The API Layer transaction strategy is used when you have coarse-grained methods that act as primary entry points to back-end functionality. (Call them services if you would like.) ...

This article focuses on distributed transactions using the JTA (Java Transaction API) and will elaborate on how distributed transactions (also called XA) can be used in a standalone java ...

Introduced as a part of Java EE 5, the Java Persistence API is a much awaited mechanism for persisting Java objects in the relational database by mapping Java objects to relational database tables.

Read more here. Berkeley DB JE 2.0 picks up support for JCA (J2EE Connector Architecture), JTA (Java Transaction API) and JMX (Java Management Extensions).

The Quartz Scheduler includes many enterprise-class features, such as Java Transaction API transactions and clustering.