net.enilink.platform.security.auth

Class AccountHelper

java.lang.Object

net.enilink.platform.security.auth.AccountHelper

public class AccountHelper
extends Object

Helper class for managing user accounts.

Constructor Summary

Constructors

Constructor and Description
AccountHelper()

Method Summary

Modifier and Type	Method and Description
static net.enilink.komma.core.IEntity	createUser(net.enilink.komma.core.IEntityManager em, String username, String emailAddress) Creates a new user resource.
static net.enilink.komma.core.IEntity	createUser(net.enilink.komma.core.IEntityManager em, String username, String emailAddress, String encodedPassword) Creates a new user resources.
static String	encodePassword(String password) Encode a password for secure storage within a persistent database, sessions, etc.
static net.enilink.komma.core.IEntity	findUser(net.enilink.komma.core.IEntityManager em, List<net.enilink.komma.core.URI> externalIds) Checks if a user with the given external IDs exists within the system.
static net.enilink.komma.core.IEntity	findUser(net.enilink.komma.core.IEntityManager em, String username, String encodedPassword) Checks if a user with the given username and password exists within the system.
static List<net.enilink.komma.core.URI>	getExternalIds(Subject subject) Returns external IDs from the given subject.
static net.enilink.komma.core.URI	getMailboxURI(String emailAddress) Returns a URI for an email address.
static net.enilink.komma.core.URI	getUserURI(String username) Returns the user's URI for the given user name.
static boolean	hasUserWithEmail(net.enilink.komma.core.IEntityManager em, String emailAddress) Checks if a user with the given -mail address already exists within the system.
static boolean	hasUserWithName(net.enilink.komma.core.IEntityManager em, String username) Checks if a user with the given username already exists within the system.
static void	linkExternalIds(net.enilink.komma.core.IEntityManager em, net.enilink.komma.core.IReference userId, List<net.enilink.komma.core.URI> externalIds) Associates a user ID with one ore more external IDs.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AccountHelper

public AccountHelper()

Method Detail

createUser

public static net.enilink.komma.core.IEntity createUser(net.enilink.komma.core.IEntityManager em,
                                                        String username,
                                                        String emailAddress)
                                                 throws IllegalArgumentException

Creates a new user resource.

Parameters:

em - The entity manager to use

username - The name of the user (nickname)

emailAddress - The user's email address

Returns:

The user resource

Throws:

IllegalArgumentException - If the user with the given id already exists in the database.

createUser

public static net.enilink.komma.core.IEntity createUser(net.enilink.komma.core.IEntityManager em,
                                                        String username,
                                                        String emailAddress,
                                                        String encodedPassword)
                                                 throws IllegalArgumentException

Creates a new user resources.

Parameters:

em - The entity manager to use

username - The name of the user (nickname)

emailAddress - The user's email address

encodedPassword - The already encoded password

Returns:

The user resource

Throws:

IllegalArgumentException - If the user with the given id already exists in the database.

encodePassword

public static String encodePassword(String password)

Encode a password for secure storage within a persistent database, sessions, etc.

Parameters:

password - The password to encode

Returns:

A password hash generated with SHA-1 or a comparable algorithm

findUser

public static net.enilink.komma.core.IEntity findUser(net.enilink.komma.core.IEntityManager em,
                                                      String username,
                                                      String encodedPassword)

Checks if a user with the given username and password exists within the system.

Parameters:

em - The entity manager to use

username - The user's name.

encodedPassword - The encoded password

Returns:

The user entity or else null if the user was not found.

findUser

public static net.enilink.komma.core.IEntity findUser(net.enilink.komma.core.IEntityManager em,
                                                      List<net.enilink.komma.core.URI> externalIds)

Checks if a user with the given external IDs exists within the system.

Parameters:

em - The entity manager to use

externalIds - The user's external IDs.

Returns:

The user entity or else null if the user was not found.

getExternalIds

public static List<net.enilink.komma.core.URI> getExternalIds(Subject subject)

Returns external IDs from the given subject. The external IDs are constructed from OpenID, Kerberos or other principals contained in the subject.

Parameters:

subject - The subject with principals for external IDs.

Returns:

List of extracted external IDs.

getMailboxURI

public static net.enilink.komma.core.URI getMailboxURI(String emailAddress)

Returns a URI for an email address.

Parameters:

emailAddress - An email address

Returns:

A URI with the mailto: scheme

getUserURI

public static net.enilink.komma.core.URI getUserURI(String username)

Returns the user's URI for the given user name.

Parameters:

username - The user's name.

Returns:

The user's URI.

hasUserWithEmail

public static boolean hasUserWithEmail(net.enilink.komma.core.IEntityManager em,
                                       String emailAddress)

Checks if a user with the given -mail address already exists within the system.

Parameters:

em - The entity manager to use

emailAddress - The user's email address

Returns:

true if a user with the given email address already exists, else false.

hasUserWithName

public static boolean hasUserWithName(net.enilink.komma.core.IEntityManager em,
                                      String username)

Checks if a user with the given username already exists within the system.

Parameters:

em - The entity manager to use

username - The user's name.

Returns:

true if a user with the given name already exists, else false.

linkExternalIds

public static void linkExternalIds(net.enilink.komma.core.IEntityManager em,
                                   net.enilink.komma.core.IReference userId,
                                   List<net.enilink.komma.core.URI> externalIds)

Associates a user ID with one ore more external IDs.

Parameters:

em - The entity manager for storing the data

userId - The user ID

externalIds - List of external IDs