Developing Enterprise JavaBeans

Ant provides a number of optional tasks for developing EJBs. Generally, these tasks are specific to the particular vendor's EJB Server. Currently, these tasks support these servers:

  • Borland Application Server 4.5

  • IBM WebSphere 4.0

  • iPlanet Application Server 6.0

  • JBoss 2.1 and above EJB servers

  • JOnAS 2.4.x and 2.5 Open Source EJB server

  • Weblogic 4.5.1 through to 7.0 EJB servers

The Ant EJB tasks and the servers they target appear in Table 9-14.

Table 9-14. The Ant EJB tasks

Task

Does this

Application servers

blgenclient

Specifies you want to create a client .jar file corresponding to an EJB .jar file

Borland Application Server 4.5 and 5.x

ddcreator

Specifies you want to compile Weblogic text-based deployment descriptors into an EJB deployment descriptor

Weblogic 4.5.1

ejbc

Lets you run Weblogic's ejbc tool

Weblogic 4.5.1

ejbjar

Supports creation of EJB .jar files (EJB 1.1 & 2.0)

Borland Application Server 4.5 and 5.x, iPlanet Application Server 6.0, JBoss, JOnAS 2.4.x and 2.5, Weblogic 5.1 to 7.0, and IBM WebSphere 4.0

iplanet-ejbc

Supports compilation of EJB stubs and skeletons for iPlanet Application Server 6.0

iPlanet Application Server 6.0

wlrun

Lets you start a Weblogic server

Weblogic 4.5.1 to 7.0

wlstop

Lets you stop a Weblogic server

Weblogic 4.5.1 to 7.0

JARing Files

The largest and most general of the EJB tasks is the ejbjar task. This task works by scanning directories; for each deployment descriptor found, ejbjar will parse it to determine the necessary ...

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