This figure shows that the application.xml file contains a reference to the ejb-jar.xml file. The ejb-xml.jar file contains a reference to a data source resource that is defined in weblogic-ejb-jar.xml. The resource definition in weblogic-ejb-jar.xml contains a reference to the jndi name that is configured for the data source defined in data-source-1-jdbc.xml. The weblo0gic-application.xml file contains a reference to data-source-1-jdbc.xml.