# 組件源碼 ``` /** * @category 文件存在檢查 * @param filepath * 入參|文件或目錄|{@link java.lang.String} * @param isfile * 入參|true-文件檢查,false-目錄檢查|boolean * @return 0 失敗<br/> * 1 成功<br/> */ @InParams(param = { @Param(name = "filepath", comment = "文件或目錄", type = java.lang.String.class), @Param(name = "isfile", comment = "true-文件檢查,false-目錄檢查", type = boolean.class) }) @Returns(returns = { @Return(id = "0", desp = "失敗"), @Return(id = "1", desp = "成功") }) @Component(label = "文件存在檢查", style = "判斷型", type = "同步組件", comment = "檢查文件或目錄是否存在", version = "1.0.0", deprecated = false, author = "test", date = "2018-01-23 09:44:39") public static ResultBase P_fileExist(String filepath, boolean isfile) { File file = new File(filepath); if (!file.exists()) { return ResultBase .newFailureResult("TPTF0025", "文件或目錄不存在"); } if ((file.isDirectory() && isfile) || (file.isFile() && !isfile)) { return ResultBase .newFailureResult("TPTF0026",(file.isDirectory() ? "指定文件為目錄" : "指定目錄為文件")); } return ResultBase.newSuccessResult(); } ``` # 交易中組件使用方式  # 參數說明及示例 ## 入口參數 文件或目錄：傳入文件或者目錄的絕對路徑，示例： `"D:\\work\\CQYY\\workspace\\xxx.txt"` true-文件檢查,false-目錄檢查：設置檢查的是什么類型，示例： `true`