I've read this article (assumes I already know what a transaction boundary is) and this SO question (can't decipher meaning of transaction boundary from that question). In other words, there are no...

Hi I have two different database and I need distributed transaction for my process. Chained transaction manager is deprecated (https://github.com/spring-projects/spring-data-commons/issues/2232) An...

While analyzing some performance problems in Wildfly 10.1 in high pressure scenarios I came to the conclusion, that sometimes parallel HTTP threads block each other. The reason seemed to be that ...

I'm using Spring 3.1.0.RELEASE, JUnit 4.8.1, and ultimately deploying my application to a JBoss 4.2 server (I know, I know). As part of setting up my unit test, I have this in my Spring test applic...

I'm wondering how @Transactional works with Spring Data JPA / Hibernate on test methods. I searched some explanations on the web but it still seems obscure. Below is the code I'm using: Member.ja...

I don't understand what is the actual difference between annotations javax.transaction.Transactional and org.springframework.transaction.annotation.Transactional? Is org.springframework.transactio...

I have a class with @Transactional annotation (instead of marking it for all of its method). Although i have a single method inside that class that shouldn't be annotated as @Transactional. My qu...

What is the difference between JTA, JPA and plain JDBC in terms of Hibernate?

If I have nested bean methods which just fetching data from the database. (i.e GET API). So will it be beneficial to mark all bean methods as TransactionAttributeType.NOT_SUPPORTED? Will it help in...

I have queries as below: What is the difference of these two? Are both of these supported by all databases? Are JPA TransactionManager and JTA TransactionManager different?

PostgreSQL 9.1 Glassfish 3.1.2.2 Firefox 10.0.0.7 Linux I am using JPA to persist entities in PostgreSQL. However, there is one table (named Position) which is populated by triggers and I use an ...

I'm trying to understand the use of Java XA Datasource. But I can't still figure when to use it, and when not to use it. I read that XA Datasource used when we use two databases. But I'm not sure ...

I have explored similar questions, but none of them seem to be the same situation. I have a REST application deployed to the JBOSS 7.1.1 server. I am using JPA. Whenever I make a call in the Entity...

Spring has 3 typical nested transactions propagations: REQUIRED, NEW and NESTED. Isolation level types are always described in terms of concurrent transactions. But what about nested case? What is ...

How can I increase JTA transaction timeout in WildFly? Can be updated in standalone.xml as well as from Admin Console right?

I'm trying to use a StatelessSession to do some bulk inserts in an OSGi environment (Karaf 4.0.7), but when I try to commit my transaction I get be.ikan.lib.orm.base.exceptions.PersistenceBrokerEx...

We're trying to run the same web application that uses Atomikos as transaction manager on several local envrionments (each of those uses the same versions of spring, atomikos, tomact etc with the s...

Modules jta and java.sql export package javax.transaction.xa to module dom4j As you can see, both modules jta and java.sql export the same package, javax.transaction.xa. However, the package in...

I'm getting exception when trying to execute test Please help . Thank you in advance I'm using : Java 7 , EclipseLink 2.5.0-SNAPSHOT, Spring 3.2.4 Test configuration file: <bean id="prope...

I'm experimenting with standalone JPA and JTA / XA transaction management provided by Atomikos. My simple unit test persists 3 records, wrapped in a JTA UserTransaction. When using H2 as backing ...

I have a bidirectional one-to-many relationship with the following entity classes: 0 or 1 client <-> 0 or more product orders When persisting the client entity I want the associated product or...

I switched from Hibernate 4.2 to Hibernate 4.3 and my project is not working any more. I'm getting an HibernateException: Unable to locate current JTA transaction when I do Session s = sessio...

Imagine a Java ecosystem where three separate Spring web application is running in separate JVMs and on separate machines (no application server involved, just simple servlet containers). Two of th...

I was using <version.org.aspecj>1.7.4</version.org.aspecj> and <vesrion.org.springframework>4.0.1.RELEASE</vesrion.org.springframework> version of my project. Recently I upg...

I am using Atomikos for JTA transaction. I have following setting for JTA: UserTransactionImp userTransactionImp = new UserTransactionImp(); userTransactionImp.setTransactionTimeout(900); but wh...