edu.msu.nscl.olog

Class UserManager

java.lang.Object

edu.msu.nscl.olog.UserManager

Direct Known Subclasses:

ADLDAPUserManager, IDUserManager, LDAPUserManager

public abstract class UserManager
extends Object

Owner (group) membership management.

Author:

Ralph Lange , Gabriele Carcassi

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	UserManager()

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract Set<String>	getGroups(Principal user) Retrieves the group membership for the given principal.
String	getHostAddress() Returns the current user's hostName.
static UserManager	getInstance() Returns the (singleton) instance of UserManager.
String	getUserName() Returns the current user's name.
void	setHostAddress(String hostName) Sets the (thread local) user hostName to be used in further calls.
void	setUser(Principal user, boolean isAdmin) Sets the (thread local) user principal to be used in further calls and retrieves the group information.
boolean	userHasAdminRole() Checks if the user has admin role.
boolean	userIsInGroup(String group) Checks if the user is in the specified group.

Methods inherited from class java.lang.Object

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

Constructor Detail

UserManager

protected UserManager()

Method Detail

getInstance

public static UserManager getInstance()

Returns the (singleton) instance of UserManager.

Returns:

instance of UserManager

getGroups

protected abstract Set<String> getGroups(Principal user)

Retrieves the group membership for the given principal.

Parameters:

user - a user

Returns:

the group names

setUser

public void setUser(Principal user,
           boolean isAdmin)

Sets the (thread local) user principal to be used in further calls and retrieves the group information.

Parameters:

user - principal

isAdmin - flag: true = user has Admin role

userIsInGroup

public boolean userIsInGroup(String group)

Checks if the user is in the specified group.

Parameters:

group - name of the group to check membership

Returns:

true if user is a member of group

userHasAdminRole

public boolean userHasAdminRole()

Checks if the user has admin role.

Returns:

true if user is a member of group

getUserName

public String getUserName()

Returns the current user's name.

Returns:

name of current user

setHostAddress

public void setHostAddress(String hostName)

Sets the (thread local) user hostName to be used in further calls.

Parameters:

haostName - String of host name

getHostAddress

public String getHostAddress()

Returns the current user's hostName.

Returns:

hostName of current user