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Which are the attributes of Container Managed Security?

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EJB 3.0 has specified following attributes/annotations of security which EJB containers implement:

DeclareRoles - Indicates that class will accept those declared roles. Annotations are applied at class level.

RolesAllowed - Indicates that a method can be accessed by user of role specified. Can be applied at class level resulting which all methods of class can be accessed buy user of role specified.

PermitAll - Indicates that business method is accessible to all. Can be applied at class as well as at method level.

DenyAll - Indicates that business method is not accessible to any of user specified at class or at method level.

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