I am facing a problem connected with deploying two application on Tomcat 5 server. When deploying and running the server I receive an error message, which also prevents the second application to be...

I am building a CLI tool, which integrates with several EJB modules. For this reason, I need to build a fat jar, which is then executed as a standalone application. However, executing this fat ja...

I have created very simple app with persistence context (hibernate as provider) to read some value from database. I use Eclipse with Maven. First, I get Caused by: org.apache.openejb.OpenEJBExcep...

I am using openEjb in embedded mode to test a stateless session bean, which has an injected EntityManager. However, when I run the test, it fails because it could not initialize the application. Wh...

I encountered a very strange problem with TomEE 1.5.1 and VisualVM 1.7.0_09 on MAC OSX mountain lion. After TomEE loaded some webapp.Use VisualVM connect local TomEE process take long time, and af...

Summary I'm trying to run a Java web application JPA 2.0 example. The example application was written to run in Glassfish, using EclipseLink as JPA provider. I would like to convert it to run in T...

I have two persistence.xml files, for the sake of testing: src/main/resources/META-INF/persistence.xml src/test/resources/META-INF/persistence.xml How to instruct Maven to ignore the first file...

I am upgrading a code that uses Jersey JAX-RS to run on an Apache TomEE server. Unfortunately it throws errors when I try to use Jersey with TomEE. I am using eclipse and have the JAX-RS project f...

How can I configure OpenEJB logging format? This is what what I see now in logs: [...] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.011 sec Running com.XXX.FooTest Apache Open...

While executin the test (test looks like this: http://tomee.apache.org/examples-trunk/application-composer/README.html), I always get: java.lang.NoSuchMethodError: org.apache.openejb.jee.ManagedBe...

I am doing a small research on Unit Testing of EJB 3.1. At the end my goal is to produce a easy to use solution for Unit Testing EJB 3.1. I do not have much knowledge with big EJB implementations...

I understand that Apache TomEE is a regular Tomcat installation with openejb as a web app. I am trying to understand how all this bootstraps. I will try and ask a few directed questions: Is it i...

Can anyone tell me if it is currently possible to "glue together" a partial Java EE 6 Web Profile over Jetty? I've found a lot of articles about integrating standalone EJB 3 containers, JTA provid...

I'm a web developer ended up in some Java EE development (Richfaces, Seam 2, EJB 3.1, JPA). To test JPA I use hypersonic and Mockito. But I lack deeper EJB knowledge. Some may argue that we should...

I'm running Jetty (from Maven) with OpenEJB inside. The problem is that they conflict through JNDI context. The problem was explained some time ago by Stephen Connolly with a solution. The solution...

What value should I place into <jta-data-source> of my persistence.xml? In glassfish admin panel I created a datasource name "abcDS". In my jndi.properties (inside src/test/resources) I defi...

This is my persistence.xml: <persistence> <persistence-unit name="MyUnit"> <provider>org.hibernate.ejb.HibernatePersistence</provider> <jta-data-source>jdbc/abcDS&...

can we replace Glassfish with Tomcat/OpenEJB for lighter applications? What is the performance of OpenEJB comparing to glassfish as EJB container. What is the restrictions of OpenEJB instead of gl...