Package com.JesacaLin.GrubGoblin_v13.daos

Class UserDAO

java.lang.Object

com.JesacaLin.GrubGoblin_v13.daos.UserDAO

@Component
public class UserDAO
extends Object

DAO class for managing User entities in the database.

Constructor Summary

Constructors

Constructor	Description
UserDAO(DataSource dataSource, org.springframework.security.crypto.password.PasswordEncoder passwordEncoder)	Constructs a new UserDAO with the given DataSource and PasswordEncoder.

Method Summary

Modifier and Type	Method	Description
List<String>	addRoleToUser(String username, String role)	Adds a role to a User.
User	createUser(User user)	Creates a new User.
int	deleteUser(String username)	Deletes a User by its username.
List<User>	getAllUsers()	Retrieves all Users.
List<String>	getRolesForUser(String username)	Retrieves all roles for a specific User.
User	getUserByUsername(String username)	Retrieves a User by its username.
void	removeRoleFromUser(String username, String role)	Removes a role from a User.
User	updateUser(String username, User user)	Updates a User.

Methods inherited from class java.lang.Object

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

Constructor Details

UserDAO

public UserDAO(DataSource dataSource,
 org.springframework.security.crypto.password.PasswordEncoder passwordEncoder)

Constructs a new UserDAO with the given DataSource and PasswordEncoder.

Parameters:

dataSource - the DataSource to use for database access

passwordEncoder - the PasswordEncoder to use for password hashing

Method Details

getAllUsers

public List<User> getAllUsers()

Retrieves all Users.

Returns:

a list of all Users

getUserByUsername

public User getUserByUsername(String username)

Retrieves a User by its username.

Parameters:

username - the username of the User to retrieve

Returns:

the User with the given username, or null if no such User exists

createUser

public User createUser(User user)

Creates a new User.

Parameters:

user - the User to create

Returns:

the created User, or null if the User could not be created

updateUser

public User updateUser(String username,
 User user)

Updates a User.

Parameters:

username - the username of the User to update

user - the User data to update

Returns:

the updated User

deleteUser

public int deleteUser(String username)

Deletes a User by its username.

Parameters:

username - the username of the User to delete

Returns:

the number of rows affected by the delete

getRolesForUser

public List<String> getRolesForUser(String username)

Retrieves all roles for a specific User.

Parameters:

username - the username of the User to retrieve roles for

Returns:

a list of all roles for the specified User

addRoleToUser

public List<String> addRoleToUser(String username,
 String role)

Adds a role to a User.

Parameters:

username - the username of the User to add the role to

role - the role to add

Returns:

a list of all roles for the specified User after the add operation

removeRoleFromUser

public void removeRoleFromUser(String username,
 String role)

Removes a role from a User.

Parameters:

username - the username of the User to remove the role from

role - the role to remove