CustomUserDetails.java

package com.aleprimo.Booking_System_App.security;

import com.aleprimo.Booking_System_App.entity.User;
import com.aleprimo.Booking_System_App.entity.enums.Role;
import lombok.AllArgsConstructor;
import lombok.Getter;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import java.util.Collection;
import java.util.Set;
import java.util.stream.Collectors;

@AllArgsConstructor
@Getter
public class CustomUserDetails implements UserDetails {

    private final User user;

    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() {
        Set<Role> roles = user.getRoles();
        return roles.stream()
                .map(role -> new SimpleGrantedAuthority("ROLE_" + role.name()))
                .collect(Collectors.toSet());
    }

    @Override
    public String getPassword() {
        return user.getPassword();
    }

    @Override
    public String getUsername() {
        return user.getEmail();
    }

    @Override
    public boolean isAccountNonExpired() {
        return true;
    }

    @Override
    public boolean isAccountNonLocked() {
        return true;
    }

    @Override
    public boolean isCredentialsNonExpired() {
        return true;
    }

    @Override
    public boolean isEnabled() {
        return true;
    }
}