getGps(); EntityManager entityManager = (EntityManager) entityManagerFactory.createEntityManager(); Session session = entityManager.getServerSession(); entityManager.close(); Map descriptors = session.getDescriptors(); for (Object o : descriptors.values()) { ClassDescriptor classDescriptor = (ClassDescriptor) o; Class mappedClass = classDescriptor.getJavaClass(); // if we have a parent class that is mapped in JPA and in Compass, then don't add an event listner // since we will add it to the parent descriptor and it will notify this class as well if (classDescriptor.isChildDescriptor()) { Class parentClass = classDescriptor.getInheritancePolicy().getParentDescriptor().getJavaClass(); if (gps.hasMappingForEntityForMirror(parentClass, Cascade.ALL)) { classDescriptor.getEventManager().removeListener(dummyEventListener); continue; } } if (gps.hasMappingForEntityForMirror(mappedClass, Cascade.ALL)) { classDescriptor.getDescriptorEventManager().removeListener(eventListener); } } } }
public void injectLifecycle(EntityManagerFactory entityManagerFactory, JpaGpsDevice device) throws JpaGpsDeviceException { CompassGpsInterfaceDevice gps = (CompassGpsInterfaceDevice) device.getGps(); if (eventListener == null) { eventListener = new TopLinkEssentialsEventListener(device); } EntityManager entityManager = (EntityManager) entityManagerFactory.createEntityManager(); Session session = entityManager.getServerSession(); entityManager.close(); Map descriptors = session.getDescriptors(); for (Object o : descriptors.values()) { ClassDescriptor classDescriptor = (ClassDescriptor) o; Class mappedClass = classDescriptor.getJavaClass(); // if we have a parent class that is mapped in JPA and in Compass, then don't add an event listner // since we will add it to the parent descriptor and it will notify this class as well if (classDescriptor.isChildDescriptor()) { Class parentClass = classDescriptor.getInheritancePolicy().getParentDescriptor().getJavaClass(); if (gps.hasMappingForEntityForMirror(parentClass, Cascade.ALL)) { classDescriptor.getEventManager().addListener(dummyEventListener); continue; } } if (gps.hasMappingForEntityForMirror(mappedClass, Cascade.ALL)) { classDescriptor.getDescriptorEventManager().addListener(eventListener); } } }