Package com.decs.application.services

Class UserService

java.lang.Object

com.decs.application.services.UserService

@Service
public class UserService
extends Object

User Service Class

This class represents a management service for the system's users.

Version:

1.0

Author:

Bruno Guiomar

Field Summary

Fields

Modifier and Type	Field	Description
private final UserRepository	repository

Constructor Summary

Constructors

Constructor	Description
UserService(UserRepository repository)	Class Constructor

Method Summary

Modifier and Type	Method	Description
int	count()
void	delete(Long id)	Delete a user by its identification number
Optional<User>	get(Long id)	Find and retrieve a User object by its identification number
org.springframework.data.domain.Page<User>	list(org.springframework.data.domain.Pageable pageable)
org.springframework.data.domain.Page<User>	list(org.springframework.data.domain.Pageable pageable, org.springframework.data.jpa.domain.Specification<User> filter)
User	update(User entity)	Add a user to the repository

Methods inherited from class java.lang.Object

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

Field Details

repository

private final UserRepository repository

Constructor Details

UserService

public UserService(UserRepository repository)

Class Constructor

Parameters:

repository - System's user repository

Method Details

get

public Optional<User> get(Long id)

Find and retrieve a User object by its identification number

Parameters:

id - User identification number

Returns:

Respective user object

update

public User update(User entity)

Add a user to the repository

Parameters:

entity - User to be added

Returns:

Added user

delete

public void delete(Long id)

Delete a user by its identification number

Parameters:

id - User identification number

list

public org.springframework.data.domain.Page<User> list(org.springframework.data.domain.Pageable pageable)

list

public org.springframework.data.domain.Page<User> list(org.springframework.data.domain.Pageable pageable,
 org.springframework.data.jpa.domain.Specification<User> filter)

count

public int count()

Returns:

Number of users in the user repository