org.wamblee.test.persistence
Interface JpaBuilder.JpaUnitOfWork<T>

Enclosing class:

JpaBuilder

public static interface JpaBuilder.JpaUnitOfWork<T>

Callback interface to execute some JPA code within a transaction with the entitymanager to use provided as input.

Method Summary

T	execute(javax.persistence.EntityManager aEm) Executes the unit of work.

Method Detail

execute

T execute(javax.persistence.EntityManager aEm)
          throws java.lang.Exception

Executes the unit of work. A transaction has been started.

Parameters:

aEm - Entity manager.

Returns:

Result of the execute method. If you don't want to return anything use Void for the return type and return null from the implementation.

Throws:

java.lang.Exception