Package com.fiap.tech_challenge.parte1.ms_users.services

Class TokenService

java.lang.Object

com.fiap.tech_challenge.parte1.ms_users.services.TokenService

@Service
public class TokenService
extends Object

Service responsible for generating and validating JWT tokens.

Constructor Summary

Constructors

Constructor	Description
TokenService()

Method Summary

Modifier and Type	Method	Description
String	extractUserLoginFromToken(String tokenJWT)	Extracts the user login (subject) from a given JWT token.
String	generateToken(String userLogin)	Generates a signed JWT token for the provided user login.

Methods inherited from class java.lang.Object

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

Constructor Details

TokenService

public TokenService()

Method Details

generateToken

public String generateToken(String userLogin)

Generates a signed JWT token for the provided user login.

Parameters:

userLogin - the user's login (e.g. email or username)

Returns:

a signed JWT token

Throws:

TokenGenerationException - if any error occurs during token creation

extractUserLoginFromToken

public String extractUserLoginFromToken(String tokenJWT)

Extracts the user login (subject) from a given JWT token.

Parameters:

tokenJWT - the JWT token to verify

Returns:

the subject (user login) extracted from the token

Throws:

TokenValidationException - if the token is invalid or expired