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Java Enterprise Edition (EE)

EJBLocalObject


javax.ejb
Interface EJBLocalObject

public interface EJBLocalObject

The EJBLocalObject interface must be extended by all enterprise Beans' local interfaces. An enterprise Bean's local interface provides the local client view of an EJB object. An enterprise Bean's local interface defines the business methods callable by local clients.

The enterprise Bean's local interface is defined by the enterprise Bean provider and implemented by the enterprise Bean container.

Method Summary
 EJBLocalHome getEJBLocalHome()
          Obtain the enterprise Bean's local home interface.
 java.lang.Object getPrimaryKey()
          Obtain the primary key of the EJB local object.
 boolean isIdentical(EJBLocalObject obj)
          Test if a given EJB local object is identical to the invoked EJB local object.
 void remove()
          Remove the EJB local object.
 

Method Detail

getEJBLocalHome

EJBLocalHome getEJBLocalHome()
                             throws EJBException
Obtain the enterprise Bean's local home interface. The local home interface defines the enterprise Bean's create, finder, remove, and home business methods that are available to local clients.

Returns:
A reference to the enterprise Bean's local home interface.
Throws:
EJBException - Thrown when the method failed due to a system-level failure.

getPrimaryKey

java.lang.Object getPrimaryKey()
                               throws EJBException
Obtain the primary key of the EJB local object.

This method can be called on an entity bean. An attempt to invoke this method on a session Bean will result in an EJBException.

Returns:
The EJB local object's primary key.
Throws:
EJBException - Thrown when the method failed due to a system-level failure or when invoked on a session bean.

remove

void remove()
            throws RemoveException,
                   EJBException
Remove the EJB local object.

Throws:
RemoveException - The enterprise Bean or the container does not allow destruction of the object.
EJBException - Thrown when the method failed due to a system-level failure.

isIdentical

boolean isIdentical(EJBLocalObject obj)
                    throws EJBException
Test if a given EJB local object is identical to the invoked EJB local object.

Parameters:
obj - An object to test for identity with the invoked object.
Returns:
True if the given EJB local object is identical to the invoked object, false otherwise.
Throws:
EJBException - Thrown when the method failed due to a system-level failure.


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