content: package com.jiron.common.security.handler;
  
  import com.jiron.common.core.constant.HttpStatus;
  import com.jiron.common.core.exception.DemoModeException;
  import com.jiron.common.core.exception.InnerAuthException;
  import com.jiron.common.core.exception.ServiceException;
  import com.jiron.common.core.exception.auth.NotPermissionException;
  import com.jiron.common.core.exception.auth.NotRoleException;
  import com.jiron.common.core.utils.StringUtils;
  import com.jiron.common.core.web.domain.AjaxResult;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.validation.BindException;
  import org.springframework.web.HttpRequestMethodNotSupportedException;
  import org.springframework.web.bind.MethodArgumentNotValidException;
  import org.springframework.web.bind.MissingPathVariableException;
  import org.springframework.web.bind.annotation.ExceptionHandler;
  import org.springframework.web.bind.annotation.RestControllerAdvice;
  import org.springframework.web.method.annotation.MethodArgumentTypeMismatchException;
  import javax.servlet.http.HttpServletRequest;
  
  /**
   * 全局异常处理器
   *
   * @author ruoyi
   */
  @RestControllerAdvice
  public class GlobalExceptionHandler
  {
      private static final Logger log = LoggerFactory.getLogger(GlobalExceptionHandler.class);
  
      /**
       * 权限码异常
       */
      @ExceptionHandler(NotPermissionException.class)
      public AjaxResult handleNotPermissionException(NotPermissionException e, HttpServletRequest request)
      {
          String requestURI = request.getRequestURI();
          log.error("请求地址'{}',权限码校验失败'{}'", requestURI, e.getMessage());
          return AjaxResult.error(HttpStatus.FORBIDDEN, "没有访问权限，请联系管理员授权");
      }
  
      /**
       * 角色权限异常
       */
      @ExceptionHandler(NotRoleException.class)
      public AjaxResult handleNotRoleException(NotRoleException e, HttpServletRequest request)
      {
          String requestURI = request.getRequestURI();
          log.error("请求地址'{}',角色权限校验失败'{}'", requestURI, e.getMessage());
          return AjaxResult.error(HttpStatus.FORBIDDEN, "没有访问权限，请联系管理员授权");
      }
  
      /**
       * 请求方式不支持
       */
      @ExceptionHandler(HttpRequestMethodNotSupportedException.class)
      public AjaxResult handleHttpRequestMethodNotSupported(HttpRequestMethodNotSupportedException e, HttpServletRequest request)
      {
          String requestURI = request.getRequestURI();
          log.error("请求地址'{}',不支持'{}'请求", requestURI, e.getMethod());
          return AjaxResult.error(e.getMessage());
      }
  
      /**
       * 业务异常
       */
      @ExceptionHandler(ServiceException.class)
      public AjaxResult handleServiceException(ServiceException e, HttpServletRequest request)
      {
          log.error(e.getMessage(), e);
          Integer code = e.getCode();
          return StringUtils.isNotNull(code) ? AjaxResult.error(code, e.getMessage()) : AjaxResult.error(e.getMessage());
      }
  
      /**
       * 请求路径中缺少必需的路径变量
       */
      @ExceptionHandler(MissingPathVariableException.class)
      public AjaxResult handleMissingPathVariableException(MissingPathVariableException e, HttpServletRequest request)
      {
          String requestURI = request.getRequestURI();
          log.error("请求路径中缺少必需的路径变量'{}',发生系统异常.", requestURI, e);
          return AjaxResult.error(String.format("请求路径中缺少必需的路径变量[%s]", e.getVariableName()));
      }
  
      /**
       * 请求参数类型不匹配
       */
      @ExceptionHandler(MethodArgumentTypeMismatchException.class)
      public AjaxResult handleMethodArgumentTypeMismatchException(MethodArgumentTypeMismatchException e, HttpServletRequest request)
      {
          String requestURI = request.getRequestURI();
          log.error("请求参数类型不匹配'{}',发生系统异常.", requestURI, e);
          return AjaxResult.error(String.format("请求参数类型不匹配，参数[%s]要求类型为：'%s'，但输入值为：'%s'", e.getName(), e.getRequiredType().getName(), e.getValue()));
      }
  
      /**
       * 拦截未知的运行时异常
       */
      @ExceptionHandler(RuntimeException.class)
      public AjaxResult handleRuntimeException(RuntimeException e, HttpServletRequest request)
      {
          String requestURI = request.getRequestURI();
          log.error("请求地址'{}',发生未知异常.", requestURI, e);
          return AjaxResult.error(e.getMessage());
      }
  
      /**
       * 系统异常
       */
      @ExceptionHandler(Exception.class)
      public AjaxResult handleException(Exception e, HttpServletRequest request)
      {
          String requestURI = request.getRequestURI();
          log.error("请求地址'{}',发生系统异常.", requestURI, e);
          return AjaxResult.error(e.getMessage());
      }
  
      /**
       * 自定义验证异常
       */
      @ExceptionHandler(BindException.class)
      public AjaxResult handleBindException(BindException e)
      {
          log.error(e.getMessage(), e);
          String message = e.getAllErrors().get(0).getDefaultMessage();
          return AjaxResult.error(message);
      }
  
      /**
       * 自定义验证异常
       */
      @ExceptionHandler(MethodArgumentNotValidException.class)
      public Object handleMethodArgumentNotValidException(MethodArgumentNotValidException e)
      {
          log.error(e.getMessage(), e);
          String message = e.getBindingResult().getFieldError().getDefaultMessage();
          return AjaxResult.error(message);
      }
  
      /**
       * 内部认证异常
       */
      @ExceptionHandler(InnerAuthException.class)
      public AjaxResult handleInnerAuthException(InnerAuthException e)
      {
          return AjaxResult.error(e.getMessage());
      }
  
      /**
       * 演示模式异常
       */
      @ExceptionHandler(DemoModeException.class)
      public AjaxResult handleDemoModeException(DemoModeException e)
      {
          return AjaxResult.error("演示模式，不允许操作");
      }
  }
  