The ejb-j2ee-engine.xml is a SAP-specific deployment descriptor that you use to specify the enterprise beans with more details. You still cannot replace the ejb-j2ee-engine.xml with annotations.
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1. In the Project Explorer, open the ejbModule/META-INF directory of the project, and select the ejb-j2ee-engine.xml node.
2. Choose Open with → XML Editor in the context menu.
3. In the XML Editor, use the context menu to add and remove root elements or child elements to other root elements in the deployment descriptor.
ejb-j2ee-engine.xml in the XML editor
4. When ready, save your changes.
● ejb-j2ee-engine_3_0.xsd – Detailed description of the ejb-j2ee-engine.xml XML schema.