spring-web搭建项目

package com.wanzi.interceptor; import java.lang.reflect.Method; import com.wanzi.annotation.MenuAuth; import com.wanzi.annotation.UnAuth; import com.wanzi.bean.SysLoginAdmin; import com.wanzi.entity.SysAdmin; import com.wanzi.service.SysAdminService; import com.wanzi.util.WebUtils; import lombok.extern.slf4j.Slf4j; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.method.HandlerMethod; import org.springframework.web.servlet.handler.HandlerInterceptorAdapter; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; /** * 系统端权限登录校验 */ @Slf4j public class SysAuthInterceptor extends HandlerInterceptorAdapter { @Autowired private SysAdminService adminService; /** * This implementation always returns {@code true}. */ @Override public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception { MenuAuth menuAuth = null; log.error("后端权限开始判断"); HandlerMethod handlerMethod = (HandlerMethod) handler; Class clasz = handlerMethod.getBean().getClass(); //不需要检验授权的可以跳过 if (clasz.isAnnotationPresent(UnAuth.class)) { return true; } //通过匹配找到url匹配的需要检验的方法注解MenuAuth Method[] methods = clasz.getMethods(); for (Method method : methods) { if (method.isAnnotationPresent(RequestMapping.class)) { if (method.isAnnotationPresent(UnAuth.class)) { RequestMapping mapping = method.getAnnotation(RequestMapping.class); for (String str : mapping.path()) { if (request.getRequestURI().indexOf(str) != -1) { return true; } } } else if (method.isAnnotationPresent(MenuAuth.class)) { // 菜单校验获取菜单 RequestMapping mapping = method.getAnnotation(RequestMapping.class); for (String str : mapping.path()) { if (request.getRequestURI().indexOf(str) != -1) { menuAuth = method.getAnnotation(MenuAuth.class); break; } } if (menuAuth == null) { for (String str : mapping.value()) { if (request.getRequestURI().indexOf(str) != -1) { menuAuth = method.getAnnotation(MenuAuth.class); break; } } } if (menuAuth != null) { break; } } } } log.error("进入权限判断"); SysLoginAdmin loginAdmin = WebUtils.getSysLoginAdmin(); if (loginAdmin != null) { SysAdmin sysAdmin = adminService.getSysAdminById(loginAdmin.getId()); if (sysAdmin != null) { if (sysAdmin.getStatus() == SysAdmin.STATUS_DISABLE) { throw new Exception("账号已停用，请联系管理员"); } if (menuAuth != null && !loginAdmin.checkMenuAuth(request.getRequestURI(), menuAuth)) { throw new Exception("无访问权限"); } return true; } throw new Exception("账号不存在，请重新登录"); } throw new Exception("账号未登录，请重新登录"); } }