Interface EntityTransaction


public interface EntityTransaction
Interface used to control transactions on resource-local entity managers. The EntityManager.getTransaction() method returns the EntityTransaction interface.
Since:
1.0
  • Method Summary

    Modifier and Type
    Method
    Description
    void
    Start a resource transaction.
    void
    Commit the current resource transaction, writing any unflushed changes to the database.
    boolean
    Determine whether the current resource transaction has been marked for rollback.
    The transaction timeout.
    boolean
    Indicate whether a resource transaction is in progress.
    void
    Roll back the current resource transaction.
    void
    Mark the current resource transaction so that the only possible outcome of the transaction is for the transaction to be rolled back.
    void
    Set the transaction timeout, in seconds.
  • Method Details

    • begin

      void begin()
      Start a resource transaction.
      Throws:
      IllegalStateException - if isActive() is true
    • commit

      void commit()
      Commit the current resource transaction, writing any unflushed changes to the database.
      Throws:
      IllegalStateException - if isActive() is false
      RollbackException - if the commit fails
    • rollback

      void rollback()
      Roll back the current resource transaction.
      Throws:
      IllegalStateException - if isActive() is false
      PersistenceException - if an unexpected error condition is encountered
    • setRollbackOnly

      void setRollbackOnly()
      Mark the current resource transaction so that the only possible outcome of the transaction is for the transaction to be rolled back.
      Throws:
      IllegalStateException - if isActive() is false
    • getRollbackOnly

      boolean getRollbackOnly()
      Determine whether the current resource transaction has been marked for rollback.
      Returns:
      boolean indicating whether the transaction has been marked for rollback
      Throws:
      IllegalStateException - if isActive() is false
    • isActive

      boolean isActive()
      Indicate whether a resource transaction is in progress.
      Returns:
      boolean indicating whether transaction is in progress
      Throws:
      PersistenceException - if an unexpected error condition is encountered
    • setTimeout

      void setTimeout(Integer timeout)
      Set the transaction timeout, in seconds. This is a hint.
      Parameters:
      timeout - the timeout, in seconds, or null to indicate that the database server should set the timeout
      Since:
      3.2
    • getTimeout

      Integer getTimeout()
      The transaction timeout.
      Since:
      3.2