ejb.authenticating
Interface Authenticate

All Superinterfaces:

EJBObject, Remote

public interface Authenticate

extends EJBObject

The Authenticate interface is the remote interface for the Authenticate EJB component.

This component maintains no state. When a method is called, it connects to the database, reads data and return it to the caller.

This component is in the EJB tier of the architecture.

Version:

1.0

Author:

Team Two: Matthew Bass, Vijay Sai, Mannik Bhojwani, Paulo Merson

Method Summary

boolean	isAlive() This is a "ping" method that always returns true.
int	login(String userName) Given a user name (which has to be unique), returns a uniques system generated identifier for the users - this is a 3-digit integer. If the name is not found in the database the -1 is returned.

Methods inherited from interface javax.ejb.EJBObject

getEJBHome, getHandle, getPrimaryKey, isIdentical, remove

Method Detail

login

public int login(String userName)
          throws RemoteException

Given a user name (which has to be unique), returns a uniques system generated identifier for the users - this is a 3-digit integer.

If the name is not found in the database the -1 is returned.

Parameters:

userName - - the name of the user

Returns:

int - the unique system generated identifier of the user.

Throws:

RemoteException -

isAlive

public boolean isAlive()
                throws RemoteException

This is a "ping" method that always returns true. If the method is unaccessible (the client receives a RemoteException) then the assumption is that the ARS application is unavailable.

Returns:

boolean - true always

Throws:

RemoteException -