org.musicontroller.security
Interface UserDao

All Known Subinterfaces:

Dao

All Known Implementing Classes:

HibernateDao

public interface UserDao

Specifies the methods a Dao must implement to be used for loading and storing User-objects. The UserDetailsDao class will use tht implementation of this Dao to load User-objects from a database, or whatever method is used to persist Users.

Version:

$Id: UserDao.java,v 1.1 2010/03/16 18:55:42 varienaja Exp $

Author:

Arjan Verstoep

See Also:

DaoUserDetailsService

Method Summary

void	delete(IUser user) Deletes a User-object.
java.util.List<IUser>	findUserByLoginname(java.lang.String loginname) List Users by specifying a certain loginname
IUser	findUserByNamePassword(java.lang.String loginname, java.lang.String password) Get a Particpant by specifying its loginname ans encrypted password
IUser	getUserById(long id) Get a User by specifying its id.
IUser	getUserByLoginname(java.lang.String loginname) Get a User by specifying its loginname
java.util.List<Role>	listRoles()
java.util.List<IUser>	listUsers() List all Users.
void	save(IUser user) Persists a User-object.

Method Detail

getUserByLoginname

IUser getUserByLoginname(java.lang.String loginname)

Get a User by specifying its loginname

Parameters:

loginname - The loginname.

Returns:

The User that has this loginname, or null if there is no such User.

getUserById

IUser getUserById(long id)

Get a User by specifying its id.

Parameters:

id - The id.

Returns:

The User that has this id, or null of there is no such User.

findUserByNamePassword

IUser findUserByNamePassword(java.lang.String loginname,
                             java.lang.String password)

Get a Particpant by specifying its loginname ans encrypted password

Parameters:

loginname - The loginname

password - The encrypted password

Returns:

The User that has this loginname and password, or null if there is no such User.

listUsers

java.util.List<IUser> listUsers()

List all Users.

Returns:

All User-objects that exist, ordered by loginname.

findUserByLoginname

java.util.List<IUser> findUserByLoginname(java.lang.String loginname)

List Users by specifying a certain loginname

Parameters:

loginname - The loginname.

Returns:

A List of all Users that have this loginname (can be 0 or 1).

save

void save(IUser user)

Persists a User-object.

Parameters:

user - The User to persist.

delete

void delete(IUser user)

Deletes a User-object.

Parameters:

user - The User to purge from persistent storage.

listRoles

java.util.List<Role> listRoles()

Returns:

A list of all roles.