5.服务端登录接口制作

Hr继承UserDetails

public class Hr implements UserDetails {
    private Integer id;

    private String name;

    private String phone;

    private String telephone;

    private String address;

    private Boolean enabled;

    private String username;

    private String password;

    private String userface;

    private String remark;

    private List<Role> roles;

    public List<Role> getRoles() {
        return roles;
    }

    public void setRoles(List<Role> roles) {
        this.roles = roles;
    }

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name == null ? null : name.trim();
    }

    public String getPhone() {
        return phone;
    }

    public void setPhone(String phone) {
        this.phone = phone == null ? null : phone.trim();
    }

    public String getTelephone() {
        return telephone;
    }

    public void setTelephone(String telephone) {
        this.telephone = telephone == null ? null : telephone.trim();
    }

    public String getAddress() {
        return address;
    }

    public void setAddress(String address) {
        this.address = address == null ? null : address.trim();
    }

    public void setEnabled(Boolean enabled) {
        this.enabled = enabled;
    }
    @Override
    public String getUsername() {
        return username;
    }


    public void setUsername(String username) {
        this.username = username == null ? null : username.trim();
    }
    @Override
    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password == null ? null : password.trim();
    }

    public String getUserface() {
        return userface;
    }

    public void setUserface(String userface) {
        this.userface = userface == null ? null : userface.trim();
    }

    public String getRemark() {
        return remark;
    }

    public void setRemark(String remark) {
        this.remark = remark == null ? null : remark.trim();
    }

    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() {
        List<SimpleGrantedAuthority> authorities = new ArrayList<>(roles.size());
        for (Role role : roles) {
            authorities.add(new SimpleGrantedAuthority(role.getName()));
        }
        return authorities;
    }

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

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

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

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

HrService 实现UserDetailsService接口

@Service
public class HrService implements UserDetailsService {
    @Autowired
    HrMapper hrMapper;

    @Override
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
        Hr hr= hrMapper.loadUserByUsername(username);
        if(hr==null){
            throw new UsernameNotFoundException("用户不存在");
        }
        hr.setRoles(hrMapper.getHrRolesById(hr.getId()));
        return hr;
    }
}
           

HrMapper

public interface HrMapper {
    int deleteByPrimaryKey(Integer id);

    int insert(Hr record);

    int insertSelective(Hr record);

    Hr selectByPrimaryKey(Integer id);

    int updateByPrimaryKeySelective(Hr record);

    int updateByPrimaryKey(Hr record);

    Hr loadUserByUsername(String username);

    List<Role> getHrRolesById(Integer id);
}
           

HrMapper.xml

<select id="loadUserByUsername" resultMap="BaseResultMap">
  select * from hr where username = #{username}
</select>
           

SecurityConfig

@Configuration
public class SecurityConfig extends WebSecurityConfigurerAdapter {
    @Autowired
    HrService hrService;

    @Bean
    PasswordEncoder passwordEncoder(){
        return new BCryptPasswordEncoder();
    }

    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        auth.userDetailsService(hrService);
    }


    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http.authorizeRequests()
                .anyRequest().authenticated()
                .and()
                .formLogin()
                .usernameParameter("username")
                .passwordParameter("password")
                .loginProcessingUrl("/doLogin")
                .loginPage("/login")
                .successHandler(new AuthenticationSuccessHandler() {
                    @Override
                    public void onAuthenticationSuccess(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Authentication authentication) throws IOException, ServletException {
                        httpServletResponse.setContentType("application/json;charset=utf-8");
                        PrintWriter out = httpServletResponse.getWriter();
                        Hr hr =(Hr) authentication.getPrincipal();
                        hr.setPassword(null);
                        RespBean ok=RespBean.ok("登录成功",hr);
                        String s = new ObjectMapper().writeValueAsString(ok);
                        out.write(s);
                        out.flush();
                        out.close();
                    }
                })
                .failureHandler(new AuthenticationFailureHandler() {
                    @Override
                    public void onAuthenticationFailure(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, AuthenticationException e) throws IOException, ServletException {
                        httpServletResponse.setContentType("application/json;charset=utf-8");
                        PrintWriter out = httpServletResponse.getWriter();
                        RespBean respBean = RespBean.error("登录失败");
                        if (e instanceof LockedException) {
                            respBean.setMsg("账号被锁定，请联系管理员");
                        } else if (e instanceof CredentialsExpiredException) {
                            respBean.setMsg("密码过期，请联系管理员！");
                        }else if (e instanceof AccountExpiredException){
                            respBean.setMsg("账户过期，请联系管理员");
                        }else if(e instanceof DisabledException){
                            respBean.setMsg("账户被禁用，请联系管理员");
                        } else if (e instanceof BadCredentialsException) {
                            respBean.setMsg("用户名或密码错误，请联系管理员");
                        }
                        out.write(new ObjectMapper().writeValueAsString(respBean));
                        out.flush();
                        out.close();
                    }
                })
                .permitAll()
                .and()
                .logout()
                .logoutSuccessHandler(new LogoutSuccessHandler() {
                    @Override
                    public void onLogoutSuccess(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Authentication authentication) throws IOException, ServletException {
                        httpServletResponse.setContentType("application/json;charset=utf-8");
                        PrintWriter out = httpServletResponse.getWriter();
                        out.write(new ObjectMapper().writeValueAsString(RespBean.ok("注销成功")));
                        out.flush();
                        out.close();
                    }
                })
                .permitAll()
                .and()
                .csrf().disable();
    }

}
           

RespBean.java

public class RespBean {
    private Integer status;
    private String msg;
    private Object obj;

    public static RespBean ok(String msg){
        return new RespBean(200, msg, null);
    }

    public static RespBean ok(String msg,Object obj){
        return new RespBean(200, msg, obj);
    }

    public static RespBean error(String msg){
        return new RespBean(500, msg, null);
    }

    public static RespBean error(String msg,Object obj){
        return new RespBean(500, msg, obj);
    }



    private RespBean(){

    }

    private RespBean(Integer status, String msg, Object obj) {
        this.status = status;
        this.msg = msg;
        this.obj = obj;
    }

    public Integer getStatus() {
        return status;
    }

    public void setStatus(Integer status) {
        this.status = status;
    }

    public String getMsg() {
        return msg;
    }

    public void setMsg(String msg) {
        this.msg = msg;
    }

    public Object getObj() {
        return obj;
    }

    public void setObj(Object obj) {
        this.obj = obj;
    }
}
           

HelloController

@RestController
public class HelloController {
    @GetMapping
    public String hello(){
        return "hello";
    }
}
           

LoginController

@RestController
public class LoginController {
    @GetMapping("/login")
    public RespBean login() {
        return RespBean.error("尚未登录，请登录");
    }
}