♻️ 初始化通用类

common-tools/src/main/java/com/xkcoding/common/enums/CommonStatus.java

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+package com.xkcoding.common.enums;
+
+import com.xkcoding.common.enums.base.IStatus;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+/**
+ * 常用状态
+ *
+ * @author 一珩（沈扬凯 yk.shen@tuya.com）
+ * @date 2022-08-20 01:49
+ */
+@Getter
+@AllArgsConstructor
+public enum CommonStatus implements IStatus {
+    /**
+     * 操作状态码
+     */
+    OK(200, "请求成功"),
+    BASE_ERROR(202, "基础服务异常"),
+    PARAM_ERROR(203, "请求参数缺失"),
+    SERVER_ERROR(500, "系统错误，请联系管理员");
+
+    private final Integer code;
+    private final String desc;
+}

common-tools/src/main/java/com/xkcoding/common/enums/base/IStatus.java

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+package com.xkcoding.common.enums.base;
+
+/**
+ * 状态抽象
+ *
+ * @author 一珩（沈扬凯 yk.shen@tuya.com）
+ * @date 2022-08-20 01:49
+ */
+public interface IStatus {
+    /**
+     * 状态码
+     *
+     * @return 状态码
+     */
+    Integer getCode();
+
+    /**
+     * 描述
+     *
+     * @return 描述
+     */
+    String getDesc();
+}

common-tools/src/main/java/com/xkcoding/common/exception/CommonBizException.java

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+package com.xkcoding.common.exception;
+
+import com.xkcoding.common.enums.CommonStatus;
+import com.xkcoding.common.enums.base.IStatus;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+/**
+ * 通用业务异常
+ *
+ * @author 一珩（沈扬凯 yk.shen@tuya.com）
+ * @date 2022-08-20 01:55
+ */
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class CommonBizException extends RuntimeException {
+    public Integer code;
+    private String message;
+
+    public CommonBizException(Integer code, String message) {
+        super(message);
+        this.code = code;
+        this.message = message;
+    }
+
+    public CommonBizException(Throwable cause) {
+        super(cause);
+        this.code = CommonStatus.SERVER_ERROR.getCode();
+        this.message = cause.getMessage();
+    }
+
+    public CommonBizException(String message) {
+        super(message);
+        this.code = CommonStatus.SERVER_ERROR.getCode();
+        this.message = message;
+    }
+
+    public CommonBizException(IStatus status) {
+        super(status.getDesc());
+        this.code = status.getCode();
+        this.message = status.getDesc();
+    }
+}

common-tools/src/main/java/com/xkcoding/common/model/viewmodel/Response.java

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+package com.xkcoding.common.model.viewmodel;
+
+import com.xkcoding.common.enums.CommonStatus;
+import com.xkcoding.common.enums.base.IStatus;
+import com.xkcoding.common.exception.CommonBizException;
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * 通用接口返回
+ *
+ * @author 一珩（沈扬凯 yk.shen@tuya.com）
+ * @date 2022-08-20 01:43
+ */
+@Data
+public class Response<T> implements Serializable {
+    /**
+     * 状态码
+     */
+    private Integer code;
+
+    /**
+     * 返回内容
+     */
+    private String message;
+
+    /**
+     * 返回数据
+     */
+    private T data;
+
+    private Response() {
+    }
+
+    private Response(Integer code, String message, T data) {
+        this.code = code;
+        this.message = message;
+        this.data = data;
+    }
+
+    public static <T> Response<T> of(Integer code, String message, T data) {
+        return new Response<>(code, message, data);
+    }
+
+    public static <T> Response<T> ofSuccess(T data) {
+        return ofStatus(CommonStatus.OK, data);
+    }
+
+    public static <T> Response<T> ofStatus(IStatus status) {
+        return ofStatus(status, null);
+    }
+
+    public static <T> Response<T> ofStatus(IStatus status, T data) {
+        return of(status.getCode(), status.getDesc(), data);
+    }
+
+    public static <T> Response<T> ofError(CommonBizException exception, T data) {
+        return of(exception.getCode(), exception.getMessage(), data);
+    }
+
+    public static <T> Response<T> ofError(CommonBizException exception) {
+        return ofError(exception, null);
+    }
+}