Package org.springframework.security.provisioning

Class InMemoryUserDetailsManager

java.lang.Object

org.springframework.security.provisioning.InMemoryUserDetailsManager

All Implemented Interfaces:

UserDetailsPasswordService, UserDetailsService, UserDetailsManager

public class InMemoryUserDetailsManager
extends Object
implements UserDetailsManager, UserDetailsPasswordService

Non-persistent implementation of UserDetailsManager which is backed by an in-memory map.

Mainly intended for testing and demonstration purposes, where a full blown persistent system isn't required.

Since:

3.1

Field Summary

Fields

Modifier and Type	Field	Description
protected final org.apache.commons.logging.Log	logger

Fields inherited from interface org.springframework.security.core.userdetails.UserDetailsPasswordService

NOOP

Constructor Summary

Constructors

Constructor	Description
InMemoryUserDetailsManager()
InMemoryUserDetailsManager(Collection<UserDetails> users)
InMemoryUserDetailsManager(Properties users)
InMemoryUserDetailsManager(UserDetails... users)

Method Summary

Modifier and Type	Method	Description
void	changePassword(String oldPassword, String newPassword)	Modify the current user's password.
void	createUser(UserDetails user)	Create a new user with the supplied details.
void	deleteUser(String username)	Remove the user with the given login name from the system.
UserDetails	loadUserByUsername(String username)	Locates the user based on the username.
void	setAuthenticationManager(AuthenticationManager authenticationManager)
void	setSecurityContextHolderStrategy(SecurityContextHolderStrategy securityContextHolderStrategy)	Sets the SecurityContextHolderStrategy to use.
UserDetails	updatePassword(UserDetails user, @Nullable String newPassword)	Modify the specified user's password.
void	updateUser(UserDetails user)	Update the specified user.
boolean	userExists(String username)	Check if a user with the supplied login name exists in the system.

Methods inherited from class java.lang.Object

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

Field Details

logger

protected final org.apache.commons.logging.Log logger

Constructor Details

InMemoryUserDetailsManager

public InMemoryUserDetailsManager()

InMemoryUserDetailsManager

public InMemoryUserDetailsManager(Collection<UserDetails> users)

InMemoryUserDetailsManager

public InMemoryUserDetailsManager(UserDetails... users)

InMemoryUserDetailsManager

public InMemoryUserDetailsManager(Properties users)

Method Details

createUser

public void createUser(UserDetails user)

Description copied from interface: UserDetailsManager

Create a new user with the supplied details.

Specified by:

createUser in interface UserDetailsManager

deleteUser

public void deleteUser(String username)

Description copied from interface: UserDetailsManager

Remove the user with the given login name from the system.

Specified by:

deleteUser in interface UserDetailsManager

updateUser

public void updateUser(UserDetails user)

Description copied from interface: UserDetailsManager

Update the specified user.

Specified by:

updateUser in interface UserDetailsManager

userExists

public boolean userExists(String username)

Description copied from interface: UserDetailsManager

Check if a user with the supplied login name exists in the system.

Specified by:

userExists in interface UserDetailsManager

changePassword

public void changePassword(String oldPassword,
 String newPassword)

Description copied from interface: UserDetailsManager

Modify the current user's password. This should change the user's password in the persistent user repository (database, LDAP etc).

Specified by:

changePassword in interface UserDetailsManager

Parameters:

oldPassword - current password (for re-authentication if required)

newPassword - the password to change to

updatePassword

public UserDetails updatePassword(UserDetails user,
 @Nullable String newPassword)

Description copied from interface: UserDetailsPasswordService

Modify the specified user's password. This should change the user's password in the persistent user repository (database, LDAP etc).

Specified by:

updatePassword in interface UserDetailsPasswordService

Parameters:

user - the user to modify the password for

newPassword - the password to change to, encoded by the configured PasswordEncoder

Returns:

the updated UserDetails with the new password

loadUserByUsername

public UserDetails loadUserByUsername(String username)
                               throws UsernameNotFoundException

Description copied from interface: UserDetailsService

Locates the user based on the username. In the actual implementation, the search may possibly be case sensitive, or case insensitive depending on how the implementation instance is configured. In this case, the UserDetails object that comes back may have a username that is of a different case than what was actually requested..

Specified by:

loadUserByUsername in interface UserDetailsService

Parameters:

username - the username identifying the user whose data is required.

Returns:

a fully populated user record (never null)

Throws:

UsernameNotFoundException - if the user could not be found or the user has no GrantedAuthority

setSecurityContextHolderStrategy

public void setSecurityContextHolderStrategy(SecurityContextHolderStrategy securityContextHolderStrategy)

Sets the SecurityContextHolderStrategy to use. The default action is to use the SecurityContextHolderStrategy stored in SecurityContextHolder.

Since:

5.8

setAuthenticationManager

public void setAuthenticationManager(AuthenticationManager authenticationManager)