Defining Transaction Attributes

Transaction attributes specify how the EJB Container will manage transactions for a method when a client invokes the method through the bean's home or component interface, or when the method is invoked as a result of the arrival of a JMS message.

1. 1.      Open the ejb-jar.xml
2. 2.      From the right-hand pane, choose the Assembly tab
3. 3.      Select the container-transaction node
4. 4.      Choose Add.

   A dialog box appears.

5. 5.      Choose the whole enterprise beans or specific methods for which you want to specify transaction attributes.

   A container-transaction sub-node appears under the root node. It contains all chosen methods.

   If you select a whole enterprise bean, the specified transaction attributes will be applied to all the methods of the enterprise bean.

6. 6.      Choose the transaction attribute from the corresponding drop-down list in the right-hand pane.
7. 7.      Enter a short description.
   Note

   To remove a method from the container-transaction list, select the method and choose Remove.

   To remove the whole container-transaction list, select the node and choose Remove.