1. How CMT and BMT are managed in EJB? stackoverflow.comHow CMT and BMT are managed? As per my understanding Container Managed transactions are Container Managed transactions are achieved with JTA APIS which supported by application server not webservers like tomcat CMT ... |
2. Some CMT and BMT doubts in EJB? stackoverflow.comwhen using CMT in session beans where do we commit the transaction? With REQUIRES_NEW attribute Container creates a new transaction and the callers transaction is suspended Just get better understanding ... |
3. EJB CMT and transaction timeout stackoverflow.comIn a Websphere7 environment, the container is set to timeout any transaction that last longer than 120 seconds for all of our CMT Session Beans. However, I've been ask to add ... |
4. How to control transaction of CMT EJB from client stackoverflow.comWe are trying to build an application, which talks to the remote EJB services and local database. EJB methods are CMT with |
5. CMT and Connection Objects java-forums.org@TransactionAttribute(TransactionAttributeType.REQ UIRED) public void someMethod(...) { // obtain con1 and con2 connection objects con1 = ...; con2 = ...; stmt1 = con1.createStatement(); stmt2 = con2.createStatement(); // // Perform some updates on con1 and con2. The container // automatically enlists con1 and con2 with the container- // managed transaction. // } As we have specified TransactionAttributeType.REQUIRED, container will start a transaction (i ... |
6. CMT setRollbackOnly(), RollabackException java-forums.org[P-189] of EJB3 In Action: "In case of transactions propagated from the client, if our method indicates that the transaction should be rolled back, the container will not only roll back the whole transaction but will also throw a javax.transaction.RollbackException back to the client." a) I tested this scenario, the container is not throwing RollbackException.Moreover nothing of this sort is written ... |
7. EntityManager in EJB3 CMT forums.oracle.comThis truly is one of the fundamental design problems with Entity beans in general. In our application we have some tables that have records in the excess of a million records, so doing a select of every record would be JVM suicide. I find using SessionBeans and DAO's more than suitable, however that is just personal opinion. You can try narrowing ... |