EJB Component Types - I

• EJB defines three types of components:

  • stateless
  • conversational
  • persistent

• Stateless components refer to services that do not require any previous state information (Stateless Session Bean).

• Conversational components refer to object that maintain their state across multiple client method invocations and it finishes off as soon as client finishes with the client (Stateful Session Bean).

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