Developing the account CMP entity bean

We can add a container-managed persistence entity bean to an EJB project in different ways:

  • Creating beans with the EJB creation wizard (this is what we will do now).

  • Importing a bean from an EJB JAR file. Two typical scenarios where we have to import beans are:

    - We create a relationship with a CMP 2.0 that was developed in another EJB project. Related entity beans have to be part of the same EJB module. See “Developing relationships” on page 435 for details.

    - We derive a bean from a CMP 2.0 that was developed in another EJB project. Parent and child entity beans must be in the same EJB module. See “Developing inheritance structures” on page 447 for details.

  • Generating the bean with the EJB-to-RDB mapping ...

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