通用模板

src/main/java/com/huangge1199/ai/common/DeleteRequest.java

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+package com.huangge1199.ai.common;
+
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * 通用的删除请求类
+ *
+ * @author huangge1199
+ * @since 2025/6/30 16:21:47
+ */
+@Data
+public class DeleteRequest implements Serializable {
+
+    /**
+     * id
+     */
+    private Long id;
+
+    private static final long serialVersionUID = 1L;
+}

src/main/java/com/huangge1199/ai/common/HttpStatus.java

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+package com.huangge1199.ai.common;
+
+/**
+ * 返回状态码
+ * 
+ * @author ruoyi
+ */
+public class HttpStatus
+{
+    /**
+     * 操作成功
+     */
+    public static final int SUCCESS = 200;
+
+    /**
+     * 对象创建成功
+     */
+    public static final int CREATED = 201;
+
+    /**
+     * 请求已经被接受
+     */
+    public static final int ACCEPTED = 202;
+
+    /**
+     * 操作已经执行成功，但是没有返回数据
+     */
+    public static final int NO_CONTENT = 204;
+
+    /**
+     * 资源已被移除
+     */
+    public static final int MOVED_PERM = 301;
+
+    /**
+     * 重定向
+     */
+    public static final int SEE_OTHER = 303;
+
+    /**
+     * 资源没有被修改
+     */
+    public static final int NOT_MODIFIED = 304;
+
+    /**
+     * 参数列表错误（缺少，格式不匹配）
+     */
+    public static final int BAD_REQUEST = 400;
+
+    /**
+     * 未授权
+     */
+    public static final int UNAUTHORIZED = 401;
+
+    /**
+     * 访问受限，授权过期
+     */
+    public static final int FORBIDDEN = 403;
+
+    /**
+     * 资源，服务未找到
+     */
+    public static final int NOT_FOUND = 404;
+
+    /**
+     * 不允许的http方法
+     */
+    public static final int BAD_METHOD = 405;
+
+    /**
+     * 资源冲突，或者资源被锁
+     */
+    public static final int CONFLICT = 409;
+
+    /**
+     * 不支持的数据，媒体类型
+     */
+    public static final int UNSUPPORTED_TYPE = 415;
+
+    /**
+     * 系统内部错误
+     */
+    public static final int ERROR = 500;
+
+    /**
+     * 接口未实现
+     */
+    public static final int NOT_IMPLEMENTED = 501;
+
+    /**
+     * 系统警告消息
+     */
+    public static final int WARN = 601;
+}

src/main/java/com/huangge1199/ai/common/PageRequest.java

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+package com.huangge1199.ai.common;
+
+import lombok.Data;
+
+/**
+ * 通用的分页请求类
+ *
+ * @author huangge1199
+ * @since 2025/6/30 16:07:29
+ */
+@Data
+public class PageRequest {
+
+    /**
+     * 当前页号
+     */
+    private int current = 1;
+
+    /**
+     * 页面大小
+     */
+    private int pageSize = 10;
+
+    /**
+     * 排序字段
+     */
+    private String sortField;
+
+    /**
+     * 排序顺序（默认升序）
+     */
+    private String sortOrder = "descend";
+}

src/main/java/com/huangge1199/ai/common/R.java

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+package com.huangge1199.ai.common;
+
+import java.io.Serializable;
+
+/**
+ * 响应信息主体
+ *
+ * @author ruoyi
+ */
+public class R<T> implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 成功
+     */
+    public static final int SUCCESS = HttpStatus.SUCCESS;
+
+    /**
+     * 失败
+     */
+    public static final int FAIL = HttpStatus.ERROR;
+
+    private int code;
+
+    private String msg;
+
+    private T data;
+
+    public static <T> R<T> ok() {
+        return restResult(null, SUCCESS, "操作成功");
+    }
+
+    public static <T> R<T> ok(T data) {
+        return restResult(data, SUCCESS, "操作成功");
+    }
+
+    public static <T> R<T> ok(T data, String msg) {
+        return restResult(data, SUCCESS, msg);
+    }
+
+    public static <T> R<T> fail() {
+        return restResult(null, FAIL, "操作失败");
+    }
+
+    public static <T> R<T> fail(String msg) {
+        return restResult(null, FAIL, msg);
+    }
+
+    public static <T> R<T> fail(Exception e) {
+        String msg = e.getMessage();
+        if (e.getCause() != null) {
+            msg = e.getCause().getMessage();
+        } else {
+            return restResult(null, FAIL, msg);
+        }
+        if (e.getCause().getCause() != null) {
+            msg = e.getCause().getCause().getMessage();
+        }
+        return restResult(null, FAIL, msg);
+    }
+
+    public static <T> R<T> fail(T data) {
+        return restResult(data, FAIL, "操作失败");
+    }
+
+    public static <T> R<T> fail(T data, String msg) {
+        return restResult(data, FAIL, msg);
+    }
+
+    public static <T> R<T> fail(int code, String msg) {
+        return restResult(null, code, msg);
+    }
+
+    private static <T> R<T> restResult(T data, int code, String msg) {
+        R<T> apiResult = new R<>();
+        apiResult.setCode(code);
+        apiResult.setData(data);
+        apiResult.setMsg(msg);
+        return apiResult;
+    }
+
+    public int getCode() {
+        return code;
+    }
+
+    public void setCode(int code) {
+        this.code = code;
+    }
+
+    public String getMsg() {
+        return msg;
+    }
+
+    public void setMsg(String msg) {
+        this.msg = msg;
+    }
+
+    public T getData() {
+        return data;
+    }
+
+    public void setData(T data) {
+        this.data = data;
+    }
+
+    public static <T> Boolean isError(R<T> ret) {
+        return !isSuccess(ret);
+    }
+
+    public static <T> Boolean isSuccess(R<T> ret) {
+        return R.SUCCESS == ret.getCode();
+    }
+}

