init2

timeline-component-common/src/main/java/com/timeline/common/response/ResponseEntity.java

@@ -0,0 +1,28 @@
+package com.timeline.common.response;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+@Data
+@AllArgsConstructor
+public class ResponseEntity<T> {
+    private int code;
+    private String message;
+    private T data;
+
+    public static <T> ResponseEntity<T> success(T data) {
+        return new ResponseEntity<>(ResponseEnum.SUCCESS.getCode(), ResponseEnum.SUCCESS.getMessage(), data);
+    }
+
+    public static <T> ResponseEntity<T> error(int code, String message) {
+        return new ResponseEntity<>(code, message, null);
+    }
+
+    public static <T> ResponseEntity<T> error(ResponseEnum responseEnum) {
+        return new ResponseEntity<>(responseEnum.getCode(), responseEnum.getMessage(), null);
+    }
+
+    public static <T> ResponseEntity<T> error(ResponseEnum responseEnum, String detailMessage) {
+        return new ResponseEntity<>(responseEnum.getCode(), responseEnum.getMessage() + ": " + detailMessage, null);
+    }
+}

timeline-component-common/src/main/java/com/timeline/common/response/ResponseEnum.java

@@ -0,0 +1,35 @@
+package com.timeline.common.response;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public enum ResponseEnum {
+    // 成功
+    SUCCESS(200, "请求成功"),
+
+    // 客户端错误
+    BAD_REQUEST(400, "客户端错误"),
+    UNAUTHORIZED(401, "未授权访问"),
+    FORBIDDEN(403, "禁止访问"),
+    NOT_FOUND(404, "资源不存在"),
+    METHOD_NOT_ALLOWED(405, "方法不允许"),
+    REQUEST_TIMEOUT(408, "请求超时"),
+    CONFLICT(409, "操作冲突"),
+    UNSUPPORTED_MEDIA_TYPE(415, "不支持的媒体类型"),
+    TOO_MANY_REQUESTS(429, "请求过多，请稍后再试"),
+
+    // 服务端错误
+    INTERNAL_SERVER_ERROR(500, "服务器内部错误"),
+    NOT_IMPLEMENTED(501, "功能未实现"),
+    BAD_GATEWAY(502, "网关错误"),
+    SERVICE_UNAVAILABLE(503, "服务不可用"),
+    GATEWAY_TIMEOUT(504, "网关超时"),
+
+    // 操作错误
+    SEARCH_ERROR(4001, "查询数据库错误");
+
+    private final int code;
+    private final String message;
+}