# 組件源碼 /** * <b>方法描述：</b> 文件是否超出限制 <br/> * <b>創建者：</b> admin <br/> * <b>創建時間：</b> 2019-06-19 15:45:31 <br/> * * @param files * 入參|文件字節|{@link Object} * @param limit * 入參|限制|{@link int} * @return 0 失敗<br/> * 1 成功<br/> */ @Component(label = "文件是否超出限制", style = "判斷型", type = "同步組件", comment = "test aa", version = "1.0.0", deprecated = false, author = "admin", date = "2019-06-19 03:45:31") @InParams(param = { @Param(name = "files", comment = "文件字節", type = Object.class), @Param(name = "limit", comment = "限制", type = int.class) }) @Returns(returns = { @Return(id = "0", desp = "失敗"), @Return(id = "1", desp = "成功") }) public static ResultBase A_checkFileSize(Object files, int limit) { try { long len = ((byte[]) files).length; double fs = (double) len / 1048576; if (fs <= limit) return ResultBase.newSuccessResult(); else return ResultBase.newFailureResult("999", "待轉化文件超出現在大小，文件：[" + fs + "M],限制：[" + limit + "M]"); } catch (Exception e) { AppLog.error(e); return ResultBase.newFailureResult("999", "判斷待轉換文件異常。" + AppLog.errorMsg(e)); } } 交易中組件使用方式：  ## 參數說明及示例 文件字節：文件字節二進制數組，示例： `__INNER__["fileByte"]` 限制：文件大小限制，單位為M（兆），示例： `17` > 根據文件二進制大小判斷文件大小是否超出最大大小限制