customer.springboot.controller.UserController.java Source code

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Here is the source code for customer.springboot.controller.UserController.java

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package customer.springboot.controller;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
import customer.springboot.domain.User;
import customer.springboot.service.UserDao;

/**
 *
 * @author indah
 */
@RestController
@RequestMapping("api/user")
public class UserController {

    @Autowired
    private UserDao userDao;

    @RequestMapping(value = "/loggedin", method = RequestMethod.GET)
    public User getUserLoggedIn() throws Exception {
        Authentication auth = SecurityContextHolder.getContext().getAuthentication();
        if (auth == null) {
            throw new Exception("Unauthenticated Request");
        }

        Object principal = auth.getPrincipal();
        if (principal == null) {
            throw new Exception("Invalid authentication object");
        }

        if (!org.springframework.security.core.userdetails.User.class.isAssignableFrom(principal.getClass())) {
            throw new Exception("Invalid authentication object" + principal.getClass().getName());
        }
        org.springframework.security.core.userdetails.User u = (org.springframework.security.core.userdetails.User) principal;
        return userDao.findByUsername(u.getUsername());
    }
}