public void removedService()

in tx-control-providers/jpa/tx-control-provider-jpa-common/src/main/java/org/apache/aries/tx/control/jpa/common/impl/AbstractManagedJPAEMFLocator.java [221:265]

41 lines of code
10 McCabe index (conditional complexity)


	public void removedService(ServiceReference<EntityManagerFactoryBuilder> reference, EntityManagerFactoryBuilder service) {
		boolean emfbLeft;
		ServiceRegistration<JPAEntityManagerProvider> oldReg = null;
		AbstractJPAEntityManagerProvider toClose = null;
		synchronized (this) {
			emfbLeft = activeEMFB.compareAndSet(service, null);
			if (emfbLeft) {
				toClose = providerObject.get();
				oldReg = serviceReg.getAndSet(null);
			}
		}

		if (oldReg != null) {
			try {
				oldReg.unregister();
			} catch (IllegalStateException ise) {
				LOG.debug("An exception occurred when unregistering a service for {}", pid);
			}
		}
		
		if(toClose != null) {
			try {
				toClose.close();
			} catch (Exception e) {
				LOG.debug("An Exception occured when closing the Resource provider for {}", pid, e);
			}
		}
		
		try {
			context.ungetService(reference);
		} catch (IllegalStateException ise) {
			LOG.debug("An exception occurred when ungetting the service for {}", reference);
		}

		if (emfbLeft) {
			ServiceReference<EntityManagerFactoryBuilder> newEMFBuilderRef = emfBuilderTracker
					.getServiceReference();
			if (newEMFBuilderRef != null) {
				EntityManagerFactoryBuilder newEMFBuilder = emfBuilderTracker.getService(newEMFBuilderRef);
				if(newEMFBuilder != null) {
					updateService(newEMFBuilderRef, newEMFBuilder);
				}
			}
		}
	}