全局异常处理

src/main/java/com/stu/stusystem/common/ApiException.java

@@ -10,9 +10,11 @@ public class ApiException extends RuntimeException {
     @Getter
     @Setter
     private Integer code;
+
     @Getter
     @Setter
     private String message;
+
     @Getter
     @Setter
     private Object data;
@@ -22,11 +24,6 @@ public class ApiException extends RuntimeException {
         this.message = e.getMessage();
     }
 
-    public ApiException(ApiResult e) {
-        this.code = e.getCode();
-        this.message = e.getMessage();
-    }
-
     /**
      * 系统错误
      */
@@ -38,7 +35,7 @@ public class ApiException extends RuntimeException {
      * 提示
      */
     public static final ErrorVM E_LOGIN_UNKNOWN_EMPTY = new ErrorVM(-10001, "验证码不能为空");
-    public static final ApiResult E_LOGIN_UNKNOWN_CODE = new ApiResult(-10002, "验证码错误");
+    public static final ErrorVM E_LOGIN_UNKNOWN_CODE = new ErrorVM(-10002, "验证码错误");
     public static final ErrorVM E_LOGIN_INCORRECT_CREDENTIAL = new ErrorVM(-10003, "账号或者密码错误");
     public static final ErrorVM E_LOGIN_EXCESSIVE_ATTEMPTS = new ErrorVM(-10004, "错误次数过多");
     public static final ErrorVM E_REGISTER_EXISTENCE_ACCOUNT = new ErrorVM(-10006, "注册账号已存在");

src/main/java/com/stu/stusystem/common/ApiResult.java

 package com.stu.stusystem.common;
 
-import com.stu.stusystem.exception.CommonEnum;
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.*;
@@ -22,7 +21,7 @@ import java.io.Serializable;
 @ApiModel(description = "统一响应消息")
 public class ApiResult<T> implements Serializable {
 
-    //是否成功
+    @ApiModelProperty("是否成功")
     private Boolean success;
 
     @ApiModelProperty(value = "状态码", required = true)
@@ -54,7 +53,7 @@ public class ApiResult<T> implements Serializable {
     }
 
     /**
-     * 成功：自定义消息
+     * 成功：自定义code，消息
      */
     public static <T> ApiResult<T> success(int code, String message) {
         return new ApiResult<>(true, code, message);
@@ -89,28 +88,21 @@ public class ApiResult<T> implements Serializable {
     }
 
     /**
-     * 失败
-     */
-    public static <T> ApiResult<T> fail() {
-        return new ApiResult<>(false, 999, "失败");
-    }
-
-    /**
-     * 失败：自定义消息
+     * 错误
      */
-    public static <T> ApiResult<T> fail(String message) {
-        return new ApiResult<>(false, 999, message);
+    public static <T> ApiResult<T> error() {
+        return new ApiResult<T>(false, 500, "");
     }
 
     /**
-     * 错误
+     * 错误：自定义消息
      */
-    public static <T> ApiResult<T> error(CommonEnum e) {
-        return new ApiResult<T>(false, 500, e.getResultMsg());
+    public static <T> ApiResult<T> error(ApiException e) {
+        return new ApiResult<T>(false, 500, e.getMessage());
     }
 
     /**
-     * 错误
+     * 错误:自定义code和消息
      */
     public static <T> ApiResult<T> error(Integer code, String message) {
         return new ApiResult<T>(false, code, message);

src/main/java/com/stu/stusystem/common/OverallException.java

+package com.stu.stusystem.common;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * @author: cxt
+ * @time: 2021/3/10
+ * <p>
+ * 全局异常捕获
+ */
+@Slf4j
+@ControllerAdvice
+public class OverallException {
+
+    /**
+     * 处理自定义的业务异常
+     */
+    @ExceptionHandler(value = ApiException.class)
+    @ResponseBody
+    public ApiResult<ApiException> custom(HttpServletRequest req, ApiException e) {
+        log.error("发生错误！原因是：{}", e.getMessage());
+        return ApiResult.error(e.getCode(), e.getMessage());
+    }
+}

src/main/java/com/stu/stusystem/exception/BaseErrorInfoInterface.java

-package com.stu.stusystem.exception;
-
-/**
- * 异常信息接口
- */
-public interface BaseErrorInfoInterface {
-    /**
-     * 错误码
-     */
-    Integer getResultCode();
-
-    /**
-     * 错误描述
-     */
-    String getResultMsg();
-}
\ No newline at end of file

