Managed Classes and Object Injection in Java EE 5

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Expertise: Advanced
Language: Java

September 2, 2011

This table provides a quick reference for what types of managed classes can inject what object in Java EE 5.

	Objects
Managed Classes	Stateful	Stateless	Message-driven Bean (MDB)	Interceptors
JDBC DataSource	Yes	Yes	Yes	Yes
EJBContext	Yes	Yes	Yes	No
Web Service Ref	Yes	Yes	Yes	Yes
EntityManagerFactory	Yes	Yes	Yes	Yes
Timer	No	Yes	Yes	No
UserTransaction	Yes	Yes	Yes	Yes
Mail Resource	Yes	Yes	Yes	Yes
JMS	Yes	Yes	Yes	Yes
Environment Entries	Yes	Yes	Yes	Yes

Anghel Leonard

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