public <S> S getBusinessObject(Object ejbRef, java.lang.Class<S> businessInterface) {
EJBLocalObjectImpl localObjectImpl = getEJBLocalObject(ejbRef);
if (localObjectImpl == null) {
throw new IllegalStateException("Invalid ejb ref");
}
Container container = localObjectImpl.getContainer();
EjbDescriptor ejbDesc = container.getEjbDescriptor();
S businessObject = null;
if (businessInterface != null) {
String intfName = businessInterface.getName();
if (ejbDesc.getLocalBusinessClassNames().contains(intfName)) {
// Get proxy corresponding to this business interface.
businessObject = (S) localObjectImpl.getClientObject(intfName);
} else if (ejbDesc.isLocalBean()) {
// If this is a no-interface view session bean, the bean
// can be accessed through interfaces in its superclass as well
boolean isValidBusinessInterface =
ejbDesc.getNoInterfaceLocalBeanClasses().contains(intfName);
if ((intfName.equals(ejbDesc.getEjbClassName())) || isValidBusinessInterface) {
businessObject = (S) localObjectImpl.getClientObject(ejbDesc.getEjbClassName());
}
}
}
if (businessObject == null) {
throw new IllegalStateException(
"Unable to convert ejbRef for ejb "
+ ejbDesc.getName()
+ " to a business object of type "
+ businessInterface);
}
return businessObject;
}
public boolean isRemoved(Object ejbRef) {
EJBLocalObjectImpl localObjectImpl = getEJBLocalObject(ejbRef);
if (localObjectImpl == null) {
throw new UnsupportedOperationException("Invalid ejb ref");
}
Container container = localObjectImpl.getContainer();
EjbDescriptor ejbDesc = container.getEjbDescriptor();
boolean isStatefulBean = false;
if (ejbDesc.getType().equals(EjbSessionDescriptor.TYPE)) {
EjbSessionDescriptor sessionDesc = (EjbSessionDescriptor) ejbDesc;
isStatefulBean = sessionDesc.isStateful();
}
if (!isStatefulBean) {
// TODO 299 impl is incorrectly calling isRemoved for stateless/singleton
// beans. Until it's fixed just return false. Otherwise, any app acquiring
// stateless/singleton references via 299 will fail until bug is fixed.
return false;
// TODO reenable this per SessionObjectReference.isRemoved SPI
// throw new UnsupportedOperationException("ejbRef for ejb " +
// ejbDesc.getName() + " is not a stateful bean ");
}
boolean removed = false;
try {
((BaseContainer) container).checkExists(localObjectImpl);
} catch (Exception e) {
removed = true;
}
return removed;
}
public void remove(Object ejbRef) {
EJBLocalObjectImpl localObjectImpl = getEJBLocalObject(ejbRef);
if (localObjectImpl == null) {
throw new UnsupportedOperationException("Invalid ejb ref");
}
Container container = localObjectImpl.getContainer();
EjbDescriptor ejbDesc = container.getEjbDescriptor();
boolean isStatefulBean = false;
if (ejbDesc.getType().equals(EjbSessionDescriptor.TYPE)) {
EjbSessionDescriptor sessionDesc = (EjbSessionDescriptor) ejbDesc;
isStatefulBean = sessionDesc.isStateful();
}
if (!isStatefulBean) {
// TODO 299 impl may incorrectly call this for stateless/singleton
// beans. Until it's fixed just treat it as a no-op. Otherwise, any app acquiring
// stateless/singleton references via 299 could fail until bug is fixed.
return;
// TODO reenable this after bug is fixed
// throw new UnsupportedOperationException("ejbRef for ejb " +
// ejbDesc.getName() + " is not a stateful bean ");
}
try {
localObjectImpl.remove();
} catch (EJBException e) {
LogFacade.getLogger().log(Level.FINE, "EJBException during remove. ", e);
} catch (javax.ejb.RemoveException re) {
throw new NoSuchEJBException(re.getMessage(), re);
}
}