src/main/java/com/stu/stusystem/exception/BizException.java

-package com.stu.stusystem.exception;
-
-/**
- * @author: cxt
- * @time: 2021/3/10
- * 自定义异常类
- */
-public class BizException extends RuntimeException {
-
-    private static final long serialVersionUID = 1L;
-
-    /**
-     * 错误码
-     */
-    protected String errorCode;
-    /**
-     * 错误信息
-     */
-    protected String errorMsg;
-
-    public BizException() {
-        super();
-    }
-
-    public BizException(BaseErrorInfoInterface errorInfoInterface) {
-        super(errorInfoInterface.getResultCode());
-        this.errorCode = errorInfoInterface.getResultCode();
-        this.errorMsg = errorInfoInterface.getResultMsg();
-    }
-
-    public BizException(BaseErrorInfoInterface errorInfoInterface, Throwable cause) {
-        super(errorInfoInterface.getResultCode(), cause);
-        this.errorCode = errorInfoInterface.getResultCode();
-        this.errorMsg = errorInfoInterface.getResultMsg();
-    }
-
-    public BizException(String errorMsg) {
-        super(errorMsg);
-        this.errorMsg = errorMsg;
-    }
-
-    public BizException(String errorCode, String errorMsg) {
-        super(errorCode);
-        this.errorCode = errorCode;
-        this.errorMsg = errorMsg;
-    }
-
-    public BizException(String errorCode, String errorMsg, Throwable cause) {
-        super(errorCode, cause);
-        this.errorCode = errorCode;
-        this.errorMsg = errorMsg;
-    }
-
-
-    public String getErrorCode() {
-        return errorCode;
-    }
-
-    public void setErrorCode(String errorCode) {
-        this.errorCode = errorCode;
-    }
-
-    public String getErrorMsg() {
-        return errorMsg;
-    }
-
-    public void setErrorMsg(String errorMsg) {
-        this.errorMsg = errorMsg;
-    }
-
-    public String getMessage() {
-        return errorMsg;
-    }
-
-    @Override
-    public Throwable fillInStackTrace() {
-        return this;
-    }
-
-}
\ No newline at end of file

src/main/java/com/stu/stusystem/exception/CommonEnum.java

-package com.stu.stusystem.exception;
-
-/**
- * 异常枚举类
- */
-public enum CommonEnum implements BaseErrorInfoInterface {
-    // 数据操作错误定义
-    SUCCESS("200", "成功!"),
-    BODY_NOT_MATCH("400", "请求的数据格式不符!"),
-    SIGNATURE_NOT_MATCH("401", "请求的数字签名不匹配!"),
-    NOT_FOUND("404", "未找到该资源!"),
-    INTERNAL_SERVER_ERROR("500", "服务器内部错误!"),
-    SERVER_BUSY("503", "服务器正忙，请稍后再试!");
-
-    /**
-     * 错误码
-     */
-    private String resultCode;
-
-    /**
-     * 错误描述
-     */
-    private String resultMsg;
-
-    CommonEnum(String resultCode, String resultMsg) {
-        this.resultCode = resultCode;
-        this.resultMsg = resultMsg;
-    }
-
-    @Override
-    public String getResultCode() {
-        return resultCode;
-    }
-
-    @Override
-    public String getResultMsg() {
-        return resultMsg;
-    }
-
-}

src/main/java/com/stu/stusystem/exception/GlobalExceptionHandler.java

-package com.stu.stusystem.exception;
-
-import com.stu.stusystem.common.ApiResult;
-import lombok.extern.slf4j.Slf4j;
-import org.springframework.web.bind.annotation.ControllerAdvice;
-import org.springframework.web.bind.annotation.ExceptionHandler;
-import org.springframework.web.bind.annotation.ResponseBody;
-
-import javax.servlet.http.HttpServletRequest;
-
-/**
- * @author: cxt
- * @time: 2021/3/10
- * 全局异常处理
- */
-@ControllerAdvice
-@Slf4j
-public class GlobalExceptionHandler {
-
-    /**
-     * 处理自定义的业务异常
-     * @param req
-     * @param e
-     * @return
-     */
-    @ExceptionHandler(value = BizException.class)
-    @ResponseBody
-    public ApiResult bizExceptionHandler(HttpServletRequest req, BizException e){
-        log.error("发生业务异常！原因是：{}",e.getErrorMsg());
-        return ApiResult.error(Integer.parseInt(e.getErrorCode()),e.getErrorMsg());
-    }
-
-    /**
-     * 处理空指针的异常
-     * @param req
-     * @param e
-     * @return
-     */
-    @ExceptionHandler(value =NullPointerException.class)
-    @ResponseBody
-    public ApiResult exceptionHandler(HttpServletRequest req, NullPointerException e){
-        log.error("发生空指针异常！原因是:",e);
-        return ApiResult.error(CommonEnum.BODY_NOT_MATCH);
-    }
-
-
-    /**
-     * 处理其他异常
-     * @param req
-     * @param e
-     * @return
-     */
-    @ExceptionHandler(value =Exception.class)
-    @ResponseBody
-    public ApiResult exceptionHandler(HttpServletRequest req, Exception e){
-        log.error("未知异常！原因是:",e);
-        return ApiResult.error(CommonEnum.INTERNAL_SERVER_ERROR);
-    }
-}

src/main/java/com/stu/stusystem/service/LoginService.java

@@ -76,7 +76,6 @@ public class LoginService {
         String v = newCode.toLowerCase();
         if (!v.equals(c)) {
             throw new ApiException(ApiException.E_LOGIN_UNKNOWN_CODE);
-//            throw new ApiException("验证码错误");
         }
     }