ejb-3.1 Questions
1
Solved
I'm doing my first Java EE project and I want to preform a test. I searched and found that since EJB 3.1, there's the possibility of using an embedded EJB container to test the business layer. I'm ...
Headless asked 11/5, 2015 at 13:52
0
For Container Managed Transactions (CMT) in EJB3, we have the following EJB annotations for Transaction Management.
@TransactionAttribute
@TransactionManagement
Unfortunately, there are no ways...
Adjuvant asked 13/5, 2016 at 7:55
2
I'm facing this particular problem right now and I really don't know whether is it possible to achieve this somehow or not. But here's the situation:
We have this webapp(Java EE 6) which is organi...
Hallowmas asked 31/10, 2014 at 9:8
1
I am trying to invoke remote ejb on each node of a cluster with nodes node1 & node2, but i am always getting node1. Deployed EJB & client code as EAR file in both nodes. Application is runn...
Malynda asked 28/1, 2016 at 18:34
1
It seems like resources are not available to a Singleton's @Predestroy method.
@PreDestroy
public void cleanup() {
logger.info("*** Application shutting down. Dropping temporary tables ***");
tr...
3
So I'm running a Java EAR application on a Glassfish 3.1. I created a stateless session bean with a single annotated timer function in my EJB Module. I don't have the exact code but it looks someth...
Equisetum asked 26/10, 2012 at 18:41
3
Solved
I am a bit confused about managing relationship in JPA.
basically I have two entities with a One to Many relationship
A configuration can have have a one or many email list associated with it.
@E...
Plumage asked 31/10, 2012 at 2:43
1
Solved
In my application I use @Asynchronous business methods on session beans in two different places. Each has its own logic and requirements so ideally I'd like to configure a maximum thread pool size ...
Hermann asked 12/11, 2014 at 14:18
1
Solved
There is lot of information about Stateless, Stateful and Sigleton beans everywhere but almost nothing about javax.annotation.ManagedBean. At a first look I assumed that It's be similar to Spring's...
7
Solved
EJB achieved many improvements in 3.x versions, Spring is also commonly used and version 3 is a good alternative.
There are many articles on web, but no exact comparison about ejb3x versus spring3...
Supine asked 16/8, 2011 at 9:30
1
I am using JBOSS EAP 6.4 . I have schedule some schedulers in my ScedulerBean using EJB @Shedule annotation as follows. Here the ShedulerBean is dependson StartupBean.
@Singleton
@DependsOn("Start...
3
Solved
If i'm working with ejb 3.1, what's the différence between
<packaging>jar</packaging>
and
<packaging>ejb</packaging>
...
<plugin>
<groupId>org.apache.mave...
3
How can I configure a schedule intervals:
@Schedule(persistent=true, minute="*", second="*/5", hour="*")
outside of the application code?
How can I configure it in ejb-jar.xml?
Can I configure ...
1
Solved
In a Java EE 6 application running on GlassFish (3.1.2.2b5), suppose you have a ConfigurationService, which reads some properties files and hands out property values accordingly:
@Local
public int...
Alderney asked 20/5, 2015 at 15:37
1
I am currently preparing my final project study. I have to develop a distributed application for the management of human resources, but on my benchmark for technologies to use I found it conf...
Greedy asked 16/3, 2015 at 14:58
0
I followed this link and integrate ActiveMq 5.6 with JBoss eap 6.3. I am trying to use an MDB in my poc project. Though the war deployed successfull, onMessage() method doesn't get fired.
QueueNam...
Genaro asked 10/2, 2015 at 10:33
5
I am new to Java EE 6 and CDI. I have read a couple of tutorials and the weld documentation. However something that should work from my understanding doesn't so I need help.
I have the following s...
Cyton asked 17/11, 2011 at 18:23
1
Solved
LoggerProducer.java is a class used to produce Loggers to be injected in CDI beans with:
@Inject
Logger LOG;
Full code:
import javax.ejb.Singleton;
/**
* @author rveldpau
*/
@Singleton
publ...
Viridescent asked 24/11, 2014 at 11:14
3
Solved
I have an EJB Stateless Session Bean. I have these requirements:
This Stateless EJB should be initialized at startup
The initialization code should make a transactional access to a database
The...
Scowl asked 11/3, 2014 at 17:45
1
Solved
Can @Stateless class have different modifiers than public? In documentation I have only found constraints of constructor/methods visibility, but nothing interesting about class level access.
Anchylose asked 16/9, 2014 at 11:30
2
Solved
After several years developing in Spring, I switched to EJB and I am not happy that I have no solution for this use-case. Let's say it is the strategy pattern implemented by a map. In Spring, it co...
1
I'm confused between two attributes of @Resource annotation.
Java Documentations says :
mappedName : A product specific name that this resource should be mapped to. The name of this resource, as d...
Lappet asked 30/7, 2014 at 9:21
2
Solved
I'm facing problem while doing lookup for EJB 3.1 deployed on WebSphere 8.5.
Please suggest me :
What are all libraries i need to include in classpath?
How to construct lookup string?
Is there a...
Monzon asked 22/7, 2014 at 7:19
2
Solved
I am trying to understand the differences between the EJBContainer class provided by Java EE 6 for embeddable unit testing of EJB modules and Arquillian.
Is there a good resource or can someone he...
Turney asked 19/6, 2014 at 15:51
3
Solved
I'm currently learning the new Java EE 6 component models and am confused with the latest dependency injection mechanism. So here are my questions:
1) What is the difference between @Inject and @E...
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