private Instance createInstance(ThreadContext callContext, BeanContext beanContext)
throws ApplicationException {
try {
initializeDependencies(beanContext);
final InstanceContext context = beanContext.newInstance();
if (context.getBean() instanceof SessionBean) {
final Operation originalOperation = callContext.getCurrentOperation();
try {
callContext.setCurrentOperation(Operation.CREATE);
final Method create = beanContext.getCreateMethod();
final InterceptorStack ejbCreate =
new InterceptorStack(
context.getBean(),
create,
Operation.CREATE,
new ArrayList<InterceptorData>(),
new HashMap());
ejbCreate.invoke();
} finally {
callContext.setCurrentOperation(originalOperation);
}
}
ReadWriteLock lock;
if (beanContext.isBeanManagedConcurrency()) {
// Bean-Managed Concurrency
lock = new BeanManagedLock();
} else {
// Container-Managed Concurrency
lock = new ReentrantReadWriteLock();
}
return new Instance(
context.getBean(), context.getInterceptors(), context.getCreationalContext(), lock);
} catch (Throwable e) {
if (e instanceof java.lang.reflect.InvocationTargetException) {
e = ((java.lang.reflect.InvocationTargetException) e).getTargetException();
}
String t =
"The bean instance " + beanContext.getDeploymentID() + " threw a system exception:" + e;
logger.error(t, e);
throw new ApplicationException(
new NoSuchEJBException("Singleton failed to initialize").initCause(e));
}
}
protected ProxyInfo createEJBObject(
BeanContext beanContext, Method callMethod, Object[] args, InterfaceType interfaceType)
throws OpenEJBException {
// generate a new primary key
Object primaryKey = newPrimaryKey();
ThreadContext createContext = new ThreadContext(beanContext, primaryKey);
ThreadContext oldCallContext = ThreadContext.enter(createContext);
try {
// Security check
checkAuthorization(callMethod, interfaceType);
// Create the extended entity managers for this instance
Index<EntityManagerFactory, JtaEntityManagerRegistry.EntityManagerTracker> entityManagers =
createEntityManagers(beanContext);
// Register the newly created entity managers
if (entityManagers != null) {
try {
entityManagerRegistry.addEntityManagers(
(String) beanContext.getDeploymentID(), primaryKey, entityManagers);
} catch (EntityManagerAlreadyRegisteredException e) {
throw new EJBException(e);
}
}
createContext.setCurrentOperation(Operation.CREATE);
createContext.setCurrentAllowedStates(null);
// Start transaction
TransactionPolicy txPolicy =
createTransactionPolicy(
createContext.getBeanContext().getTransactionType(callMethod, interfaceType),
createContext);
Instance instance = null;
try {
// Create new instance
try {
final InstanceContext context = beanContext.newInstance();
// Wrap-up everthing into a object
instance =
new Instance(
beanContext,
primaryKey,
context.getBean(),
context.getInterceptors(),
context.getCreationalContext(),
entityManagers);
} catch (Throwable throwable) {
ThreadContext callContext = ThreadContext.getThreadContext();
handleSystemException(callContext.getTransactionPolicy(), throwable, callContext);
throw new IllegalStateException(throwable); // should never be reached
}
// add to cache
cache.add(primaryKey, instance);
// instance starts checked-out
checkedOutInstances.put(primaryKey, instance);
// Register for synchronization callbacks
registerSessionSynchronization(instance, createContext);
// Invoke create for legacy beans
if (!callMethod.getDeclaringClass().equals(BeanContext.BusinessLocalHome.class)
&& !callMethod.getDeclaringClass().equals(BeanContext.BusinessRemoteHome.class)
&& !callMethod.getDeclaringClass().equals(BeanContext.BusinessLocalBeanHome.class)) {
// Setup for business invocation
Method createOrInit = beanContext.getMatchingBeanMethod(callMethod);
createContext.set(Method.class, createOrInit);
// Initialize interceptor stack
InterceptorStack interceptorStack =
new InterceptorStack(
instance.bean,
createOrInit,
Operation.CREATE,
new ArrayList<InterceptorData>(),
new HashMap<String, Object>());
// Invoke
if (args == null) {
interceptorStack.invoke();
} else {
interceptorStack.invoke(args);
}
}
} catch (Throwable e) {
handleException(createContext, txPolicy, e);
} finally {
afterInvoke(createContext, txPolicy, instance);
}
return new ProxyInfo(beanContext, primaryKey);
} finally {
ThreadContext.exit(oldCallContext);
}
}
