Spring + SpringMVC + Mybatis 项目

package controller.interceptor; import net.sf.json.JSONObject; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Component; import org.springframework.web.method.HandlerMethod; import org.springframework.web.servlet.HandlerInterceptor; import service.Result; import service.TokenManager; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; import java.io.PrintWriter; import java.lang.reflect.Method; /** * @author aeolus * @program SSMDemo * @description * @date 2021-05-08 17:32:03 */ @Component public class Interceptor implements HandlerInterceptor { @Autowired private TokenManager tokenManager; @Override public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception { HandlerMethod handlerMethod = (HandlerMethod) handler; Method method = handlerMethod.getMethod(); String tokenValue = request.getHeader("tokenValue"); System.out.println("tokenValue:"+tokenValue); if (tokenValue == null){ return true; } if (method.getAnnotation(Admin.class) != null && method.getAnnotation(User.class) != null) { if (tokenManager.checkToken(tokenValue) &&("admin".equals(tokenValue.split("_")[1])|| "user" .equals(tokenValue.split("_")[1]) )){ System.out.println(1); return true; } // 拦截 interceptor("管理员与普通用户", response); return false; } else if (method.getAnnotation(Developer.class) != null && method.getAnnotation(User.class) != null) { if (tokenManager.checkToken(tokenValue) && ("developer".equals(tokenValue.split("_")[1])|| "user" .equals(tokenValue.split("_")[1]) )){ System.out.println(2); return true; } // 拦截 interceptor("开发者与普通用户", response); return false; } else if (method.getAnnotation(Admin.class) != null) { if (tokenManager.checkToken(tokenValue) && "admin".equals(tokenValue.split("_")[1])){ System.out.println(3); return true; } // 拦截 interceptor("管理员", response); return false; }else if (method.getAnnotation(Developer.class) != null) { // 为staff if (tokenManager.checkToken(tokenValue) && "developer".equals(tokenValue.split("_")[1])){ System.out.println(4); return true; } // 拦截 interceptor("开发者", response); return false; } System.out.println(5); return true; } private void interceptor(String msg, HttpServletResponse response) { Result result = new Result(); result.setMsg("非" + msg +"，禁止操作"); PrintWriter out = null; try { response.setCharacterEncoding("UTF-8"); response.setHeader("Content-Type", "application/json; charset=UTF-8"); out = response.getWriter(); out.write(JSONObject.fromObject(result).toString()); } catch (IOException ie) { ie.printStackTrace(); } } }