src/main/java/com/huangge1199/ai/exception/ErrorCode.java

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+package com.huangge1199.ai.exception;
+
+import lombok.Getter;
+
+/**
+ * 异常信息
+ *
+ * @author huangge1199
+ * @since 2025/6/27 16:26:54
+ */
+@Getter
+public enum ErrorCode {
+
+    SUCCESS(200, "ok"),
+    PARAMS_ERROR(40000, "请求参数错误"),
+    NOT_LOGIN_ERROR(40100, "未登录"),
+    NO_AUTH_ERROR(40101, "无权限"),
+    NOT_FOUND_ERROR(40400, "请求数据不存在"),
+    FORBIDDEN_ERROR(40300, "禁止访问"),
+    SYSTEM_ERROR(50000, "系统内部异常"),
+    OPERATION_ERROR(50001, "操作失败");
+
+    /**
+     * 状态码
+     */
+    private final int code;
+
+    /**
+     * 信息
+     */
+    private final String message;
+
+    ErrorCode(int code, String message) {
+        this.code = code;
+        this.message = message;
+    }
+
+}

src/main/java/com/huangge1199/ai/exception/GlobalExceptionHandler.java

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+package com.huangge1199.ai.exception;
+
+import com.huangge1199.picture.common.R;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+/**
+ * 全局异常处理器
+ *
+ * @author huangge1199
+ * @since 2025/6/30 10:56:33
+ */
+@RestControllerAdvice
+@Slf4j
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(MyException.class)
+    public R<?> businessExceptionHandler(MyException e) {
+        log.error("BusinessException", e);
+        return R.fail(e.getCode(), e.getMessage());
+    }
+
+    @ExceptionHandler(RuntimeException.class)
+    public R<?> businessExceptionHandler(RuntimeException e) {
+        log.error("RuntimeException", e);
+        return R.fail(ErrorCode.SYSTEM_ERROR, "系统错误");
+    }
+}

src/main/java/com/huangge1199/ai/exception/MyException.java

@@ -0,0 +1,36 @@
+package com.huangge1199.ai.exception;
+
+import lombok.Getter;
+import lombok.Setter;
+
+/**
+ * 自定义业务异常
+ *
+ * @author huangge1199
+ * @since 2025/6/30 10:42:10
+ */
+@Setter
+@Getter
+public class MyException extends RuntimeException {
+
+    /**
+     * 错误码
+     */
+    private final int code;
+
+    public MyException(int code, String message) {
+        super(message);
+        this.code = code;
+    }
+
+    public MyException(ErrorCode errorCode) {
+        super(errorCode.getMessage());
+        this.code = errorCode.getCode();
+    }
+
+    public MyException(ErrorCode errorCode, String message) {
+        super(message);
+        this.code = errorCode.getCode();
+    }
+
+}

src/main/java/com/huangge1199/ai/exception/ThrowUtils.java

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+package com.huangge1199.ai.exception;
+
+/**
+ * 异常处理工具类
+ *
+ * @author huangge1199
+ * @since 2025/6/30 11:00:12
+ */
+public class ThrowUtils {
+
+    /**
+     * 条件成立则抛异常
+     *
+     * @param condition        条件
+     * @param runtimeException 异常
+     */
+    public static void throwIf(boolean condition, RuntimeException runtimeException) {
+        if (condition) {
+            throw runtimeException;
+        }
+    }
+
+    /**
+     * 条件成立则抛异常
+     *
+     * @param condition 条件
+     * @param errorCode 错误码
+     */
+    public static void throwIf(boolean condition, ErrorCode errorCode) {
+        throwIf(condition, new MyException(errorCode));
+    }
+
+    /**
+     * 条件成立则抛异常
+     *
+     * @param condition 条件
+     * @param errorCode 错误码
+     * @param message   错误信息
+     */
+    public static void throwIf(boolean condition, ErrorCode errorCode, String message) {
+        throwIf(condition, new MyException(errorCode, message));
+    }
+
+}