springboot项目配置拦截器，进行登陆等拦截

public class LoginInterceptor implements HandlerInterceptor{
	private static Log logger = LogFactory.getLog(LoginInterceptor.class);
	//handle 前
	@Override
	public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
			throws Exception {
		
		SysUser user  = (SysUser) request.getSession().getAttribute("user");
		logger.info("***********************执行了拦截器*************************");
		if(user==null) {public class LoginInterceptor impl