/**
* Loads/caches the persistence provider adapter
*
* @param adapterModule may specify the adapter module name (can be null to use noop provider)
* @return the persistence provider adaptor for the provider class
* @throws ModuleLoadException
*/
public static PersistenceProviderAdaptor loadPersistenceAdapterModule(String adapterModule)
throws ModuleLoadException {
final ModuleLoader moduleLoader = Module.getBootModuleLoader();
if (adapterModule == null) {
return noopAdaptor;
}
PersistenceProviderAdaptor persistenceProviderAdaptor = null;
Module module = moduleLoader.loadModule(ModuleIdentifier.fromString(adapterModule));
final ServiceLoader<PersistenceProviderAdaptor> serviceLoader =
module.loadService(PersistenceProviderAdaptor.class);
if (serviceLoader != null) {
for (PersistenceProviderAdaptor adaptor : serviceLoader) {
if (persistenceProviderAdaptor != null) {
throw MESSAGES.multipleAdapters(adapterModule);
}
persistenceProviderAdaptor = adaptor;
JPA_LOGGER.debugf("loaded persistence provider adapter %s", adapterModule);
}
if (persistenceProviderAdaptor != null) {
persistenceProviderAdaptor.injectJtaManager(JtaManagerImpl.getInstance());
}
}
return persistenceProviderAdaptor;
}
/**
* Create EE container entity manager factory
*
* @return EntityManagerFactory
*/
private EntityManagerFactory createContainerEntityManagerFactory() {
persistenceProviderAdaptor.beforeCreateContainerEntityManagerFactory(pu);
try {
return persistenceProvider.createContainerEntityManagerFactory(pu, properties.getValue());
} finally {
try {
persistenceProviderAdaptor.afterCreateContainerEntityManagerFactory(pu);
} finally {
pu.setAnnotationIndex(
null); // close reference to Annotation Index (only needed during call to
// createContainerEntityManagerFactory)
// This is needed if the datasource is restarted
// pu.setTempClassLoaderFactory(null); // close reference to temp classloader factory
// (only needed during call to createEntityManagerFactory)
}
}
}
@Override
public void initialize(ExtensionContext context) {
SubsystemRegistration registration =
context.registerSubsystem(
SUBSYSTEM_NAME, MANAGEMENT_API_MAJOR_VERSION, MANAGEMENT_API_MINOR_VERSION);
final ManagementResourceRegistration nodeRegistration =
registration.registerSubsystemModel(DESCRIPTION);
PersistenceUnitRegistryImpl persistenceUnitRegistry = new PersistenceUnitRegistryImpl();
JPASubSystemAdd subsystemAdd = new JPASubSystemAdd(persistenceUnitRegistry);
nodeRegistration.registerOperationHandler(
JPASubSystemAdd.OPERATION_NAME, subsystemAdd, subsystemAdd, false);
nodeRegistration.registerOperationHandler(
JPASubSystemRemove.OPERATION_NAME,
JPASubSystemRemove.INSTANCE,
JPASubSystemRemove.INSTANCE,
false);
nodeRegistration.registerOperationHandler(
DESCRIBE,
JPADescribeHandler.INSTANCE,
JPADescribeHandler.INSTANCE,
false,
OperationEntry.EntryType.PRIVATE);
nodeRegistration.registerReadWriteAttribute(
CommonAttributes.DEFAULT_DATASOURCE,
null,
JPADefaultDatasourceWriteHandler.INSTANCE,
Storage.CONFIGURATION);
registration.registerXMLElementWriter(parser);
try {
PersistenceProviderLoader.loadDefaultProvider();
} catch (ModuleLoadException e) {
JPA_LOGGER.errorPreloadingDefaultProvider(e);
}
try {
// load the default persistence provider adaptor
PersistenceProviderAdaptor provider =
PersistenceProviderAdaptorLoader.loadPersistenceAdapterModule(
Configuration.ADAPTER_MODULE_DEFAULT);
final ManagementAdaptor managementAdaptor = provider.getManagementAdaptor();
if (managementAdaptor != null && context.isRuntimeOnlyRegistrationValid()) {
DescriptionProvider JPA_SUBSYSTEM =
new DescriptionProvider() {
@Override
public ModelNode getModelDescription(Locale locale) {
ModelNode subsystem = new ModelNode();
subsystem
.get(org.jboss.as.controller.descriptions.ModelDescriptionConstants.DESCRIPTION)
.set("Runtime information about JPA use in the deployment.");
subsystem.get(ATTRIBUTES).setEmptyObject();
subsystem.get("operations"); // placeholder
subsystem
.get(
CHILDREN,
managementAdaptor.getIdentificationLabel(),
org.jboss.as.controller.descriptions.ModelDescriptionConstants.DESCRIPTION)
.set(
"Runtime information about "
+ managementAdaptor.getIdentificationLabel()
+ " use in the deployment.");
subsystem
.get(CHILDREN, managementAdaptor.getIdentificationLabel(), MIN_OCCURS)
.set(0);
return subsystem;
}
};
final ManagementResourceRegistration jpaSubsystemDeployments =
registration.registerDeploymentModel(JPA_SUBSYSTEM);
managementAdaptor.register(jpaSubsystemDeployments, persistenceUnitRegistry);
}
} catch (ModuleLoadException e) {
JPA_LOGGER.errorPreloadingDefaultProviderAdaptor(e);
}
}
