Given a list of methods for a stateful or stateless session bean class, define which of the following operations can be performed from each of those methods: SessionContext interface metho

This page discusses - Given a list of methods for a stateful or stateless session bean class, define which of the following operations can be performed from each of those methods: SessionContext interface metho

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Given a list of responsibilities related to session beans, identify those which are the responsibility of the session bean provider and those which are the responsibility of the EJB contai Given a list of methods for a stateful or stateless session bean class, define which of the following operations can be performed from each of those methods: SessionContext interface metho Chapter 4. Session Bean Life Cycle Identify correct and incorrect statements or examples about the client view of a session bean's local and remote component interfaces. Identify the interface and method for each of the following: retrieve the session bean's remote home interface, retrieve the session bean's local component interface, determine if the sessio Match the correct description about purpose and function to which session bean type they apply: stateless, stateful, or both. 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Given a list of methods for a stateful or stateless session bean class, define which of the following operations can be performed from each of those methods: SessionContext interface methods, UserTransaction methods, Java Naming and Directory Interface API (JNDI API) access to java:comp/env environment naming context, resource manager access, and other enterprise bean access.

Stateful Session Bean

Table 4.1. Operations allowed in the methods of a stateful session bean

Bean methodBean method can perform the following operations
Container-managed transaction demarcationBean-managed transaction demarcation
constructor--
setSessionContext

SessionContext methods: getEJBHome, getEJBLocalHome.

JNDI access to java:comp/env

SessionContext methods: getEJBHome, getEJBLocalHome.

JNDI access to java:comp/env

ejbCreate

ejbRemove

ejbActivate

ejbPassivate

SessionContext methods: getEJBHome, getEJBLocalHome, getCallerPrincipal, isCallerInRole, getEJBObject, getEJBLocalObject.

JNDI access to java:comp/env

Resource manager access

Enterprise bean access

SessionContext methods: getEJBHome, getEJBLocalHome, getCallerPrincipal, isCallerInRole, getEJBObject, getEJBLocalObject, getUserTransaction.

UserTransaction methods

JNDI access to java:comp/env

Resource manager access

Enterprise bean access

Business method from component interface

SessionContext methods: getEJBHome, getEJBLocalHome, getCallerPrincipal, getRollbackOnly, isCallerInRole, setRollbackOnly, getEJBObject, getEJBLocalObject.

JNDI access to java:comp/env

Resource manager access

Enterprise bean access

SessionContext methods: getEJBHome, getEJBLocalHome, getCallerPrincipal, isCallerInRole, getEJBObject, getEJBLocalObject, getUserTransaction.

UserTransaction methods

JNDI access to java:comp/env

Resource manager access

Enterprise bean access

afterBegin

beforeCompletion

SessionContext methods: getEJBHome, getEJBLocalHome, getCallerPrincipal, getRollbackOnly, isCallerInRole, setRollbackOnly, getEJBObject, getEJBLocalObject.

JNDI access to java:comp/env

Resource manager access

Enterprise bean access

N/A

(a bean with bean-managed transaction (BMT) demarcation cannot implement the SessionSynchronization interface)

afterCompletion

SessionContext methods: getEJBHome, getEJBLocalHome, getCallerPrincipal, isCallerInRole, getEJBObject, getEJBLocalObject.

JNDI access to java:comp/env

Stateless Session Bean

Table 4.2. Operations allowed in the methods of a stateless session bean

Bean methodBean method can perform the following operations
Container-managed transaction demarcationBean-managed transaction demarcation
constructor--
setSessionContext

SessionContext methods: getEJBHome, getEJBLocalHome.

JNDI access to java:comp/env

SessionContext methods: getEJBHome, getEJBLocalHome.

JNDI access to java:comp/env

ejbCreate

ejbRemove

SessionContext methods: getEJBHome, getEJBLocalHome, getEJBObject, getEJBLocalObject.

JNDI access to java:comp/env

SessionContext methods: getEJBHome, getEJBLocalHome, getEJBObject, getEJBLocalObject, getUserTransaction.

JNDI access to java:comp/env

Business method from component interface

SessionContext methods: getEJBHome, getEJBLocalHome, getCallerPrincipal, getRollbackOnly, isCallerInRole, setRollbackOnly, getEJBObject, getEJBLocalObject.

JNDI access to java:comp/env

Resource manager access

Enterprise bean access

SessionContext methods: getEJBHome, getEJBLocalHome, getCallerPrincipal, isCallerInRole, getEJBObject, getEJBLocalObject, getUserTransaction.

UserTransaction methods

JNDI access to java:comp/env

Resource manager access

Enterprise bean access

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Given a list of methods for a stateful or stateless session bean class, define which of the following operations can be performed from each of those methods: SessionContext interface metho

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